<?xml version="1.0" encoding="UTF-8"?>
<!--
   This file is provided under the terms of the MIT license reproduced here.
   Copyright © 2021 prostep ivip association
   
   Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
   The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.		
   
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   Generated Schema from VEC model. Changelog can be found at https://track.prostep.com/browse/KBLFRM.
   Attention: If this is a SNAPSHOT version, then this schema is produced by a nightly or preview build, 
   is NO OFFICIAL RELEASE and can change at any time.

   Version:   2.0.1
   Revision:  4ffcacb7aaee61bb5a72e4d52f16dad640cdceda
   Timestamp: 2022-10-03
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-->
<xs:schema xmlns:vec="http://www.prostep.org/ecad-if/2011/vec"
           xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
           xmlns:xs="http://www.w3.org/2001/XMLSchema"
           targetNamespace="http://www.prostep.org/ecad-if/2011/vec"
           version="2.0.1">
   <xs:element name="VecContent" type="vec:VecContent"/>
   <xs:complexType name="AbstractLocalizedString" abstract="true">
      <xs:sequence>
         <xs:element name="LanguageCode" type="vec:LanguageCode"/>
         <xs:element name="Value" type="xs:string"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="AbstractSlot" abstract="true">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="SlotNumber" type="xs:string" minOccurs="0"/>
               <xs:element name="SlotSpecification" type="xs:IDREF" minOccurs="0"/>
               <xs:element name="Coding" type="vec:Coding" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="AbstractSlotReference" abstract="true">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string" minOccurs="0"/>
               <xs:element name="ReferencedSlot" type="xs:IDREF"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="AliasIdentification">
      <xs:sequence>
         <xs:element name="IdentificationValue" type="xs:string"/>
         <xs:element name="Type" type="vec:AliasIdentificationType" minOccurs="0"/>
         <xs:element name="Scope" type="xs:string" minOccurs="0"/>
         <xs:element name="Description"
                     type="vec:AbstractLocalizedString"
                     minOccurs="0"
                     maxOccurs="unbounded"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="AntennaSpecification">
      <xs:complexContent>
         <xs:extension base="vec:EEComponentSpecification">
            <xs:sequence>
               <xs:element name="FMin" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="FMax" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="Impedance" type="vec:NumericalValue" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="ApplicationConstraint">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="Type" type="vec:ApplicationConstraintType"/>
               <xs:element name="FromDate" type="xs:dateTime" minOccurs="0"/>
               <xs:element name="ToDate" type="xs:dateTime" minOccurs="0"/>
               <xs:element name="FromSerialNumber" type="xs:string" minOccurs="0"/>
               <xs:element name="ToSerialNumber" type="xs:string" minOccurs="0"/>
               <xs:element name="ProjectPhase"
                           type="xs:string"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="FromEffectivityControlKey" type="xs:string" minOccurs="0"/>
               <xs:element name="ToEffectivityControlKey" type="xs:string" minOccurs="0"/>
               <xs:element name="BaseInclusion" type="xs:IDREF" minOccurs="0"/>
               <xs:element name="Project" type="xs:IDREFS" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="ApplicationConstraintSpecification">
      <xs:complexContent>
         <xs:extension base="vec:Specification">
            <xs:sequence>
               <xs:element name="ApplicationConstraint"
                           type="vec:ApplicationConstraint"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="Approval">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string" minOccurs="0"/>
               <xs:element name="Description"
                           type="vec:AbstractLocalizedString"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="CompanyInScope"
                           type="xs:string"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="Status" type="vec:StatusOfApproval"/>
               <xs:element name="LevelOfApproval" type="vec:LevelOfApproval" minOccurs="0"/>
               <xs:element name="AdditionalLevelInformation" type="xs:string" minOccurs="0"/>
               <xs:element name="Permission"
                           type="vec:Permission"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="AssignmentGroup">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string"/>
               <xs:element name="Description"
                           type="vec:AbstractLocalizedString"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="AssignmentGroupSpecification">
      <xs:complexContent>
         <xs:extension base="vec:Specification">
            <xs:sequence>
               <xs:element name="AssignmentGroup"
                           type="vec:AssignmentGroup"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="BaselineSpecification">
      <xs:complexContent>
         <xs:extension base="vec:Specification">
            <xs:sequence>
               <xs:element name="State" type="vec:BaselineState" minOccurs="0"/>
               <xs:element name="Content" type="vec:BaselineContent" minOccurs="0"/>
               <xs:element name="ValidVersions" type="xs:IDREFS" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="BatterySpecification">
      <xs:complexContent>
         <xs:extension base="vec:EEComponentSpecification">
            <xs:sequence>
               <xs:element name="U" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="I" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="ICool" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="Capacity" type="vec:NumericalValue" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="BoltMountedFixingSpecification">
      <xs:complexContent>
         <xs:extension base="vec:FixingSpecification">
            <xs:sequence>
               <xs:element name="BoltType" type="vec:BoltMountedFixingBoltType" minOccurs="0"/>
               <xs:element name="BoltShape"
                           type="vec:BoltMountedFixingBoltShape"
                           minOccurs="0"/>
               <xs:element name="BoltDiameter" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="BoltHeight" type="vec:NumericalValue" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="BoltTerminalRole">
      <xs:complexContent>
         <xs:extension base="vec:TerminalRole"/>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="BoltTerminalSpecification">
      <xs:complexContent>
         <xs:extension base="vec:TerminalSpecification">
            <xs:sequence>
               <xs:element name="BoltDiameter" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="BoltHeight" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="BoltNominalSize"
                           type="vec:TerminalBoltNominalSize"
                           minOccurs="0"/>
               <xs:element name="BoltType" type="vec:TerminalBoltType" minOccurs="0"/>
               <xs:element name="TorsionProtection" type="xs:boolean" minOccurs="0"/>
               <xs:element name="MaxTerminalCount" type="xs:integer" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="BooleanValueProperty">
      <xs:complexContent>
         <xs:extension base="vec:CustomProperty">
            <xs:sequence>
               <xs:element name="Value" type="xs:boolean"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="BoundingBox">
      <xs:sequence>
         <xs:element name="X" type="vec:NumericalValue" minOccurs="0"/>
         <xs:element name="Y" type="vec:NumericalValue" minOccurs="0"/>
         <xs:element name="Z" type="vec:NumericalValue" minOccurs="0"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="BridgeTerminalRole">
      <xs:complexContent>
         <xs:extension base="vec:TerminalRole">
            <xs:sequence>
               <xs:element name="Connection" type="xs:IDREFS" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="BridgeTerminalSpecification">
      <xs:complexContent>
         <xs:extension base="vec:TerminalSpecification"/>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="BuildingBlockPositioning2D">
      <xs:complexContent>
         <xs:extension base="vec:ConfigurableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string" minOccurs="0"/>
               <xs:element name="Referenced2DBuildingBlock" type="xs:IDREF"/>
               <xs:element name="CenterPoint" type="vec:CartesianPoint2D" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="BuildingBlockPositioning3D">
      <xs:complexContent>
         <xs:extension base="vec:ConfigurableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string" minOccurs="0"/>
               <xs:element name="Referenced3DBuildingBlock" type="xs:IDREF"/>
               <xs:element name="Positioning" type="vec:Transformation3D" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="BuildingBlockSpecification2D">
      <xs:complexContent>
         <xs:extension base="vec:Specification">
            <xs:sequence>
               <xs:element name="BaseUnit" type="xs:IDREF"/>
               <xs:element name="BoundingBox" type="vec:CartesianDimension"/>
               <xs:element name="CartesianPoint"
                           type="vec:CartesianPoint2D"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="GeometryNode"
                           type="vec:GeometryNode2D"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="GeometrySegment"
                           type="vec:GeometrySegment2D"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="PlacedElementViewItem"
                           type="vec:OccurrenceOrUsageViewItem2D"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="BuildingBlockSpecification3D">
      <xs:complexContent>
         <xs:extension base="vec:Specification">
            <xs:sequence>
               <xs:element name="BaseUnit" type="xs:IDREF"/>
               <xs:element name="TopologyZone" type="xs:IDREF" minOccurs="0"/>
               <xs:element name="CartesianPoint"
                           type="vec:CartesianPoint3D"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="GeometryNode"
                           type="vec:GeometryNode3D"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="GeometrySegment"
                           type="vec:GeometrySegment3D"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="PlacedElementViewItem3D"
                           type="vec:OccurrenceOrUsageViewItem3D"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="CableDuctOutlet">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string" minOccurs="0"/>
               <xs:element name="PlacementPoint" type="xs:IDREF" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="CableDuctRole">
      <xs:complexContent>
         <xs:extension base="vec:Role">
            <xs:sequence>
               <xs:element name="CableDuctSpecification" type="xs:IDREF"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="CableDuctSpecification">
      <xs:complexContent>
         <xs:extension base="vec:PartOrUsageRelatedSpecification">
            <xs:sequence>
               <xs:element name="Outlet"
                           type="vec:CableDuctOutlet"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="CableLeadThrough">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string" minOccurs="0"/>
               <xs:element name="CableLeadThroughSpecification" type="xs:IDREF" minOccurs="0"/>
               <xs:element name="Outlet"
                           type="vec:CableLeadThroughOutlet"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="CableLeadThroughOutlet">
      <xs:sequence>
         <xs:element name="Identification" type="xs:string"/>
         <xs:element name="PlacementPoint" type="xs:IDREF" minOccurs="0"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="CableLeadThroughReference">
      <xs:sequence>
         <xs:element name="Identification" type="xs:string" minOccurs="0"/>
         <xs:element name="CableLeadThrough" type="xs:IDREF" minOccurs="0"/>
         <xs:element name="UsedPlugs" type="xs:IDREFS" minOccurs="0"/>
         <xs:element name="UsedSeals" type="xs:IDREFS" minOccurs="0"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="CableLeadThroughSpecification">
      <xs:complexContent>
         <xs:extension base="vec:Specification">
            <xs:sequence>
               <xs:element name="Type" type="vec:CableLeadThroughType" minOccurs="0"/>
               <xs:element name="Geometry" type="vec:CableLeadThroughGeometry" minOccurs="0"/>
               <xs:element name="SealingDimension" type="vec:Size" minOccurs="0"/>
               <xs:element name="MinSegmentOutsideDiameter"
                           type="vec:NumericalValue"
                           minOccurs="0"/>
               <xs:element name="MaxSegmentOutsideDiameter"
                           type="vec:NumericalValue"
                           minOccurs="0"/>
               <xs:element name="Sealable" type="xs:boolean" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="CableTieRole">
      <xs:complexContent>
         <xs:extension base="vec:Role">
            <xs:sequence>
               <xs:element name="CableTieSpecification" type="xs:IDREF"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="CableTieSpecification">
      <xs:complexContent>
         <xs:extension base="vec:PartOrUsageRelatedSpecification">
            <xs:sequence>
               <xs:element name="Length" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="Width" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="Thickness" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="TensioningStrength" type="vec:NumericalValue" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="CapacitorSpecification">
      <xs:complexContent>
         <xs:extension base="vec:EEComponentSpecification">
            <xs:sequence>
               <xs:element name="Capacity" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="Impedance" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="UMax" type="vec:NumericalValue" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="CartesianDimension">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="Height" type="xs:double"/>
               <xs:element name="Width" type="xs:double"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="CartesianPoint2D">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="X" type="xs:double"/>
               <xs:element name="Y" type="xs:double"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="CartesianPoint3D">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="X" type="xs:double"/>
               <xs:element name="Y" type="xs:double"/>
               <xs:element name="Z" type="xs:double"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="CartesianVector" abstract="true">
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="CartesianVector2D">
      <xs:complexContent>
         <xs:extension base="vec:CartesianVector">
            <xs:sequence>
               <xs:element name="X" type="xs:double"/>
               <xs:element name="Y" type="xs:double"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="CartesianVector3D">
      <xs:complexContent>
         <xs:extension base="vec:CartesianVector">
            <xs:sequence>
               <xs:element name="X" type="xs:double"/>
               <xs:element name="Y" type="xs:double"/>
               <xs:element name="Z" type="xs:double"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="Cavity">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="Available" type="xs:boolean" minOccurs="0"/>
               <xs:element name="CavityNumber" type="xs:string" minOccurs="0"/>
               <xs:element name="HasIntegratedTerminal" type="xs:boolean" minOccurs="0"/>
               <xs:element name="CavitySpecification" type="xs:IDREF" minOccurs="0"/>
               <xs:element name="IntegratedTerminalSpecification"
                           type="xs:IDREF"
                           minOccurs="0"/>
               <xs:element name="PositionDetail" type="vec:CavityPositionDetail" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="CavityAccessoryRole">
      <xs:complexContent>
         <xs:extension base="vec:Role">
            <xs:sequence>
               <xs:element name="CavityAccessorySpecification" type="xs:IDREF"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="CavityAccessorySpecification">
      <xs:complexContent>
         <xs:extension base="vec:CavityPartSpecification">
            <xs:sequence>
               <xs:element name="WireElementOutsideDiameter"
                           type="vec:ValueRange"
                           minOccurs="0"/>
               <xs:element name="WireReceptionType" type="vec:WireReceptionType" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="CavityAddOn">
      <xs:sequence>
         <xs:element name="WireAddOn" type="vec:NumericalValue"/>
         <xs:element name="Type" type="vec:WireAddOnType"/>
         <xs:element name="Cavity" type="xs:IDREF"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="CavityCoupling">
      <xs:complexContent>
         <xs:extension base="vec:ConfigurableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string" minOccurs="0"/>
               <xs:element name="FirstCavity" type="xs:IDREF"/>
               <xs:element name="SecondCavity" type="xs:IDREF"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="CavityMapping">
      <xs:sequence>
         <xs:element name="IdentificationA" type="xs:string"/>
         <xs:element name="IdentificationB" type="xs:string"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="CavityMounting">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="CavityAccessory" type="xs:IDREFS" minOccurs="0"/>
               <xs:element name="EquippedCavityRef" type="xs:IDREFS"/>
               <xs:element name="ReplacedPlug" type="xs:IDREFS" minOccurs="0"/>
               <xs:element name="CavityMountingDetail"
                           type="vec:CavityMountingDetail"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="CavityMountingDetail">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="EquippedCavityRef" type="xs:IDREF"/>
               <xs:element name="TerminalReceptionReference" type="xs:IDREF"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="CavityPartSpecification" abstract="true">
      <xs:complexContent>
         <xs:extension base="vec:PartOrUsageRelatedSpecification">
            <xs:sequence>
               <xs:element name="CavityDimension"
                           type="vec:Size"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="Hardness" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="Geometry" type="vec:SealingGeometry" minOccurs="0"/>
               <xs:element name="CompatibleTerminalType"
                           type="vec:TerminalType"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="CompatibleCavityGeometry"
                           type="vec:CavityGeometry"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="CavityPlugRole">
      <xs:complexContent>
         <xs:extension base="vec:Role">
            <xs:sequence>
               <xs:element name="CavityPlugSpecification" type="xs:IDREF"/>
               <xs:element name="PluggedCavityRef" type="xs:IDREFS" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="CavityPlugSpecification">
      <xs:complexContent>
         <xs:extension base="vec:CavityPartSpecification"/>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="CavityPositionDetail">
      <xs:sequence>
         <xs:element name="Rotation" type="vec:NumericalValue" minOccurs="0"/>
         <xs:element name="CavitySealingOffset" type="vec:NumericalValue" minOccurs="0"/>
         <xs:element name="BaseUnit" type="xs:IDREF"/>
         <xs:element name="InsertionPosition" type="vec:CartesianPoint3D" minOccurs="0"/>
         <xs:element name="InsertionVector" type="vec:CartesianVector3D" minOccurs="0"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="CavityReference">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string" minOccurs="0"/>
               <xs:element name="ComponentPort" type="xs:IDREFS" minOccurs="0"/>
               <xs:element name="ReferencedCavity" type="xs:IDREF"/>
               <xs:element name="IntegratedTerminalRole" type="vec:TerminalRole" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="CavitySealRole">
      <xs:complexContent>
         <xs:extension base="vec:Role">
            <xs:sequence>
               <xs:element name="CavitySealSpecification" type="xs:IDREF"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="CavitySealSpecification">
      <xs:complexContent>
         <xs:extension base="vec:CavityPartSpecification">
            <xs:sequence>
               <xs:element name="WireElementOutsideDiameter"
                           type="vec:ValueRange"
                           minOccurs="0"/>
               <xs:element name="WireReceptionType" type="vec:WireReceptionType" minOccurs="0"/>
               <xs:element name="InsideDiameter" type="vec:NumericalValue" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="CavitySpecification">
      <xs:complexContent>
         <xs:extension base="vec:Specification">
            <xs:sequence>
               <xs:element name="Angle"
                           type="vec:NumericalValue"
                           minOccurs="0"
                           maxOccurs="2"/>
               <xs:element name="CavityDesign" type="xs:string" minOccurs="0"/>
               <xs:element name="Geometry" type="vec:CavityGeometry" minOccurs="0"/>
               <xs:element name="CavityDimension" type="vec:Size" minOccurs="0"/>
               <xs:element name="MinWireElementOutsideDiameter"
                           type="vec:NumericalValue"
                           minOccurs="0"/>
               <xs:element name="MaxWireElementOutsideDiameter"
                           type="vec:NumericalValue"
                           minOccurs="0"/>
               <xs:element name="PrimaryLockingType"
                           type="vec:PrimaryLockingType"
                           minOccurs="0"/>
               <xs:element name="Sealable" type="xs:boolean" minOccurs="0"/>
               <xs:element name="CompatibleTerminalType"
                           type="vec:TerminalType"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="CavitySealingLength" type="vec:NumericalValue" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="ChangeDescription">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string" minOccurs="0"/>
               <xs:element name="Label" type="xs:string" minOccurs="0"/>
               <xs:element name="Description"
                           type="vec:AbstractLocalizedString"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="Approver" type="vec:Person" minOccurs="0"/>
               <xs:element name="ChangeDate" type="xs:dateTime" minOccurs="0"/>
               <xs:element name="ResponsibleDesigner" type="vec:Person" minOccurs="0"/>
               <xs:element name="RelatedChangeRequest"
                           type="xs:string"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="Coding">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="Coding" type="vec:CodingName"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="Color">
      <xs:sequence>
         <xs:element name="Key" type="xs:string"/>
         <xs:element name="ReferenceSystem" type="vec:ColorReferenceSystem"/>
         <xs:element name="Description"
                     type="vec:LocalizedString"
                     minOccurs="0"
                     maxOccurs="unbounded"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="ComplexProperty">
      <xs:complexContent>
         <xs:extension base="vec:CustomProperty">
            <xs:sequence>
               <xs:element name="CustomProperty"
                           type="vec:CustomProperty"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="ComponentConnector">
      <xs:complexContent>
         <xs:extension base="vec:ConfigurableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string"/>
               <xs:element name="Description"
                           type="vec:AbstractLocalizedString"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="ComponentPort"
                           type="vec:ComponentPort"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="ComponentNode">
      <xs:complexContent>
         <xs:extension base="vec:ConfigurableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string"/>
               <xs:element name="Abbreviation"
                           type="vec:LocalizedString"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="ComponentNodeType" type="vec:ComponentNodeType" minOccurs="0"/>
               <xs:element name="Description"
                           type="vec:AbstractLocalizedString"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="SubType" type="vec:ComponentNodeSubType" minOccurs="0"/>
               <xs:element name="NetworkNode" type="xs:IDREF" minOccurs="0"/>
               <xs:element name="RealizedUsageNode" type="xs:IDREF" minOccurs="0"/>
               <xs:element name="ChildNode"
                           type="vec:ComponentNode"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="ComponentConnector"
                           type="vec:ComponentConnector"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="ComponentPort">
      <xs:complexContent>
         <xs:extension base="vec:ConfigurableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string"/>
               <xs:element name="SignalDirection" type="vec:SignalDirection" minOccurs="0"/>
               <xs:element name="Description"
                           type="vec:AbstractLocalizedString"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="NetworkPort" type="xs:IDREF" minOccurs="0"/>
               <xs:element name="Signal" type="xs:IDREF" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="ComponentPortViewItem">
      <xs:sequence>
         <xs:element name="Side" type="vec:ComponentPortViewItemSide" minOccurs="0"/>
         <xs:element name="ComponentPort" type="xs:IDREF"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="CompositeUnit">
      <xs:complexContent>
         <xs:extension base="vec:Unit">
            <xs:sequence>
               <xs:element name="Factors" type="xs:IDREFS"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="CompositionSpecification">
      <xs:complexContent>
         <xs:extension base="vec:Specification">
            <xs:sequence>
               <xs:element name="Component"
                           type="vec:PartOccurrence"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="ConductorCurrentInformation">
      <xs:sequence>
         <xs:element name="MaxCurrent" type="vec:NumericalValue"/>
         <xs:element name="EnvironmentTemperature" type="vec:NumericalValue"/>
         <xs:element name="Voltage" type="vec:NumericalValue"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="ConductorMaterial">
      <xs:sequence>
         <xs:element name="Material" type="vec:Material" maxOccurs="unbounded"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="ConductorSpecification" abstract="true">
      <xs:complexContent>
         <xs:extension base="vec:Specification">
            <xs:sequence>
               <xs:element name="CrossSectionArea" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="MassInformation" type="vec:MassInformation" minOccurs="0"/>
               <xs:element name="Material"
                           type="vec:Material"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="Resistance" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="Structure" type="vec:ConductorStructure" minOccurs="0"/>
               <xs:element name="Type" type="vec:ConductorType" minOccurs="0"/>
               <xs:element name="NumberOfStrands" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="PlatingMaterial"
                           type="vec:Material"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="StrandDiameter" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="VoltageRange" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="CurrentInformation"
                           type="vec:ConductorCurrentInformation"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="ConfigurableElement" abstract="true">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="ApplicationConstraint" type="xs:IDREFS" minOccurs="0"/>
               <xs:element name="AssociatedAssignmentGroups" type="xs:IDREFS" minOccurs="0"/>
               <xs:element name="ConfigInfo" type="xs:IDREF" minOccurs="0"/>
               <xs:element name="ConfigurationConstraint"
                           type="vec:ConfigurationConstraint"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="ConfigurationConstraint">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string" minOccurs="0"/>
               <xs:element name="ApplicationConstraint" type="xs:IDREFS" minOccurs="0"/>
               <xs:element name="ConfigInfo" type="xs:IDREF" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="Connection">
      <xs:complexContent>
         <xs:extension base="vec:RoutableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string"/>
               <xs:element name="Description"
                           type="vec:AbstractLocalizedString"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="InstallationInstruction"
                           type="vec:Instruction"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="Net" type="xs:IDREF" minOccurs="0"/>
               <xs:element name="Signal" type="xs:IDREF" minOccurs="0"/>
               <xs:element name="ConnectionEnd"
                           type="vec:ConnectionEnd"
                           minOccurs="2"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="ConnectionEnd">
      <xs:complexContent>
         <xs:extension base="vec:ConfigurableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string"/>
               <xs:element name="IsExternalEnd" type="xs:boolean"/>
               <xs:element name="Gender" type="vec:ConnectionEndGender" minOccurs="0"/>
               <xs:element name="InstallationInstruction"
                           type="vec:Instruction"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="ConnectedComponentPort" type="xs:IDREF"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="ConnectionGroup">
      <xs:complexContent>
         <xs:extension base="vec:ConfigurableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string" minOccurs="0"/>
               <xs:element name="ConnectionGroupType" type="vec:ConnectionGroupType"/>
               <xs:element name="InstallationInstruction"
                           type="vec:Instruction"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="Description"
                           type="vec:AbstractLocalizedString"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="Connection" type="xs:IDREFS"/>
               <xs:element name="SubGroup"
                           type="vec:ConnectionGroup"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="ConnectionNodeViewItem">
      <xs:sequence>
         <xs:element name="Identification" type="xs:string"/>
         <xs:element name="GridSquare" type="xs:string" minOccurs="0"/>
         <xs:element name="ComponentNode" type="xs:IDREF"/>
         <xs:element name="DisplayedPort"
                     type="vec:ComponentPortViewItem"
                     minOccurs="0"
                     maxOccurs="unbounded"/>
         <xs:element name="Orientation" type="vec:Transformation2D" minOccurs="0"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="ConnectionSpecification">
      <xs:complexContent>
         <xs:extension base="vec:Specification">
            <xs:sequence>
               <xs:element name="ComponentNode"
                           type="vec:ComponentNode"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="Connection"
                           type="vec:Connection"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="ConnectionGroup"
                           type="vec:ConnectionGroup"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="ConnectionViewSpecification">
      <xs:complexContent>
         <xs:extension base="vec:Specification">
            <xs:sequence>
               <xs:element name="CartesianPoint"
                           type="vec:CartesianPoint2D"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="PlacedViewItems"
                           type="vec:ConnectionNodeViewItem"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="ConnectorHousingCapRole">
      <xs:complexContent>
         <xs:extension base="vec:Role">
            <xs:sequence>
               <xs:element name="ConnectorHousingCapSpecification" type="xs:IDREF"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="ConnectorHousingCapSpecification">
      <xs:complexContent>
         <xs:extension base="vec:PartOrUsageRelatedSpecification">
            <xs:sequence>
               <xs:element name="WireAddOn" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="OutletDirection"
                           type="vec:ConnectorOutletDirection"
                           minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="ConnectorHousingRole">
      <xs:complexContent>
         <xs:extension base="vec:Role">
            <xs:sequence>
               <xs:element name="SealState" type="vec:SealState" minOccurs="0"/>
               <xs:element name="ComponentConnector" type="xs:IDREFS" minOccurs="0"/>
               <xs:element name="ConnectorHousingSpecification" type="xs:IDREF"/>
               <xs:element name="SlotReference"
                           type="vec:AbstractSlotReference"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="ConnectorHousingSpecification">
      <xs:complexContent>
         <xs:extension base="vec:PartOrUsageRelatedSpecification">
            <xs:sequence>
               <xs:element name="AverageWireLengthAddOn"
                           type="vec:NumericalValue"
                           minOccurs="0"/>
               <xs:element name="VoltageRange" type="vec:ValueRange" minOccurs="0"/>
               <xs:element name="Coupleable" type="xs:boolean" minOccurs="0"/>
               <xs:element name="ConnectorPositionAssurance" type="xs:boolean" minOccurs="0"/>
               <xs:element name="OutletDirection"
                           type="vec:ConnectorOutletDirection"
                           minOccurs="0"/>
               <xs:element name="Coding" type="vec:Coding" minOccurs="0"/>
               <xs:element name="SegmentConnectionPoint"
                           type="vec:SegmentConnectionPoint"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="Slot"
                           type="vec:AbstractSlot"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="ContactPoint">
      <xs:complexContent>
         <xs:extension base="vec:ConfigurableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string" minOccurs="0"/>
               <xs:element name="MountedTerminal" type="xs:IDREF" minOccurs="0"/>
               <xs:element name="CavityMounting"
                           type="vec:CavityMounting"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="WireMounting"
                           type="vec:WireMounting"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="ContactingSpecification">
      <xs:complexContent>
         <xs:extension base="vec:Specification">
            <xs:sequence>
               <xs:element name="ContactPoint"
                           type="vec:ContactPoint"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="Contract">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="CompanyName" type="xs:string"/>
               <xs:element name="ContractRole" type="vec:ContractRole"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="CopyrightInformation">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="CopyrightNote"
                           type="vec:LocalizedString"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="CoreSpecification">
      <xs:complexContent>
         <xs:extension base="vec:ConductorSpecification">
            <xs:sequence>
               <xs:element name="OutsideDiameter" type="vec:NumericalValue" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="CorrugatedPipeSpecification">
      <xs:complexContent>
         <xs:extension base="vec:TubeSpecification">
            <xs:sequence>
               <xs:element name="CorrugationHeight" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="CorrugationWidth" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="CorrugationGradient" type="vec:NumericalValue" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="CouplingPoint">
      <xs:complexContent>
         <xs:extension base="vec:ConfigurableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string" minOccurs="0"/>
               <xs:element name="FirstConnector" type="xs:IDREF" minOccurs="0"/>
               <xs:element name="SecondConnector" type="xs:IDREF" minOccurs="0"/>
               <xs:element name="MatingPoint"
                           type="vec:MatingPoint"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="SlotCoupling"
                           type="vec:SlotCoupling"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="CouplingSpecification">
      <xs:complexContent>
         <xs:extension base="vec:Specification">
            <xs:sequence>
               <xs:element name="CouplingPoint"
                           type="vec:CouplingPoint"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="Creation">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="CreationDate" type="xs:dateTime"/>
               <xs:element name="Creator" type="vec:Person" minOccurs="0"/>
               <xs:element name="ResponsibleDesigner" type="vec:Person" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="Curve3D" abstract="true">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement"/>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="CustomProperty" abstract="true">
      <xs:sequence>
         <xs:element name="PropertyType" type="xs:string"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="CustomUnit">
      <xs:complexContent>
         <xs:extension base="vec:Unit">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="DateValueProperty">
      <xs:complexContent>
         <xs:extension base="vec:CustomProperty">
            <xs:sequence>
               <xs:element name="Value" type="xs:dateTime"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="DefaultDimension">
      <xs:sequence>
         <xs:element name="DimensionValueRange" type="vec:ValueRange"/>
         <xs:element name="DimensionType" type="vec:DefaultDimensionType"/>
         <xs:element name="ToleranceIndication" type="vec:Tolerance"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="DefaultDimensionSpecification">
      <xs:complexContent>
         <xs:extension base="vec:Specification">
            <xs:sequence>
               <xs:element name="DefaultDimension"
                           type="vec:DefaultDimension"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="Dimension">
      <xs:complexContent>
         <xs:extension base="vec:ConfigurableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string"/>
               <xs:element name="ValueComponent" type="xs:double" minOccurs="0"/>
               <xs:element name="ValueCalculated" type="xs:boolean" minOccurs="0"/>
               <xs:element name="DimensionAnchor" type="xs:IDREF"/>
               <xs:element name="ReferenceAnchor" type="xs:IDREF"/>
               <xs:element name="UnitComponent" type="xs:IDREF"/>
               <xs:element name="DefinedLocations"
                           type="vec:Location"
                           minOccurs="0"
                           maxOccurs="2"/>
               <xs:element name="Path" type="vec:Path" minOccurs="0"/>
               <xs:element name="Tolerance" type="vec:Tolerance" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="DimensionAnchor" abstract="true">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement"/>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="DiodeSpecification">
      <xs:complexContent>
         <xs:extension base="vec:EEComponentSpecification">
            <xs:sequence>
               <xs:element name="ThresholdVoltage" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="BreakDownVoltage" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="IMax" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="Anode" type="xs:IDREF" minOccurs="0"/>
               <xs:element name="Cathode" type="xs:IDREF" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="DocumentBasedInstruction">
      <xs:complexContent>
         <xs:extension base="vec:Instruction">
            <xs:sequence>
               <xs:element name="ReferencedDocument" type="xs:IDREF"/>
               <xs:element name="ReferencedSheetOrChapter" type="xs:IDREF" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="DocumentRelatedAssignmentGroup">
      <xs:complexContent>
         <xs:extension base="vec:AssignmentGroup">
            <xs:sequence>
               <xs:element name="Type" type="vec:DocumentRelationType" minOccurs="0"/>
               <xs:element name="RelatedIdentification" type="xs:string" minOccurs="0"/>
               <xs:element name="RelatedDocumentVersion" type="xs:IDREF"/>
               <xs:element name="RelatedSheetOrChapter" type="xs:IDREF" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="DocumentVersion">
      <xs:complexContent>
         <xs:extension base="vec:ItemVersion">
            <xs:sequence>
               <xs:element name="DocumentNumber" type="xs:string"/>
               <xs:element name="DocumentType" type="vec:DocumentType" minOccurs="0"/>
               <xs:element name="DocumentVersion" type="xs:string"/>
               <xs:element name="DigitalRepresentationIndex" type="xs:string" minOccurs="0"/>
               <xs:element name="CreatingSystem" type="xs:string" minOccurs="0"/>
               <xs:element name="DataFormat" type="xs:string" minOccurs="0"/>
               <xs:element name="FileName" type="xs:string" minOccurs="0"/>
               <xs:element name="Location" type="xs:string" minOccurs="0"/>
               <xs:element name="NumberOfSheets" type="xs:integer" minOccurs="0"/>
               <xs:element name="ReferencedPart" type="xs:IDREFS" minOccurs="0"/>
               <xs:element name="RelatedDocument" type="xs:IDREFS" minOccurs="0"/>
               <xs:element name="ItemEquivalence"
                           type="vec:ItemEquivalence"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="SheetOrChapter"
                           type="vec:SheetOrChapter"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="Specification"
                           type="vec:Specification"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="DoubleValueProperty">
      <xs:complexContent>
         <xs:extension base="vec:CustomProperty">
            <xs:sequence>
               <xs:element name="Value" type="xs:double"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="EEComponentRole">
      <xs:complexContent>
         <xs:extension base="vec:Role">
            <xs:sequence>
               <xs:element name="EEComponentSpecification" type="xs:IDREF"/>
               <xs:element name="ComponentNode" type="xs:IDREFS" minOccurs="0"/>
               <xs:element name="ExtensionSlotRef"
                           type="vec:ExtensionSlotReference"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="HousingComponentRef"
                           type="vec:HousingComponentReference"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="EEComponentSpecification">
      <xs:complexContent>
         <xs:extension base="vec:PartOrUsageRelatedSpecification">
            <xs:sequence>
               <xs:element name="PowerConsumption"
                           type="vec:PowerConsumption"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="Connections"
                           type="vec:InternalComponentConnection"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="ExtensionSlots"
                           type="vec:ExtensionSlot"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="HousingComponent"
                           type="vec:HousingComponent"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="States"
                           type="vec:SwitchingState"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="EdgeMountedFixingSpecification">
      <xs:complexContent>
         <xs:extension base="vec:FixingSpecification">
            <xs:sequence>
               <xs:element name="EdgeThickness" type="vec:ValueRange" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="ExtendableElement" abstract="true">
      <xs:sequence>
         <xs:element name="ReferencedExternalDocuments" type="xs:IDREFS" minOccurs="0"/>
         <xs:element name="CustomProperty"
                     type="vec:CustomProperty"
                     minOccurs="0"
                     maxOccurs="unbounded"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="ExtensionSlot">
      <xs:complexContent>
         <xs:extension base="vec:ConfigurableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string"/>
               <xs:element name="AllowedInserts" type="xs:IDREFS" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="ExtensionSlotReference">
      <xs:complexContent>
         <xs:extension base="vec:ConfigurableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string" minOccurs="0"/>
               <xs:element name="ExtensionSlot" type="xs:IDREF"/>
               <xs:element name="UsedInserts" type="xs:IDREFS" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="ExternalMapping">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="ExternalReference" type="xs:string"/>
               <xs:element name="MappedElement" type="xs:IDREF"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="ExternalMappingSpecification">
      <xs:complexContent>
         <xs:extension base="vec:Specification">
            <xs:sequence>
               <xs:element name="MappedDocument" type="xs:IDREF"/>
               <xs:element name="Mappings"
                           type="vec:ExternalMapping"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="FerriteRole">
      <xs:complexContent>
         <xs:extension base="vec:Role">
            <xs:sequence>
               <xs:element name="NumberOfWindings" type="xs:integer" minOccurs="0"/>
               <xs:element name="FerriteSpecification" type="xs:IDREF"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="FerriteSpecification">
      <xs:complexContent>
         <xs:extension base="vec:PartOrUsageRelatedSpecification"/>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="FileBasedInstruction">
      <xs:complexContent>
         <xs:extension base="vec:Instruction">
            <xs:sequence>
               <xs:element name="FileName" type="xs:string"/>
               <xs:element name="LastModified" type="xs:dateTime" minOccurs="0"/>
               <xs:element name="DataFormat" type="xs:string" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="FillerSpecification">
      <xs:complexContent>
         <xs:extension base="vec:Specification">
            <xs:sequence>
               <xs:element name="Material"
                           type="vec:Material"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="Diameter" type="vec:NumericalValue" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="FittingOutlet">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string" minOccurs="0"/>
               <xs:element name="InnerDiameter" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="OuterDiameter" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="NominalSize" type="xs:string" minOccurs="0"/>
               <xs:element name="PlacementPoint" type="xs:IDREF" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="FittingSpecification">
      <xs:complexContent>
         <xs:extension base="vec:WireProtectionSpecification">
            <xs:sequence>
               <xs:element name="Form" type="vec:FittingForm" minOccurs="0"/>
               <xs:element name="Outlet"
                           type="vec:FittingOutlet"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="FixingRole">
      <xs:complexContent>
         <xs:extension base="vec:Role">
            <xs:sequence>
               <xs:element name="FixingSpecification" type="xs:IDREF"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="FixingSpecification">
      <xs:complexContent>
         <xs:extension base="vec:PartOrUsageRelatedSpecification">
            <xs:sequence>
               <xs:element name="Offset" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="NominalSize" type="vec:NumericalValue" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="FlatCoreSpecification">
      <xs:complexContent>
         <xs:extension base="vec:ConductorSpecification">
            <xs:sequence>
               <xs:element name="Size" type="vec:Size" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="FunctionalAssignmentGroup">
      <xs:complexContent>
         <xs:extension base="vec:AssignmentGroup">
            <xs:sequence>
               <xs:element name="FunctionalRequirements"
                           type="vec:FunctionalRequirement"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="FunctionalRequirement">
      <xs:sequence>
         <xs:element name="Type" type="vec:FunctionalRequirementType" minOccurs="0"/>
         <xs:element name="ReferenceSystem" type="xs:string"/>
         <xs:element name="Value" type="xs:string"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="FunctionalStructureNode">
      <xs:sequence>
         <xs:element name="Identification" type="xs:string"/>
         <xs:element name="AliasId"
                     type="vec:AliasIdentification"
                     minOccurs="0"
                     maxOccurs="unbounded"/>
         <xs:element name="Description"
                     type="vec:AbstractLocalizedString"
                     minOccurs="0"
                     maxOccurs="unbounded"/>
         <xs:element name="Abbreviation" type="vec:LocalizedString" minOccurs="0"/>
         <xs:element name="ContainedGroups" type="xs:IDREFS" minOccurs="0"/>
         <xs:element name="ChildNodes"
                     type="vec:FunctionalStructureNode"
                     minOccurs="0"
                     maxOccurs="unbounded"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="FunctionalStructureSpecification">
      <xs:complexContent>
         <xs:extension base="vec:Specification">
            <xs:sequence>
               <xs:element name="RootNode" type="vec:FunctionalStructureNode"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="FuseComponent">
      <xs:sequence>
         <xs:element name="Identification" type="xs:string"/>
         <xs:element name="ConnectedPins"
                     type="xs:IDREFS"
                     minOccurs="0"
                     maxOccurs="1"/>
         <xs:element name="FuseSpecification" type="xs:IDREF" minOccurs="0"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="FuseSpecification">
      <xs:complexContent>
         <xs:extension base="vec:EEComponentSpecification">
            <xs:sequence>
               <xs:element name="FuseType" type="vec:FuseType" minOccurs="0"/>
               <xs:element name="IMax" type="vec:NumericalValue" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="GeneralTechnicalPartSpecification">
      <xs:complexContent>
         <xs:extension base="vec:PartOrUsageRelatedSpecification">
            <xs:sequence>
               <xs:element name="ColorInformation"
                           type="vec:Color"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="MassInformation"
                           type="vec:MassInformation"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="MaterialInformation"
                           type="vec:Material"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="RobustnessProperties"
                           type="vec:RobustnessProperties"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="TemperatureInformation"
                           type="vec:TemperatureInformation"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="FitRate" type="xs:double" minOccurs="0"/>
               <xs:element name="UnspecifiedAccessoryPermitted"
                           type="xs:boolean"
                           minOccurs="0"/>
               <xs:element name="BoundingBox" type="vec:BoundingBox" minOccurs="0"/>
               <xs:element name="PartRelation"
                           type="vec:PartRelation"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="GeometryNode" abstract="true">
      <xs:complexContent>
         <xs:extension base="vec:ConfigurableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string"/>
               <xs:element name="AliasId"
                           type="vec:AliasIdentification"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="ReferenceNode" type="xs:IDREF" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="GeometryNode2D">
      <xs:complexContent>
         <xs:extension base="vec:GeometryNode">
            <xs:sequence>
               <xs:element name="CartesianPoint" type="xs:IDREF"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="GeometryNode3D">
      <xs:complexContent>
         <xs:extension base="vec:GeometryNode">
            <xs:sequence>
               <xs:element name="CartesianPoint" type="xs:IDREF"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="GeometrySegment" abstract="true">
      <xs:complexContent>
         <xs:extension base="vec:ConfigurableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string"/>
               <xs:element name="AliasId"
                           type="vec:AliasIdentification"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="ReferenceSegment" type="xs:IDREF" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="GeometrySegment2D">
      <xs:complexContent>
         <xs:extension base="vec:GeometrySegment">
            <xs:sequence>
               <xs:element name="StartVector" type="vec:CartesianVector2D"/>
               <xs:element name="EndVector" type="vec:CartesianVector2D"/>
               <xs:element name="EndNode" type="xs:IDREF"/>
               <xs:element name="StartNode" type="xs:IDREF"/>
               <xs:element name="PathSegment"
                           type="vec:PathSegment"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="GeometrySegment3D">
      <xs:complexContent>
         <xs:extension base="vec:GeometrySegment">
            <xs:sequence>
               <xs:element name="StartVector" type="vec:CartesianVector3D"/>
               <xs:element name="EndVector" type="vec:CartesianVector3D"/>
               <xs:element name="EndNode" type="xs:IDREF"/>
               <xs:element name="StartNode" type="xs:IDREF"/>
               <xs:element name="Curve"
                           type="vec:Curve3D"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="GrommetRole">
      <xs:complexContent>
         <xs:extension base="vec:Role">
            <xs:sequence>
               <xs:element name="GrommetSpecification" type="xs:IDREF"/>
               <xs:element name="CableLeadThroughReference"
                           type="vec:CableLeadThroughReference"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="GrommetSpecification">
      <xs:complexContent>
         <xs:extension base="vec:PartOrUsageRelatedSpecification">
            <xs:sequence>
               <xs:element name="Hardness" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="HoleDiameter" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="PlateThickness" type="vec:ValueRange" minOccurs="0"/>
               <xs:element name="GrommetType" type="vec:GrommetType" minOccurs="0"/>
               <xs:element name="MountingType" type="vec:GrommetMountingType" minOccurs="0"/>
               <xs:element name="CableLeadThrough"
                           type="vec:CableLeadThrough"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="HarnessDrawingSpecification2D">
      <xs:complexContent>
         <xs:extension base="vec:Specification">
            <xs:sequence>
               <xs:element name="BuildingBlockPositionings"
                           type="vec:BuildingBlockPositioning2D"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="HarnessGeometrySpecification3D">
      <xs:complexContent>
         <xs:extension base="vec:Specification">
            <xs:sequence>
               <xs:element name="Type" type="vec:GeometryType"/>
               <xs:element name="BuildingBlockPositionings"
                           type="vec:BuildingBlockPositioning3D"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="HoleMountedFixingSpecification">
      <xs:complexContent>
         <xs:extension base="vec:FixingSpecification">
            <xs:sequence>
               <xs:element name="HoleDiameter" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="PlateThickness" type="vec:ValueRange" minOccurs="0"/>
               <xs:element name="HoleType" type="vec:HoleMountedFixingHoleType" minOccurs="0"/>
               <xs:element name="HoleShape"
                           type="vec:HoleMountedFixingHoleShape"
                           minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="HousingComponent">
      <xs:complexContent>
         <xs:extension base="vec:ConfigurableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string"/>
               <xs:element name="Description"
                           type="vec:AbstractLocalizedString"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="CompatibleTypes"
                           type="vec:HousingComponentType"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="HousingSpecification" type="xs:IDREF" minOccurs="0"/>
               <xs:element name="PinComponent"
                           type="vec:PinComponent"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="SegmentConnectionPoint"
                           type="vec:SegmentConnectionPointHC"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="HousingComponentReference">
      <xs:complexContent>
         <xs:extension base="vec:ConfigurableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string" minOccurs="0"/>
               <xs:element name="ComponentConnector" type="xs:IDREFS" minOccurs="0"/>
               <xs:element name="HousingComponent" type="xs:IDREF"/>
               <xs:element name="ConnectorHousingRole"
                           type="vec:ConnectorHousingRole"
                           minOccurs="0"/>
               <xs:element name="PinComponentRef"
                           type="vec:PinComponentReference"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="IECUnit">
      <xs:complexContent>
         <xs:extension base="vec:Unit">
            <xs:sequence>
               <xs:element name="IecUnitName" type="vec:IECUnitName"/>
               <xs:element name="IecPrefix" type="vec:IECPrefix" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="ImperialUnit">
      <xs:complexContent>
         <xs:extension base="vec:Unit">
            <xs:sequence>
               <xs:element name="ImperialUnitName" type="vec:ImperialUnitName"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="Instruction" abstract="true">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement"/>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="InsulationSpecification">
      <xs:complexContent>
         <xs:extension base="vec:Specification">
            <xs:sequence>
               <xs:element name="BaseColor"
                           type="vec:Color"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="FirstIdentificationColor"
                           type="vec:Color"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="SecondIdentificationColor"
                           type="vec:Color"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="LabelIdentificationColor"
                           type="vec:Color"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="LabelIdentificationType" type="vec:LabelType" minOccurs="0"/>
               <xs:element name="LabelIdentificationValue" type="xs:string" minOccurs="0"/>
               <xs:element name="Material"
                           type="vec:Material"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="Thickness" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="LabelingTechnology"
                           type="vec:LabelingTechnology"
                           minOccurs="0"/>
               <xs:element name="AllowedLabelingTechnology"
                           type="vec:LabelingTechnology"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="IntegerValueProperty">
      <xs:complexContent>
         <xs:extension base="vec:CustomProperty">
            <xs:sequence>
               <xs:element name="Value" type="xs:integer"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="InternalComponentConnection">
      <xs:complexContent>
         <xs:extension base="vec:ConfigurableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string"/>
               <xs:element name="ConductorSpecification" type="xs:IDREF" minOccurs="0"/>
               <xs:element name="Pins" type="xs:IDREFS"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="InternalTerminalConnection">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string"/>
               <xs:element name="TerminalReception" type="xs:IDREFS" minOccurs="0"/>
               <xs:element name="WireReception" type="xs:IDREFS" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="ItemEquivalence">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="CompanyName" type="xs:string"/>
               <xs:element name="Item" type="xs:IDREFS"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="ItemHistoryEntry">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="Type" type="vec:HistoryEntryType"/>
               <xs:element name="PredecessorVersion" type="xs:IDREF"/>
               <xs:element name="SuccessorVersion" type="xs:IDREF"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="ItemVersion" abstract="true">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="Abbreviation"
                           type="vec:LocalizedString"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="Description"
                           type="vec:AbstractLocalizedString"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="CompanyName" type="xs:string"/>
               <xs:element name="ProcessingInstruction"
                           type="vec:Instruction"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="Contract" type="xs:IDREFS" minOccurs="0"/>
               <xs:element name="CopyrightInformation" type="xs:IDREF" minOccurs="0"/>
               <xs:element name="Approval"
                           type="vec:Approval"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="ChangeDescription"
                           type="vec:ChangeDescription"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="Creation" type="vec:Creation" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="LabelingRole">
      <xs:complexContent>
         <xs:extension base="vec:Role">
            <xs:sequence>
               <xs:element name="LabelType" type="vec:LabelType" minOccurs="0"/>
               <xs:element name="LabelValue" type="xs:string" minOccurs="0"/>
               <xs:element name="LabelingTechnology"
                           type="vec:LabelingTechnology"
                           minOccurs="0"/>
               <xs:element name="LabelingSpecification" type="xs:IDREF"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="LabelingSpecification">
      <xs:complexContent>
         <xs:extension base="vec:PartOrUsageRelatedSpecification">
            <xs:sequence>
               <xs:element name="LabelType" type="vec:LabelType" minOccurs="0"/>
               <xs:element name="LabelValue" type="xs:string" minOccurs="0"/>
               <xs:element name="LabelingTechnology"
                           type="vec:LabelingTechnology"
                           minOccurs="0"/>
               <xs:element name="AllowedLabelingTechnology"
                           type="vec:LabelingTechnology"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="LocalGeometrySpecification">
      <xs:complexContent>
         <xs:extension base="vec:PartOrUsageRelatedSpecification">
            <xs:sequence>
               <xs:element name="BaseUnit" type="xs:IDREF"/>
               <xs:element name="BoundingBoxPositioning"
                           type="vec:Transformation3D"
                           minOccurs="0"/>
               <xs:element name="CartesianPoint"
                           type="vec:CartesianPoint3D"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="Positions"
                           type="vec:LocalPosition"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="LocalPosition" abstract="true">
      <xs:sequence>
         <xs:element name="CartesianPoint" type="xs:IDREF"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="LocalizedString">
      <xs:complexContent>
         <xs:extension base="vec:AbstractLocalizedString"/>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="LocalizedStringProperty">
      <xs:complexContent>
         <xs:extension base="vec:CustomProperty">
            <xs:sequence>
               <xs:element name="Value" type="vec:LocalizedString"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="LocalizedTypedString">
      <xs:complexContent>
         <xs:extension base="vec:AbstractLocalizedString">
            <xs:sequence>
               <xs:element name="Type" type="vec:LocalizedTypedStringType"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="Location" abstract="true">
      <xs:complexContent>
         <xs:extension base="vec:DimensionAnchor">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string"/>
               <xs:element name="MatchingId" type="xs:string" minOccurs="0"/>
               <xs:element name="PlacedPlacementPoints" type="xs:IDREFS" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="Mapping">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="A" type="xs:IDREF"/>
               <xs:element name="B" type="xs:IDREF"/>
               <xs:element name="SlotMapping"
                           type="vec:SlotMapping"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="MappingSpecification">
      <xs:complexContent>
         <xs:extension base="vec:Specification">
            <xs:sequence>
               <xs:element name="Mapping"
                           type="vec:Mapping"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="MassInformation">
      <xs:sequence>
         <xs:element name="DeterminationType"
                     type="vec:ValueDetermination"
                     minOccurs="0"/>
         <xs:element name="Value" type="vec:NumericalValue"/>
         <xs:element name="ValueSource" type="vec:MassInformationSource" minOccurs="0"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="Material">
      <xs:sequence>
         <xs:element name="Key" type="xs:string"/>
         <xs:element name="ReferenceSystem" type="xs:string"/>
         <xs:element name="Description"
                     type="vec:LocalizedString"
                     minOccurs="0"
                     maxOccurs="unbounded"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="MatingDetail">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string"/>
               <xs:element name="Connection" type="xs:IDREFS" minOccurs="0"/>
               <xs:element name="FirstTerminalReception" type="xs:IDREF"/>
               <xs:element name="SecondTerminalReception" type="xs:IDREF"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="MatingPoint">
      <xs:complexContent>
         <xs:extension base="vec:ConfigurableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string" minOccurs="0"/>
               <xs:element name="Connection" type="xs:IDREFS" minOccurs="0"/>
               <xs:element name="FirstTerminalRole" type="xs:IDREF"/>
               <xs:element name="SecondTerminalRole" type="xs:IDREF"/>
               <xs:element name="MatingDetail"
                           type="vec:MatingDetail"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="MeasurePointPosition">
      <xs:complexContent>
         <xs:extension base="vec:LocalPosition">
            <xs:sequence>
               <xs:element name="MeasurementPoint" type="xs:IDREF"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="MeasurementPoint">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="MeasurementPointReference">
      <xs:complexContent>
         <xs:extension base="vec:DimensionAnchor">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string"/>
               <xs:element name="MeasurementPoint" type="xs:IDREF"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="ModularSlot">
      <xs:complexContent>
         <xs:extension base="vec:AbstractSlot">
            <xs:sequence>
               <xs:element name="Optional" type="xs:boolean" minOccurs="0"/>
               <xs:element name="AllowedInserts" type="xs:IDREFS" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="ModularSlotAddOn">
      <xs:sequence>
         <xs:element name="WireAddOn" type="vec:NumericalValue"/>
         <xs:element name="Slot" type="xs:IDREF"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="ModularSlotReference">
      <xs:complexContent>
         <xs:extension base="vec:AbstractSlotReference">
            <xs:sequence>
               <xs:element name="UsedInserts" type="xs:IDREFS" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="ModuleFamily">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string" minOccurs="0"/>
               <xs:element name="Description"
                           type="vec:AbstractLocalizedString"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="ModuleInFamily" type="xs:IDREFS"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="ModuleFamilySpecification">
      <xs:complexContent>
         <xs:extension base="vec:Specification">
            <xs:sequence>
               <xs:element name="ModuleFamily" type="vec:ModuleFamily" maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="ModuleList">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string" minOccurs="0"/>
               <xs:element name="Description"
                           type="vec:AbstractLocalizedString"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="CompletionComponents" type="xs:IDREFS"/>
               <xs:element name="ModuleInList" type="xs:IDREFS"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="ModuleListSpecification">
      <xs:complexContent>
         <xs:extension base="vec:Specification">
            <xs:sequence>
               <xs:element name="ModuleListConfiguration"
                           type="vec:ModuleList"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="MultiCavityPlugSpecification">
      <xs:complexContent>
         <xs:extension base="vec:CavityPlugSpecification">
            <xs:sequence>
               <xs:element name="Assignment"
                           type="vec:SealedCavitiesAssignment"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="MultiCavitySealSpecification">
      <xs:complexContent>
         <xs:extension base="vec:CavitySealSpecification">
            <xs:sequence>
               <xs:element name="Assignment"
                           type="vec:OpenCavitiesAssignment"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="MultiFuseSpecification">
      <xs:complexContent>
         <xs:extension base="vec:EEComponentSpecification">
            <xs:sequence>
               <xs:element name="FuseType" type="vec:MultiFuseType" minOccurs="0"/>
               <xs:element name="IMaxTotal" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="FuseComponents"
                           type="vec:FuseComponent"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="NURBSControlPoint">
      <xs:sequence>
         <xs:element name="Weight" type="xs:double"/>
         <xs:element name="CartesianPoint3D" type="xs:IDREF"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="NURBSCurve">
      <xs:complexContent>
         <xs:extension base="vec:Curve3D">
            <xs:sequence>
               <xs:element name="Degree" type="xs:integer"/>
               <xs:element name="Knots"
                           type="xs:double"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="ControlPoint"
                           type="vec:NURBSControlPoint"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="Net">
      <xs:complexContent>
         <xs:extension base="vec:ConfigurableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string"/>
               <xs:element name="Description"
                           type="vec:AbstractLocalizedString"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="NetType" type="xs:IDREF" minOccurs="0"/>
               <xs:element name="NetworkPort" type="xs:IDREFS"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="NetGroup">
      <xs:complexContent>
         <xs:extension base="vec:ConfigurableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string"/>
               <xs:element name="NetGroupType" type="xs:string" minOccurs="0"/>
               <xs:element name="Description"
                           type="vec:AbstractLocalizedString"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="Net" type="xs:IDREFS"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="NetSpecification">
      <xs:complexContent>
         <xs:extension base="vec:Specification">
            <xs:sequence>
               <xs:element name="Net" type="vec:Net" minOccurs="0" maxOccurs="unbounded"/>
               <xs:element name="NetGroup"
                           type="vec:NetGroup"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="NetType"
                           type="vec:NetType"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="NetworkNode"
                           type="vec:NetworkNode"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="NetType">
      <xs:sequence>
         <xs:element name="Identification" type="xs:string"/>
         <xs:element name="Description"
                     type="vec:AbstractLocalizedString"
                     minOccurs="0"
                     maxOccurs="unbounded"/>
         <xs:element name="SignalType" type="vec:SignalType" minOccurs="0"/>
         <xs:element name="SignalSubType" type="vec:SignalSubType" minOccurs="0"/>
         <xs:element name="SignalInformationType"
                     type="vec:SignalInformationType"
                     minOccurs="0"/>
         <xs:element name="SignalTransmissionMediumType"
                     type="vec:SignalTransmissionMediumType"
                     minOccurs="0"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="NetViewSpecification">
      <xs:complexContent>
         <xs:extension base="vec:Specification">
            <xs:sequence>
               <xs:element name="CartesianPoint"
                           type="vec:CartesianPoint2D"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="PlacedViewItems"
                           type="vec:NetworkNodeViewItem"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="NetworkNode">
      <xs:complexContent>
         <xs:extension base="vec:ConfigurableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string"/>
               <xs:element name="Abbreviation"
                           type="vec:LocalizedString"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="NetworkNodeType" type="vec:NetworkNodeType" minOccurs="0"/>
               <xs:element name="Description"
                           type="vec:AbstractLocalizedString"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="SubType" type="vec:NetworkNodeSubType" minOccurs="0"/>
               <xs:element name="RealizedUsageNode" type="xs:IDREF" minOccurs="0"/>
               <xs:element name="Port"
                           type="vec:NetworkPort"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="NetworkNodeViewItem">
      <xs:sequence>
         <xs:element name="Identification" type="xs:string"/>
         <xs:element name="GridSquare" type="xs:string" minOccurs="0"/>
         <xs:element name="NetworkNode" type="xs:IDREF"/>
         <xs:element name="DisplayedPort"
                     type="vec:NetworkPortViewItem"
                     minOccurs="0"
                     maxOccurs="unbounded"/>
         <xs:element name="Orientation" type="vec:Transformation2D" minOccurs="0"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="NetworkPort">
      <xs:complexContent>
         <xs:extension base="vec:ConfigurableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string"/>
               <xs:element name="SignalDirection" type="vec:SignalDirection" minOccurs="0"/>
               <xs:element name="Description"
                           type="vec:AbstractLocalizedString"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="NetType" type="xs:IDREF" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="NetworkPortViewItem">
      <xs:sequence>
         <xs:element name="Side" type="vec:NetworkPortViewItemSide" minOccurs="0"/>
         <xs:element name="NetworkPort" type="xs:IDREF"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="NodeLocation">
      <xs:complexContent>
         <xs:extension base="vec:Location">
            <xs:sequence>
               <xs:element name="ReferencedNode" type="xs:IDREF"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="NodeMapping">
      <xs:sequence>
         <xs:element name="InnerNode" type="xs:IDREF"/>
         <xs:element name="MappedPosition" type="vec:Location"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="NumericalValue">
      <xs:complexContent>
         <xs:extension base="vec:ValueWithUnit">
            <xs:sequence>
               <xs:element name="ValueComponent" type="xs:double"/>
               <xs:element name="Tolerance" type="vec:Tolerance" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="NumericalValueProperty">
      <xs:complexContent>
         <xs:extension base="vec:CustomProperty">
            <xs:sequence>
               <xs:element name="Value" type="vec:NumericalValue"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="OccurrenceOrUsage" abstract="true">
      <xs:complexContent>
         <xs:extension base="vec:ConfigurableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string"/>
               <xs:element name="AliasId"
                           type="vec:AliasIdentification"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="Abbreviation"
                           type="vec:LocalizedString"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="Description"
                           type="vec:AbstractLocalizedString"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="RealizedUsageNode" type="xs:IDREF" minOccurs="0"/>
               <xs:element name="ReferenceElement" type="xs:IDREFS" minOccurs="0"/>
               <xs:element name="InstallationInstruction"
                           type="vec:Instruction"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="Role" type="vec:Role" minOccurs="0" maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="OccurrenceOrUsageViewItem2D">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string"/>
               <xs:element name="AliasId"
                           type="vec:AliasIdentification"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="GridSquare" type="xs:string" minOccurs="0"/>
               <xs:element name="OccurrenceOrUsage" type="xs:IDREFS" minOccurs="0"/>
               <xs:element name="Orientation" type="vec:Transformation2D" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="OccurrenceOrUsageViewItem3D">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string"/>
               <xs:element name="AliasId"
                           type="vec:AliasIdentification"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="OccurrenceOrUsage" type="xs:IDREFS" minOccurs="0"/>
               <xs:element name="Orientation" type="vec:Transformation3D" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="OnPointPlacement">
      <xs:complexContent>
         <xs:extension base="vec:Placement">
            <xs:sequence>
               <xs:element name="Location" type="vec:Location" maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="OnWayPlacement">
      <xs:complexContent>
         <xs:extension base="vec:Placement">
            <xs:sequence>
               <xs:element name="EndLocation" type="vec:Location"/>
               <xs:element name="Path" type="vec:Path" minOccurs="0"/>
               <xs:element name="StartLocation" type="vec:Location"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="OpenCavitiesAssignment">
      <xs:sequence>
         <xs:element name="OpenCavities" type="xs:IDREFS"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="OpenWireEndTerminalRole">
      <xs:complexContent>
         <xs:extension base="vec:TerminalRole"/>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="OpenWireEndTerminalSpecification">
      <xs:complexContent>
         <xs:extension base="vec:TerminalSpecification"/>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="OtherUnit">
      <xs:complexContent>
         <xs:extension base="vec:Unit">
            <xs:sequence>
               <xs:element name="OtherUnitName" type="vec:OtherUnitName"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="PartOccurrence">
      <xs:complexContent>
         <xs:extension base="vec:OccurrenceOrUsage">
            <xs:sequence>
               <xs:element name="IsSecondaryAlternative" type="xs:boolean" minOccurs="0"/>
               <xs:element name="AlternativeOccurrence" type="xs:IDREFS" minOccurs="0"/>
               <xs:element name="InstanciatedOccurrence" type="xs:IDREFS" minOccurs="0"/>
               <xs:element name="Part" type="xs:IDREF" minOccurs="0"/>
               <xs:element name="RealizedPartUsage" type="xs:IDREFS" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="PartOrUsageRelatedSpecification">
      <xs:complexContent>
         <xs:extension base="vec:Specification">
            <xs:sequence>
               <xs:element name="SpecialPartType" type="xs:string" minOccurs="0"/>
               <xs:element name="DescribedPart" type="xs:IDREFS" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="PartRelation">
      <xs:sequence>
         <xs:element name="RelationType" type="vec:PartRelationType"/>
         <xs:element name="CustomRelationExpression" type="xs:string" minOccurs="0"/>
         <xs:element name="AccessoryPart" type="xs:IDREFS"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="PartStructureSpecification">
      <xs:complexContent>
         <xs:extension base="vec:PartOrUsageRelatedSpecification">
            <xs:sequence>
               <xs:element name="Content" type="vec:PartStructureContentType" minOccurs="0"/>
               <xs:element name="InBillOfMaterial" type="xs:IDREFS" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="PartSubstitutionSpecification">
      <xs:complexContent>
         <xs:extension base="vec:Specification">
            <xs:sequence>
               <xs:element name="AlternativePartVersions" type="xs:IDREFS" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="PartUsage">
      <xs:complexContent>
         <xs:extension base="vec:OccurrenceOrUsage">
            <xs:sequence>
               <xs:element name="PrimaryPartUsageType" type="vec:PrimaryPartType"/>
               <xs:element name="InstanciatedUsage" type="xs:IDREFS" minOccurs="0"/>
               <xs:element name="PartOrUsageRelatedSpecification"
                           type="xs:IDREFS"
                           minOccurs="0"/>
               <xs:element name="PartSubstitution" type="xs:IDREF" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="PartUsageSpecification">
      <xs:complexContent>
         <xs:extension base="vec:Specification">
            <xs:sequence>
               <xs:element name="PartUsage"
                           type="vec:PartUsage"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="PartVersion">
      <xs:complexContent>
         <xs:extension base="vec:ItemVersion">
            <xs:sequence>
               <xs:element name="PartNumber" type="xs:string"/>
               <xs:element name="PartVersion" type="xs:string"/>
               <xs:element name="PrimaryPartType" type="vec:PrimaryPartType"/>
               <xs:element name="IsPreferredPart" type="xs:string" minOccurs="0"/>
               <xs:element name="PreferredUseCase"
                           type="vec:LocalizedString"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="AliasId"
                           type="vec:AliasIdentification"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="Nature" type="vec:PartNature" minOccurs="0"/>
               <xs:element name="Project" type="xs:IDREF" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="PartWithSubComponentsRole">
      <xs:complexContent>
         <xs:extension base="vec:Role">
            <xs:sequence>
               <xs:element name="PartStructureSpecification" type="xs:IDREF"/>
               <xs:element name="SubComponent" type="xs:IDREFS" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="Path">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="Segment" type="xs:IDREFS" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="PathSegment">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="CurveRadius" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="ControlPoint" type="xs:IDREFS" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="Permission">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="Permission" type="vec:TypeOfPermission"/>
               <xs:element name="PermissionDate" type="xs:dateTime" minOccurs="0"/>
               <xs:element name="Permitter" type="vec:Person" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="Person">
      <xs:sequence>
         <xs:element name="CompanyName" type="xs:string" minOccurs="0"/>
         <xs:element name="Department" type="xs:string" minOccurs="0"/>
         <xs:element name="FirstName" type="xs:string" minOccurs="0"/>
         <xs:element name="LastName" type="xs:string"/>
         <xs:element name="PhoneNumber"
                     type="xs:string"
                     minOccurs="0"
                     maxOccurs="unbounded"/>
         <xs:element name="EmailAddress"
                     type="xs:string"
                     minOccurs="0"
                     maxOccurs="unbounded"/>
         <xs:element name="AliasId"
                     type="vec:AliasIdentification"
                     minOccurs="0"
                     maxOccurs="unbounded"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="PinComponent">
      <xs:complexContent>
         <xs:extension base="vec:ConfigurableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string"/>
               <xs:element name="Description"
                           type="vec:AbstractLocalizedString"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="PinComponentType" type="vec:PinComponentType" minOccurs="0"/>
               <xs:element name="PinSpecification" type="xs:IDREF" minOccurs="0"/>
               <xs:element name="ReferencedCavity" type="xs:IDREF" minOccurs="0"/>
               <xs:element name="Behaviour"
                           type="vec:PinComponentBehavior"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="PinComponentBehavior">
      <xs:complexContent>
         <xs:extension base="vec:ConfigurableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string"/>
               <xs:element name="SignalDirection" type="vec:SignalDirection" minOccurs="0"/>
               <xs:element name="PinType" type="vec:PinType" minOccurs="0"/>
               <xs:element name="ApplianceType" type="vec:PinApplianceType" minOccurs="0"/>
               <xs:element name="Description"
                           type="vec:AbstractLocalizedString"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="Signal" type="xs:IDREF" minOccurs="0"/>
               <xs:element name="CurrentInformation"
                           type="vec:PinCurrentInformation"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="OpticalInformation"
                           type="vec:PinOpticalInformation"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="VoltageInformation"
                           type="vec:PinVoltageInformation"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="PinComponentReference">
      <xs:complexContent>
         <xs:extension base="vec:ConfigurableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string" minOccurs="0"/>
               <xs:element name="PinComponent" type="xs:IDREF"/>
               <xs:element name="TerminalRole" type="vec:TerminalRole" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="PinCurrentInformation">
      <xs:sequence>
         <xs:element name="Type" type="vec:PinCurrentType"/>
         <xs:element name="Current" type="vec:NumericalValue"/>
         <xs:element name="Timing"
                     type="vec:PinTiming"
                     minOccurs="0"
                     maxOccurs="unbounded"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="PinOpticalInformation">
      <xs:sequence>
         <xs:element name="Frequency" type="vec:NumericalValue"/>
         <xs:element name="Attenuation" type="vec:NumericalValue" minOccurs="0"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="PinTiming">
      <xs:sequence>
         <xs:element name="Type" type="vec:PinTimingType"/>
         <xs:element name="Time" type="vec:NumericalValue"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="PinVoltageInformation">
      <xs:sequence>
         <xs:element name="Type" type="vec:PinVoltageType"/>
         <xs:element name="Voltage" type="vec:NumericalValue"/>
         <xs:element name="Timing"
                     type="vec:PinTiming"
                     minOccurs="0"
                     maxOccurs="unbounded"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="PinWireMappingPoint">
      <xs:sequence>
         <xs:element name="ContactPoint" type="xs:IDREF"/>
         <xs:element name="PinComponentReference" type="xs:IDREF"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="PinWireMappingSpecification">
      <xs:complexContent>
         <xs:extension base="vec:Specification">
            <xs:sequence>
               <xs:element name="PinWireMappingPoint"
                           type="vec:PinWireMappingPoint"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="PlaceableElementRole">
      <xs:complexContent>
         <xs:extension base="vec:Role">
            <xs:sequence>
               <xs:element name="PlaceableElementSpecification" type="xs:IDREF"/>
               <xs:element name="MeasurementPointReference"
                           type="vec:MeasurementPointReference"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="PlacementPointReference"
                           type="vec:PlacementPointReference"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="PlaceableElementSpecification">
      <xs:complexContent>
         <xs:extension base="vec:PartOrUsageRelatedSpecification">
            <xs:sequence>
               <xs:element name="ValidPlacementTypes" type="vec:PlacementType" maxOccurs="2"/>
               <xs:element name="MeasurementPoint"
                           type="vec:MeasurementPoint"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="PlacementPoint"
                           type="vec:PlacementPoint"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="Placement" abstract="true">
      <xs:complexContent>
         <xs:extension base="vec:ConfigurableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string"/>
               <xs:element name="Type" type="xs:string" minOccurs="0"/>
               <xs:element name="IsOnTopOf" type="xs:IDREFS" minOccurs="0"/>
               <xs:element name="PlacedElement" type="xs:IDREFS"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="PlacementPoint">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string"/>
               <xs:element name="SegmentDiameter" type="vec:ValueRange" minOccurs="0"/>
               <xs:element name="SupplementaryParts" type="xs:IDREFS" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="PlacementPointPosition">
      <xs:complexContent>
         <xs:extension base="vec:LocalPosition">
            <xs:sequence>
               <xs:element name="Tangent" type="vec:CartesianVector3D" minOccurs="0"/>
               <xs:element name="PlacementPoint" type="xs:IDREF"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="PlacementPointReference">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string"/>
               <xs:element name="PlacementPoint" type="xs:IDREF"/>
               <xs:element name="UsedSupplementaryParts" type="xs:IDREFS" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="PlacementSpecification">
      <xs:complexContent>
         <xs:extension base="vec:Specification">
            <xs:sequence>
               <xs:element name="Dimension"
                           type="vec:Dimension"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="Placement"
                           type="vec:Placement"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="PluggableTerminalRole">
      <xs:complexContent>
         <xs:extension base="vec:TerminalRole"/>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="PluggableTerminalSpecification">
      <xs:complexContent>
         <xs:extension base="vec:TerminalSpecification">
            <xs:sequence>
               <xs:element name="TerminalType" type="vec:PluggableTerminalType" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="PotentialDistributorSpecification">
      <xs:complexContent>
         <xs:extension base="vec:EEComponentSpecification">
            <xs:sequence>
               <xs:element name="Screwable" type="xs:boolean" minOccurs="0"/>
               <xs:element name="BoltDiameter" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="BoltNominalSize"
                           type="vec:TerminalBoltNominalSize"
                           minOccurs="0"/>
               <xs:element name="BoltType" type="vec:TerminalBoltType" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="PowerConsumption">
      <xs:sequence>
         <xs:element name="Type" type="vec:PowerConsumptionType"/>
         <xs:element name="Value" type="vec:NumericalValue"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="Project">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="CarClassificationLevel2" type="xs:string" minOccurs="0"/>
               <xs:element name="CarClassificationLevel3" type="xs:string" minOccurs="0"/>
               <xs:element name="CarClassificationLevel4" type="xs:string" minOccurs="0"/>
               <xs:element name="Identification" type="xs:string" minOccurs="0"/>
               <xs:element name="Description"
                           type="vec:AbstractLocalizedString"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="ProtectionMaterialLength">
      <xs:sequence>
         <xs:element name="LengthValue" type="vec:NumericalValue"/>
         <xs:element name="ValueDetermination" type="vec:ValueDetermination"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="RelaySpecification">
      <xs:complexContent>
         <xs:extension base="vec:EEComponentSpecification">
            <xs:sequence>
               <xs:element name="IMax" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="RelaisType" type="vec:RelaisType" minOccurs="0"/>
               <xs:element name="LowNoise" type="xs:boolean" minOccurs="0"/>
               <xs:element name="ApplianceType" type="vec:RelaisApplianceType" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="RequirementsConformanceSpecification">
      <xs:complexContent>
         <xs:extension base="vec:PartOrUsageRelatedSpecification">
            <xs:sequence>
               <xs:element name="ConformanceStatement"
                           type="vec:RequirementsConformanceStatement"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="RequirementsConformanceStatement">
      <xs:sequence>
         <xs:element name="Satisfies" type="xs:boolean"/>
         <xs:element name="Description"
                     type="vec:LocalizedString"
                     minOccurs="0"
                     maxOccurs="unbounded"/>
         <xs:element name="DocumentVersion" type="xs:IDREF"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="RingTerminalRole">
      <xs:complexContent>
         <xs:extension base="vec:TerminalRole"/>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="RingTerminalSpecification">
      <xs:complexContent>
         <xs:extension base="vec:TerminalSpecification">
            <xs:sequence>
               <xs:element name="BoltDiameter" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="BoltNominalSize"
                           type="vec:TerminalBoltNominalSize"
                           minOccurs="0"/>
               <xs:element name="Thickness" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="BoltType" type="vec:TerminalBoltType" minOccurs="0"/>
               <xs:element name="OutsideDimension" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="TorsionProtection" type="xs:boolean" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="RobustnessProperties">
      <xs:sequence>
         <xs:element name="Class" type="vec:RobustnessClass"/>
         <xs:element name="ClassKey" type="xs:string" minOccurs="0"/>
         <xs:element name="ClassReferenceSystem" type="vec:RobustnessClassReferenceSystem"/>
         <xs:element name="HasRobustness" type="xs:boolean"/>
         <xs:element name="Description"
                     type="vec:LocalizedString"
                     minOccurs="0"
                     maxOccurs="unbounded"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="Role" abstract="true">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="RoutableElement" abstract="true">
      <xs:complexContent>
         <xs:extension base="vec:ConfigurableElement"/>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="Routing">
      <xs:complexContent>
         <xs:extension base="vec:ConfigurableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string" minOccurs="0"/>
               <xs:element name="SpecialRoutedComment"
                           type="vec:LocalizedString"
                           minOccurs="0"/>
               <xs:element name="SpecialRouted" type="xs:boolean" minOccurs="0"/>
               <xs:element name="MandatorySegment" type="xs:IDREFS" minOccurs="0"/>
               <xs:element name="RoutedElement" type="xs:IDREF"/>
               <xs:element name="Path" type="vec:Path"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="RoutingSpecification">
      <xs:complexContent>
         <xs:extension base="vec:Specification">
            <xs:sequence>
               <xs:element name="Routing"
                           type="vec:Routing"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="SIUnit">
      <xs:complexContent>
         <xs:extension base="vec:Unit">
            <xs:sequence>
               <xs:element name="SiUnitName" type="vec:SiUnitName"/>
               <xs:element name="SiPrefix" type="vec:SiPrefix" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="SealedCavitiesAssignment">
      <xs:sequence>
         <xs:element name="SealedCavities" type="xs:IDREFS"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="SegmentConnectionPoint">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string"/>
               <xs:element name="PlacementPoint" type="xs:IDREF" minOccurs="0"/>
               <xs:element name="ReachableCavities" type="xs:IDREFS" minOccurs="0"/>
               <xs:element name="ModularSlotAddOns"
                           type="vec:ModularSlotAddOn"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="CavityAddOns"
                           type="vec:CavityAddOn"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="SegmentConnectionPointHC">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string"/>
               <xs:element name="WireAddOn" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="ConnectorSegmentConnectionPoint"
                           type="xs:IDREF"
                           minOccurs="0"/>
               <xs:element name="PlacementPoint" type="xs:IDREF" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="SegmentCrossSectionArea">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="Area" type="vec:NumericalValue"/>
               <xs:element name="ValueDetermination" type="vec:ValueDetermination"/>
               <xs:element name="CrossSectionAreaType"
                           type="vec:SegmentCrossSectionAreaType"
                           minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="SegmentLength">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="Length" type="vec:NumericalValue"/>
               <xs:element name="Classification" type="vec:LengthClassification"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="SegmentLocation">
      <xs:complexContent>
         <xs:extension base="vec:Location">
            <xs:sequence>
               <xs:element name="Offset" type="vec:NumericalValue"/>
               <xs:element name="Anchor" type="vec:AnchorType"/>
               <xs:element name="ReferencedSegment" type="xs:IDREF"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="SegmentMapping">
      <xs:sequence>
         <xs:element name="InnerSegment" type="xs:IDREF"/>
         <xs:element name="MappedPosition" type="vec:Path"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="SheetOrChapter">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string"/>
               <xs:element name="SheetNumber" type="xs:string" minOccurs="0"/>
               <xs:element name="SheetVersion" type="xs:string" minOccurs="0"/>
               <xs:element name="Description"
                           type="vec:AbstractLocalizedString"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="SheetFormat" type="xs:string" minOccurs="0"/>
               <xs:element name="SheetSize" type="vec:Size" minOccurs="0"/>
               <xs:element name="ReferencedPart" type="xs:IDREFS" minOccurs="0"/>
               <xs:element name="ChangeDescription"
                           type="vec:ChangeDescription"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="Specification"
                           type="vec:Specification"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="ShieldSpecification">
      <xs:complexContent>
         <xs:extension base="vec:ConductorSpecification">
            <xs:sequence>
               <xs:element name="OpticalTissueDensity" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="WindingType" type="vec:FoilShieldWindingType" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="ShrinkableTubeSpecification">
      <xs:complexContent>
         <xs:extension base="vec:TubeSpecification">
            <xs:sequence>
               <xs:element name="ShrinkingFactor" type="xs:double" minOccurs="0"/>
               <xs:element name="MaximumLongitudinalShrinkage"
                           type="vec:NumericalValue"
                           minOccurs="0"/>
               <xs:element name="Resin"
                           type="vec:Material"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="WaterAbsorbtion" type="vec:NumericalValue" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="Signal">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string"/>
               <xs:element name="SignalName" type="xs:string" minOccurs="0"/>
               <xs:element name="ClampName" type="xs:string" minOccurs="0"/>
               <xs:element name="AliasId"
                           type="vec:AliasIdentification"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="Description"
                           type="vec:AbstractLocalizedString"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="SignalInformationType"
                           type="vec:SignalInformationType"
                           minOccurs="0"/>
               <xs:element name="SignalTransmissionMediumType"
                           type="vec:SignalTransmissionMediumType"
                           minOccurs="0"/>
               <xs:element name="SignalForm" type="vec:SignalForm" minOccurs="0"/>
               <xs:element name="SignalCurve" type="vec:SignalCurve" minOccurs="0"/>
               <xs:element name="SignalType" type="vec:SignalType" minOccurs="0"/>
               <xs:element name="SignalSubType" type="vec:SignalSubType" minOccurs="0"/>
               <xs:element name="CurrentType" type="vec:CurrentType" minOccurs="0"/>
               <xs:element name="NominalVoltage" type="vec:NominalVoltage" minOccurs="0"/>
               <xs:element name="DataRate" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="NetType" type="xs:IDREF" minOccurs="0"/>
               <xs:element name="RecommendedConductorSpecification"
                           type="xs:IDREF"
                           minOccurs="0"/>
               <xs:element name="RecommendedInsulationSpecification"
                           type="xs:IDREF"
                           minOccurs="0"/>
               <xs:element name="WireTupleRequirements" type="xs:IDREF" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="SignalSpecification">
      <xs:complexContent>
         <xs:extension base="vec:Specification">
            <xs:sequence>
               <xs:element name="Signal"
                           type="vec:Signal"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="SimpleValueProperty">
      <xs:complexContent>
         <xs:extension base="vec:CustomProperty">
            <xs:sequence>
               <xs:element name="Value" type="xs:string"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="Size">
      <xs:sequence>
         <xs:element name="Width" type="vec:NumericalValue"/>
         <xs:element name="Height" type="vec:NumericalValue"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="Slot">
      <xs:complexContent>
         <xs:extension base="vec:AbstractSlot">
            <xs:sequence>
               <xs:element name="ColorInformation"
                           type="vec:Color"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="SealingType" type="vec:SlotSealingType" minOccurs="0"/>
               <xs:element name="PermittedTerminalSupplierCompanyNames"
                           type="xs:string"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="SupplementaryParts" type="xs:IDREFS" minOccurs="0"/>
               <xs:element name="Cavity" type="vec:Cavity" maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="SlotCoupling">
      <xs:complexContent>
         <xs:extension base="vec:ConfigurableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string" minOccurs="0"/>
               <xs:element name="FirstSlot" type="xs:IDREF"/>
               <xs:element name="SecondSlot" type="xs:IDREF"/>
               <xs:element name="CavityCoupling"
                           type="vec:CavityCoupling"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="SlotLayout">
      <xs:sequence>
         <xs:element name="GridX" type="vec:NumericalValue" minOccurs="0"/>
         <xs:element name="GridY" type="vec:NumericalValue" minOccurs="0"/>
         <xs:element name="RowCount" type="xs:integer" minOccurs="0"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="SlotMapping">
      <xs:sequence>
         <xs:element name="IdentificationA" type="xs:string"/>
         <xs:element name="IdentificationB" type="xs:string"/>
         <xs:element name="CavityMapping"
                     type="vec:CavityMapping"
                     minOccurs="0"
                     maxOccurs="unbounded"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="SlotReference">
      <xs:complexContent>
         <xs:extension base="vec:AbstractSlotReference">
            <xs:sequence>
               <xs:element name="UsedSupplementaryParts" type="xs:IDREFS" minOccurs="0"/>
               <xs:element name="CavityReference"
                           type="vec:CavityReference"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="SlotSpecification">
      <xs:complexContent>
         <xs:extension base="vec:Specification">
            <xs:sequence>
               <xs:element name="EmvProtectionRequired" type="xs:boolean" minOccurs="0"/>
               <xs:element name="Gender" type="vec:SlotGender" minOccurs="0"/>
               <xs:element name="LayoutType" type="vec:SlotLayoutType" minOccurs="0"/>
               <xs:element name="SecondaryLocking" type="xs:boolean" minOccurs="0"/>
               <xs:element name="NumberOfCavities" type="xs:integer"/>
               <xs:element name="SlotLayout" type="vec:SlotLayout" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="SoundDampingClass">
      <xs:sequence>
         <xs:element name="ClassKey" type="xs:string"/>
         <xs:element name="ReferenceSystem" type="xs:string"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="SpecificRole">
      <xs:complexContent>
         <xs:extension base="vec:Role">
            <xs:sequence>
               <xs:element name="SpecificRoleType" type="xs:string"/>
               <xs:element name="Specification" type="xs:IDREF"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="Specification" abstract="true">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string"/>
               <xs:element name="Description"
                           type="vec:AbstractLocalizedString"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="SpliceTerminalRole">
      <xs:complexContent>
         <xs:extension base="vec:TerminalRole">
            <xs:sequence>
               <xs:element name="SpliceType" type="vec:SpliceType" minOccurs="0"/>
               <xs:element name="InsulationState" type="vec:InsulationState" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="SpliceTerminalSpecification">
      <xs:complexContent>
         <xs:extension base="vec:TerminalSpecification"/>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="StripeSpecification">
      <xs:complexContent>
         <xs:extension base="vec:WireProtectionSpecification">
            <xs:sequence>
               <xs:element name="Length" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="SegmentDiameter" type="vec:ValueRange" minOccurs="0"/>
               <xs:element name="Width" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="Thickness" type="vec:NumericalValue" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="SwitchingState">
      <xs:complexContent>
         <xs:extension base="vec:ConfigurableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string"/>
               <xs:element name="SwitchedConnections" type="xs:IDREFS" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="TapeRole">
      <xs:complexContent>
         <xs:extension base="vec:WireProtectionRole">
            <xs:sequence>
               <xs:element name="TapeOverlap" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="TapeOverlapRelative" type="xs:double" minOccurs="0"/>
               <xs:element name="TapingDirection" type="vec:TapingDirection" minOccurs="0"/>
               <xs:element name="Gradient" type="vec:ValueWithUnit" minOccurs="0"/>
               <xs:element name="WindingType" type="vec:WindingType" minOccurs="0"/>
               <xs:element name="WindingFirmness" type="vec:WindingFirmness" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="TapeSpecification">
      <xs:complexContent>
         <xs:extension base="vec:WireProtectionSpecification">
            <xs:sequence>
               <xs:element name="Backing"
                           type="vec:Material"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="Adhesive"
                           type="vec:Material"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="Width" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="Thickness" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="CoilCoreDiameter" type="vec:NumericalValue" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="TemperatureInformation">
      <xs:sequence>
         <xs:element name="TemperatureRange" type="vec:ValueRange" minOccurs="0"/>
         <xs:element name="TemperatureType" type="vec:TemperatureType" minOccurs="0"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="TerminalCurrentInformation">
      <xs:sequence>
         <xs:element name="CurrentRange" type="vec:ValueRange"/>
         <xs:element name="NominalVoltage" type="vec:NumericalValue"/>
         <xs:element name="CoreCrossSectionArea" type="vec:NumericalValue"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="TerminalPairing">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="ContactResistance" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="MatingForce" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="UnmatingForce" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="FirstTerminal" type="xs:IDREF"/>
               <xs:element name="ReferencedCoreSpecification" type="xs:IDREF"/>
               <xs:element name="SecondTerminal" type="xs:IDREF"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="TerminalPairingSpecification">
      <xs:complexContent>
         <xs:extension base="vec:Specification">
            <xs:sequence>
               <xs:element name="TerminalPairing"
                           type="vec:TerminalPairing"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="TerminalReception">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string"/>
               <xs:element name="Gender" type="vec:TerminalReceptionGender" minOccurs="0"/>
               <xs:element name="TerminalReceptionSpecification" type="xs:IDREF" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="TerminalReceptionReference">
      <xs:sequence>
         <xs:element name="Identification" type="xs:string" minOccurs="0"/>
         <xs:element name="TerminalReception" type="xs:IDREF"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="TerminalReceptionSpecification">
      <xs:complexContent>
         <xs:extension base="vec:Specification">
            <xs:sequence>
               <xs:element name="CavityDesign" type="xs:string" minOccurs="0"/>
               <xs:element name="PlatingMaterial"
                           type="vec:Material"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="PrimaryLockingType"
                           type="vec:PrimaryLockingType"
                           minOccurs="0"/>
               <xs:element name="PullOutForce" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="ContactRangeLength" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="TerminalType" type="vec:TerminalType" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="TerminalRole">
      <xs:complexContent>
         <xs:extension base="vec:Role">
            <xs:sequence>
               <xs:element name="SealState" type="vec:SealState" minOccurs="0"/>
               <xs:element name="ComponentPort" type="xs:IDREFS" minOccurs="0"/>
               <xs:element name="TerminalSpecification" type="xs:IDREF"/>
               <xs:element name="TerminalReceptionReference"
                           type="vec:TerminalReceptionReference"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="WireReceptionReference"
                           type="vec:WireReceptionReference"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="TerminalSpecification">
      <xs:complexContent>
         <xs:extension base="vec:PartOrUsageRelatedSpecification">
            <xs:sequence>
               <xs:element name="VoltageRange" type="vec:ValueRange" minOccurs="0"/>
               <xs:element name="SealingType" type="vec:TerminalSealingType" minOccurs="0"/>
               <xs:element name="ConnectionALength" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="OverallLength" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="CurrentInformation"
                           type="vec:TerminalCurrentInformation"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="InternalTerminalConnection"
                           type="vec:InternalTerminalConnection"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="TerminalReception"
                           type="vec:TerminalReception"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="WireReception"
                           type="vec:WireReception"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="TerminalType">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="Name" type="xs:string"/>
               <xs:element name="NominalSize" type="xs:string" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="TextBasedInstruction">
      <xs:complexContent>
         <xs:extension base="vec:Instruction">
            <xs:sequence>
               <xs:element name="InstallationInstruction"
                           type="vec:LocalizedString"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="Tolerance">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="LowerBoundary" type="xs:double"/>
               <xs:element name="UpperBoundary" type="xs:double"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="TopologyBendingRestriction">
      <xs:sequence>
         <xs:element name="MinBendRadiusDynamic" type="vec:NumericalValue" minOccurs="0"/>
         <xs:element name="MinBendRadiusStatic" type="vec:NumericalValue" minOccurs="0"/>
         <xs:element name="RestrictedPath" type="vec:Path"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="TopologyBendingRestrictionSpecification">
      <xs:complexContent>
         <xs:extension base="vec:Specification">
            <xs:sequence>
               <xs:element name="TopologyBendingRestriction"
                           type="vec:TopologyBendingRestriction"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="TopologyGroupSpecification">
      <xs:complexContent>
         <xs:extension base="vec:TopologySpecification">
            <xs:sequence>
               <xs:element name="TopologySpecification" type="xs:IDREFS" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="TopologyMappingSpecification">
      <xs:complexContent>
         <xs:extension base="vec:Specification">
            <xs:sequence>
               <xs:element name="InnerTopolgy" type="xs:IDREF"/>
               <xs:element name="OuterTopology" type="xs:IDREF"/>
               <xs:element name="NodeMapping"
                           type="vec:NodeMapping"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="SegmentMapping"
                           type="vec:SegmentMapping"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="TopologyNode">
      <xs:complexContent>
         <xs:extension base="vec:ConfigurableElement">
            <xs:sequence>
               <xs:element name="AliasId"
                           type="vec:AliasIdentification"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="Identification" type="xs:string"/>
               <xs:element name="MatchingPointId" type="xs:string" minOccurs="0"/>
               <xs:element name="ProcessingInstruction"
                           type="vec:LocalizedString"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="NodeType" type="vec:NodeType" minOccurs="0"/>
               <xs:element name="InstantiatedNode" type="xs:IDREF" minOccurs="0"/>
               <xs:element name="RealizedUsageNode" type="xs:IDREF" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="TopologySegment">
      <xs:complexContent>
         <xs:extension base="vec:ConfigurableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string"/>
               <xs:element name="Form" type="vec:SegmentForm" minOccurs="0"/>
               <xs:element name="AliasId"
                           type="vec:AliasIdentification"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="ProcessingInstruction"
                           type="vec:LocalizedString"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="EndNode" type="xs:IDREF"/>
               <xs:element name="InstantiatedSegment" type="xs:IDREF" minOccurs="0"/>
               <xs:element name="StartNode" type="xs:IDREF"/>
               <xs:element name="CrossSectionAreaInformation"
                           type="vec:SegmentCrossSectionArea"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="LengthInformation"
                           type="vec:SegmentLength"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="TopologySpecification">
      <xs:complexContent>
         <xs:extension base="vec:Specification">
            <xs:sequence>
               <xs:element name="TopologyNode"
                           type="vec:TopologyNode"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="TopologySegment"
                           type="vec:TopologySegment"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="TopologyZone">
      <xs:complexContent>
         <xs:extension base="vec:ConfigurableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string"/>
               <xs:element name="Type" type="vec:TopologyZoneType" minOccurs="0"/>
               <xs:element name="Description"
                           type="vec:AbstractLocalizedString"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="AmbientTemperature"
                           type="vec:TemperatureInformation"
                           minOccurs="0"/>
               <xs:element name="RequiredRobustnessProperties"
                           type="vec:RobustnessProperties"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="Assignment"
                           type="vec:ZoneAssignment"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="SubZone"
                           type="vec:TopologyZone"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="TopologyZoneSpecification">
      <xs:complexContent>
         <xs:extension base="vec:Specification">
            <xs:sequence>
               <xs:element name="Zone"
                           type="vec:TopologyZone"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="Transformation2D">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="A11" type="xs:double"/>
               <xs:element name="A12" type="xs:double"/>
               <xs:element name="A21" type="xs:double"/>
               <xs:element name="A22" type="xs:double"/>
               <xs:element name="Origin" type="xs:IDREF"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="Transformation3D">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="A11" type="xs:double"/>
               <xs:element name="A12" type="xs:double"/>
               <xs:element name="A13" type="xs:double"/>
               <xs:element name="A21" type="xs:double"/>
               <xs:element name="A22" type="xs:double"/>
               <xs:element name="A23" type="xs:double"/>
               <xs:element name="A31" type="xs:double"/>
               <xs:element name="A32" type="xs:double"/>
               <xs:element name="A33" type="xs:double"/>
               <xs:element name="Origin" type="xs:IDREF"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="TubeSpecification">
      <xs:complexContent>
         <xs:extension base="vec:WireProtectionSpecification">
            <xs:sequence>
               <xs:element name="BendRadius" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="InnerDiameter" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="WallThickness" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="IsSlit" type="xs:boolean" minOccurs="0"/>
               <xs:element name="SlitStyle" type="vec:TubeSlitStyle" minOccurs="0"/>
               <xs:element name="NominalSize" type="xs:string" minOccurs="0"/>
               <xs:element name="SecondaryNominalSize" type="xs:string" minOccurs="0"/>
               <xs:element name="Shape" type="vec:TubeShape" minOccurs="0"/>
               <xs:element name="OuterDiameter" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="Height" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="Width" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="Length" type="vec:NumericalValue" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="USUnit">
      <xs:complexContent>
         <xs:extension base="vec:Unit">
            <xs:sequence>
               <xs:element name="UsUnitName" type="vec:USUnitName"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="Unit" abstract="true">
      <xs:sequence>
         <xs:element name="Exponent" type="xs:integer" minOccurs="0"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="UsageConstraint">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="Type" type="vec:UsageConstraintType"/>
               <xs:element name="FromDate" type="xs:dateTime" minOccurs="0"/>
               <xs:element name="ToDate" type="xs:dateTime" minOccurs="0"/>
               <xs:element name="FromSerialNumber" type="xs:string" minOccurs="0"/>
               <xs:element name="ToSerialNumber" type="xs:string" minOccurs="0"/>
               <xs:element name="ProjectPhase"
                           type="xs:string"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="FromEffectivityControlKey" type="xs:string" minOccurs="0"/>
               <xs:element name="ToEffectivityControlKey" type="xs:string" minOccurs="0"/>
               <xs:element name="Project" type="xs:IDREFS" minOccurs="0"/>
               <xs:element name="UsageNode" type="xs:IDREFS" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="UsageConstraintSpecification">
      <xs:complexContent>
         <xs:extension base="vec:Specification">
            <xs:sequence>
               <xs:element name="ConstrainedParts" type="xs:IDREFS" minOccurs="0"/>
               <xs:element name="PartUsageConstraint"
                           type="vec:UsageConstraint"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="UsageNode">
      <xs:complexContent>
         <xs:extension base="vec:ConfigurableElement">
            <xs:sequence>
               <xs:element name="Abbreviation"
                           type="vec:LocalizedString"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="Identification" type="xs:string"/>
               <xs:element name="Description"
                           type="vec:AbstractLocalizedString"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="UsageNodeType" type="vec:UsageNodeType" minOccurs="0"/>
               <xs:element name="UsedInProject" type="xs:IDREFS" minOccurs="0"/>
               <xs:element name="SubUsageNodes"
                           type="vec:UsageNode"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="UsageNodeSpecification">
      <xs:complexContent>
         <xs:extension base="vec:Specification">
            <xs:sequence>
               <xs:element name="UsageNodes"
                           type="vec:UsageNode"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="ValueRange">
      <xs:complexContent>
         <xs:extension base="vec:ValueWithUnit">
            <xs:sequence>
               <xs:element name="Minimum" type="xs:double"/>
               <xs:element name="Maximum" type="xs:double"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="ValueRangeProperty">
      <xs:complexContent>
         <xs:extension base="vec:CustomProperty">
            <xs:sequence>
               <xs:element name="Value" type="vec:ValueRange"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="ValueWithUnit" abstract="true">
      <xs:sequence>
         <xs:element name="UnitComponent" type="xs:IDREF"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="VariantCode">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string"/>
               <xs:element name="AliasId"
                           type="vec:AliasIdentification"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="Abbreviation" type="vec:LocalizedString" minOccurs="0"/>
               <xs:element name="CodeType" type="vec:VariantCodeType" minOccurs="0"/>
               <xs:element name="Description"
                           type="vec:AbstractLocalizedString"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="VariantCodeSpecification">
      <xs:complexContent>
         <xs:extension base="vec:Specification">
            <xs:sequence>
               <xs:element name="VariantCode"
                           type="vec:VariantCode"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="VariantConfiguration">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string" minOccurs="0"/>
               <xs:element name="Description"
                           type="vec:AbstractLocalizedString"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="LogisticControlString" type="xs:string" minOccurs="0"/>
               <xs:element name="LogisticControlExpression" type="xs:string" minOccurs="0"/>
               <xs:element name="ConfigurationType"
                           type="vec:VariantConfigurationType"
                           minOccurs="0"/>
               <xs:element name="BaseInclusion" type="xs:IDREF" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="VariantConfigurationSpecification">
      <xs:complexContent>
         <xs:extension base="vec:Specification">
            <xs:sequence>
               <xs:element name="VariantConfiguration"
                           type="vec:VariantConfiguration"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="VariantGroup">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string"/>
               <xs:element name="AliasId"
                           type="vec:AliasIdentification"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="Abbreviation" type="vec:LocalizedString" minOccurs="0"/>
               <xs:element name="Description"
                           type="vec:AbstractLocalizedString"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="GroupType" type="vec:VariantGroupType" minOccurs="0"/>
               <xs:element name="VariantCode" type="xs:IDREFS" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="VariantGroupSpecification">
      <xs:complexContent>
         <xs:extension base="vec:Specification">
            <xs:sequence>
               <xs:element name="VariantGroup"
                           type="vec:VariantGroup"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="VariantStructureNode">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string"/>
               <xs:element name="AliasId"
                           type="vec:AliasIdentification"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="Abbreviation" type="vec:LocalizedString" minOccurs="0"/>
               <xs:element name="Description"
                           type="vec:AbstractLocalizedString"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="ContainedGroups" type="xs:IDREFS" minOccurs="0"/>
               <xs:element name="ChildNodes"
                           type="vec:VariantStructureNode"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="VariantStructureSpecification">
      <xs:complexContent>
         <xs:extension base="vec:Specification">
            <xs:sequence>
               <xs:element name="RootNode" type="vec:VariantStructureNode"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="VecContent">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="VecVersion" type="vec:VecVersion"/>
               <xs:element name="GeneratingSystemName" type="xs:string" minOccurs="0"/>
               <xs:element name="DateOfCreation" type="xs:dateTime" minOccurs="0"/>
               <xs:element name="GeneratingSystemVersion" type="xs:string" minOccurs="0"/>
               <xs:element name="StandardCopyrightInformation" type="xs:IDREF" minOccurs="0"/>
               <xs:element name="Contract"
                           type="vec:Contract"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="CopyrightInformation"
                           type="vec:CopyrightInformation"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="DocumentVersion"
                           type="vec:DocumentVersion"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="ItemHistoryEntry"
                           type="vec:ItemHistoryEntry"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="PartVersion"
                           type="vec:PartVersion"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="Project"
                           type="vec:Project"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="Unit" type="vec:Unit" minOccurs="0" maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="WireElement">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string"/>
               <xs:element name="WireElementSpecification" type="xs:IDREF"/>
               <xs:element name="SubWireElement"
                           type="vec:WireElement"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="WireElementReference">
      <xs:complexContent>
         <xs:extension base="vec:RoutableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string" minOccurs="0"/>
               <xs:element name="Unconnected" type="xs:boolean" minOccurs="0"/>
               <xs:element name="LabelValue" type="xs:string" minOccurs="0"/>
               <xs:element name="LabelType" type="vec:LabelType" minOccurs="0"/>
               <xs:element name="LabelPosition" type="vec:LabelPosition" minOccurs="0"/>
               <xs:element name="LabelingTechnology"
                           type="vec:LabelingTechnology"
                           minOccurs="0"/>
               <xs:element name="Connection" type="xs:IDREFS" minOccurs="0"/>
               <xs:element name="ConnectionGroup" type="xs:IDREFS" minOccurs="0"/>
               <xs:element name="ReferencedWireElement" type="xs:IDREF"/>
               <xs:element name="Signal" type="xs:IDREF" minOccurs="0"/>
               <xs:element name="WireEnd"
                           type="vec:WireEnd"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="WireLength"
                           type="vec:WireLength"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="WireElementSpecification">
      <xs:complexContent>
         <xs:extension base="vec:Specification">
            <xs:sequence>
               <xs:element name="Type"
                           type="vec:WireType"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="MinBendRadiusDynamic" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="MinBendRadiusStatic" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="OutsideDiameter" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="SuitedForDynamicUse" type="xs:boolean" minOccurs="0"/>
               <xs:element name="Impedance" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="Size" type="vec:Size" minOccurs="0"/>
               <xs:element name="ValidWireReceptionTypes"
                           type="vec:WireReceptionType"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="GridSpacing" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="Shape" type="vec:WireElementShape" minOccurs="0"/>
               <xs:element name="TransmissionMediumType"
                           type="vec:TransmissionMediumType"
                           minOccurs="0"/>
               <xs:element name="ConductorSpecification" type="xs:IDREF" minOccurs="0"/>
               <xs:element name="FillerSpecification" type="xs:IDREF" minOccurs="0"/>
               <xs:element name="InsulationSpecification" type="xs:IDREF" minOccurs="0"/>
               <xs:element name="SubWireElementSpecification" type="xs:IDREFS" minOccurs="0"/>
               <xs:element name="WireGroupSpecification" type="xs:IDREF" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="WireEnd">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string" minOccurs="0"/>
               <xs:element name="PositionOnWire" type="xs:double"/>
               <xs:element name="ConnectionEnd" type="xs:IDREFS" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="WireEndAccessoryRole">
      <xs:complexContent>
         <xs:extension base="vec:Role">
            <xs:sequence>
               <xs:element name="WireEndAccessorySpecification" type="xs:IDREF"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="WireEndAccessorySpecification">
      <xs:complexContent>
         <xs:extension base="vec:PartOrUsageRelatedSpecification">
            <xs:sequence>
               <xs:element name="WireReceptionSpecification" type="xs:IDREF" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="WireGroupSpecification">
      <xs:complexContent>
         <xs:extension base="vec:Specification">
            <xs:sequence>
               <xs:element name="GroupType" type="vec:WireGroupType"/>
               <xs:element name="LengthOfTwist" type="vec:NumericalValue" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="WireGrouping">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string"/>
               <xs:element name="ConnectionGroup" type="xs:IDREFS" minOccurs="0"/>
               <xs:element name="RelatedWireElementReference" type="xs:IDREFS" minOccurs="0"/>
               <xs:element name="WireGroupSpecification" type="xs:IDREF" minOccurs="0"/>
               <xs:element name="ContainedWireGroupings"
                           type="vec:WireGrouping"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="WireGroupingSpecification">
      <xs:complexContent>
         <xs:extension base="vec:Specification">
            <xs:sequence>
               <xs:element name="WireGrouping" type="vec:WireGrouping" maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="WireLength">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="LengthType" type="vec:WireLengthType"/>
               <xs:element name="LengthValue" type="vec:NumericalValue"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="WireMounting">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="MountedCavitySeal" type="xs:IDREF" minOccurs="0"/>
               <xs:element name="ReferencedWireEnd" type="xs:IDREFS"/>
               <xs:element name="WireEndAccessory" type="xs:IDREFS" minOccurs="0"/>
               <xs:element name="WireMountingDetail"
                           type="vec:WireMountingDetail"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="WireMountingDetail">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="ContactedWireReception" type="xs:IDREF"/>
               <xs:element name="ReferencedWireEnd" type="xs:IDREFS"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="WireProtectionRole">
      <xs:complexContent>
         <xs:extension base="vec:Role">
            <xs:sequence>
               <xs:element name="ProtectionLength" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="WireProtectionSpecification" type="xs:IDREF"/>
               <xs:element name="MaterialLength"
                           type="vec:ProtectionMaterialLength"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="WireProtectionSpecification">
      <xs:complexContent>
         <xs:extension base="vec:PartOrUsageRelatedSpecification">
            <xs:sequence>
               <xs:element name="SoundDampingClass"
                           type="vec:SoundDampingClass"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="WireReception">
      <xs:complexContent>
         <xs:extension base="vec:ExtendableElement">
            <xs:sequence>
               <xs:element name="Identification" type="xs:string"/>
               <xs:element name="Angle"
                           type="vec:NumericalValue"
                           minOccurs="0"
                           maxOccurs="2"/>
               <xs:element name="PlacementPoint" type="xs:IDREF" minOccurs="0"/>
               <xs:element name="WireReceptionSpecification" type="xs:IDREF" minOccurs="0"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="WireReceptionAddOn">
      <xs:sequence>
         <xs:element name="WireAddOn" type="vec:NumericalValue"/>
         <xs:element name="Type" type="vec:WireAddOnType"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="WireReceptionReference">
      <xs:sequence>
         <xs:element name="Identification" type="xs:string" minOccurs="0"/>
         <xs:element name="WireReception" type="xs:IDREF"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="WireReceptionSpecification">
      <xs:complexContent>
         <xs:extension base="vec:Specification">
            <xs:sequence>
               <xs:element name="CoreCrossSectionArea" type="vec:ValueRange" minOccurs="0"/>
               <xs:element name="InsulationDisplacementLength"
                           type="vec:NumericalValue"
                           minOccurs="0"/>
               <xs:element name="MultiContact" type="xs:boolean" minOccurs="0"/>
               <xs:element name="WireReceptionType" type="vec:WireReceptionType" minOccurs="0"/>
               <xs:element name="WireElementOutsideDiameter"
                           type="vec:ValueRange"
                           minOccurs="0"/>
               <xs:element name="PlatingMaterial"
                           type="vec:Material"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="Sealable" type="xs:boolean" minOccurs="0"/>
               <xs:element name="FrontBellMouthLength" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="ConductorCrimpLength" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="RearBellMouthLength" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="CrimpConnectionLength"
                           type="vec:NumericalValue"
                           minOccurs="0"/>
               <xs:element name="InsulationCrimpLength"
                           type="vec:NumericalValue"
                           minOccurs="0"/>
               <xs:element name="CutOffTabLength" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="ConnectionBLength" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="AddOns"
                           type="vec:WireReceptionAddOn"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
               <xs:element name="ValidConductorMaterials"
                           type="vec:ConductorMaterial"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="WireRole">
      <xs:complexContent>
         <xs:extension base="vec:Role">
            <xs:sequence>
               <xs:element name="WireSpecification" type="xs:IDREF"/>
               <xs:element name="WireElementReference"
                           type="vec:WireElementReference"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="WireSpecification">
      <xs:complexContent>
         <xs:extension base="vec:PartOrUsageRelatedSpecification">
            <xs:sequence>
               <xs:element name="WireElementSpecification" type="xs:IDREF"/>
               <xs:element name="WireElement" type="vec:WireElement"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="WireTupleSpecification">
      <xs:complexContent>
         <xs:extension base="vec:Specification">
            <xs:sequence>
               <xs:element name="FixationRequired" type="xs:boolean" minOccurs="0"/>
               <xs:element name="FixationOffset" type="vec:NumericalValue" minOccurs="0"/>
               <xs:element name="MaximumUntwistSingleSided"
                           type="vec:NumericalValue"
                           minOccurs="0"/>
               <xs:element name="MaximumUntwistDualSided"
                           type="vec:NumericalValue"
                           minOccurs="0"/>
               <xs:element name="FixationAccessory"
                           type="vec:PartRelation"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="WireTupleTermination">
      <xs:sequence>
         <xs:element name="Fixation" type="xs:boolean" minOccurs="0"/>
         <xs:element name="FixationOffset" type="vec:NumericalValue" minOccurs="0"/>
         <xs:element name="PermittedUntwist" type="vec:NumericalValue" minOccurs="0"/>
         <xs:element name="AssociatedWireEnds" type="xs:IDREFS" minOccurs="0"/>
         <xs:element name="WireTupleSpecification" type="xs:IDREF" minOccurs="0"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="WireTupleTerminationSpecification">
      <xs:complexContent>
         <xs:extension base="vec:Specification">
            <xs:sequence>
               <xs:element name="WireTupleTermination"
                           type="vec:WireTupleTermination"
                           minOccurs="0"
                           maxOccurs="unbounded"/>
            </xs:sequence>
         </xs:extension>
      </xs:complexContent>
   </xs:complexType>
   <xs:complexType name="WireType">
      <xs:sequence>
         <xs:element name="Type" type="xs:string"/>
         <xs:element name="ReferenceSystem" type="xs:string"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="ZoneAssignment">
      <xs:sequence>
         <xs:element name="AssignedSegment" type="xs:IDREF"/>
         <xs:element name="Coverage"
                     type="vec:ZoneCoverage"
                     minOccurs="0"
                     maxOccurs="unbounded"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:complexType name="ZoneCoverage">
      <xs:sequence>
         <xs:element name="FirstLocation" type="vec:Location"/>
         <xs:element name="SecondLocation" type="vec:Location"/>
      </xs:sequence>
      <xs:attribute name="id" type="xs:ID" use="required"/>
   </xs:complexType>
   <xs:simpleType name="AliasIdentificationType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="AnchorType">
      <xs:restriction base="xs:string">
         <xs:enumeration value="FromStartNode"/>
         <xs:enumeration value="FromEndNode"/>
      </xs:restriction>
   </xs:simpleType>
   <xs:simpleType name="ApplicationConstraintType">
      <xs:restriction base="xs:string">
         <xs:enumeration value="Allow"/>
         <xs:enumeration value="Deny"/>
      </xs:restriction>
   </xs:simpleType>
   <xs:simpleType name="BaselineContent">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="BaselineState">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="BoltMountedFixingBoltShape">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="BoltMountedFixingBoltType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="CableLeadThroughGeometry">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="CableLeadThroughType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="CavityGeometry">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="CodingName">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="ColorReferenceSystem">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="ComponentNodeSubType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="ComponentNodeType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="ComponentPortViewItemSide">
      <xs:restriction base="xs:string">
         <xs:enumeration value="Top"/>
         <xs:enumeration value="Bottom"/>
         <xs:enumeration value="Left"/>
         <xs:enumeration value="Right"/>
      </xs:restriction>
   </xs:simpleType>
   <xs:simpleType name="ConductorStructure">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="ConductorType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="ConnectionEndGender">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="ConnectionGroupType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="ConnectorOutletDirection">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="ContractRole">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="CurrentType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="DefaultDimensionType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="DocumentRelationType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="DocumentType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="FittingForm">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="FoilShieldWindingType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="FunctionalRequirementType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="FuseType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="GeometryType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="GrommetMountingType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="GrommetType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="HistoryEntryType">
      <xs:restriction base="xs:string">
         <xs:enumeration value="Derivation"/>
         <xs:enumeration value="Sequence"/>
      </xs:restriction>
   </xs:simpleType>
   <xs:simpleType name="HoleMountedFixingHoleShape">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="HoleMountedFixingHoleType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="HousingComponentType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="IECPrefix">
      <xs:restriction base="xs:string">
         <xs:enumeration value="Yobi"/>
         <xs:enumeration value="Zebi"/>
         <xs:enumeration value="Exbi"/>
         <xs:enumeration value="Pebi"/>
         <xs:enumeration value="Tebi"/>
         <xs:enumeration value="Gibi"/>
         <xs:enumeration value="Mebi"/>
         <xs:enumeration value="Kibi"/>
      </xs:restriction>
   </xs:simpleType>
   <xs:simpleType name="IECUnitName">
      <xs:restriction base="xs:string">
         <xs:enumeration value="Bit"/>
         <xs:enumeration value="Byte"/>
      </xs:restriction>
   </xs:simpleType>
   <xs:simpleType name="ImperialUnitName">
      <xs:restriction base="xs:string">
         <xs:enumeration value="Thou"/>
         <xs:enumeration value="Inch"/>
         <xs:enumeration value="Foot"/>
         <xs:enumeration value="Yard"/>
         <xs:enumeration value="Chain"/>
         <xs:enumeration value="Furlong"/>
         <xs:enumeration value="Mile"/>
         <xs:enumeration value="League"/>
         <xs:enumeration value="FluidOunce"/>
         <xs:enumeration value="Gill"/>
         <xs:enumeration value="Pint"/>
         <xs:enumeration value="Quart"/>
         <xs:enumeration value="Gallon"/>
         <xs:enumeration value="Grain"/>
         <xs:enumeration value="Drachm"/>
         <xs:enumeration value="Ounce"/>
         <xs:enumeration value="Pound"/>
         <xs:enumeration value="Stone"/>
         <xs:enumeration value="Quarter"/>
         <xs:enumeration value="HundredWeight"/>
         <xs:enumeration value="Ton"/>
         <xs:enumeration value="Perch"/>
         <xs:enumeration value="Rood"/>
         <xs:enumeration value="Acre"/>
      </xs:restriction>
   </xs:simpleType>
   <xs:simpleType name="InsulationState">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="LabelPosition">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="LabelType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="LabelingTechnology">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="LanguageCode">
      <xs:restriction base="xs:string">
         <xs:enumeration value="Aa"/>
         <xs:enumeration value="Ab"/>
         <xs:enumeration value="Af"/>
         <xs:enumeration value="Am"/>
         <xs:enumeration value="Ar"/>
         <xs:enumeration value="As"/>
         <xs:enumeration value="Ay"/>
         <xs:enumeration value="Az"/>
         <xs:enumeration value="Ba"/>
         <xs:enumeration value="Be"/>
         <xs:enumeration value="Bg"/>
         <xs:enumeration value="Bh"/>
         <xs:enumeration value="Bi"/>
         <xs:enumeration value="Bn"/>
         <xs:enumeration value="Bo"/>
         <xs:enumeration value="Br"/>
         <xs:enumeration value="Ca"/>
         <xs:enumeration value="Co"/>
         <xs:enumeration value="Cs"/>
         <xs:enumeration value="Cy"/>
         <xs:enumeration value="Da"/>
         <xs:enumeration value="De"/>
         <xs:enumeration value="Dz"/>
         <xs:enumeration value="El"/>
         <xs:enumeration value="En"/>
         <xs:enumeration value="Eo"/>
         <xs:enumeration value="Es"/>
         <xs:enumeration value="Et"/>
         <xs:enumeration value="Eu"/>
         <xs:enumeration value="Fa"/>
         <xs:enumeration value="Fi"/>
         <xs:enumeration value="Fj"/>
         <xs:enumeration value="Fo"/>
         <xs:enumeration value="Fr"/>
         <xs:enumeration value="Fy"/>
         <xs:enumeration value="Ga"/>
         <xs:enumeration value="Gd"/>
         <xs:enumeration value="Gl"/>
         <xs:enumeration value="Gn"/>
         <xs:enumeration value="Gu"/>
         <xs:enumeration value="Ha"/>
         <xs:enumeration value="Hi"/>
         <xs:enumeration value="He"/>
         <xs:enumeration value="Hr"/>
         <xs:enumeration value="Hu"/>
         <xs:enumeration value="Hy"/>
         <xs:enumeration value="Ia"/>
         <xs:enumeration value="Id"/>
         <xs:enumeration value="Ie"/>
         <xs:enumeration value="Ik"/>
         <xs:enumeration value="In"/>
         <xs:enumeration value="Is"/>
         <xs:enumeration value="It"/>
         <xs:enumeration value="Iu"/>
         <xs:enumeration value="Iw"/>
         <xs:enumeration value="Ja"/>
         <xs:enumeration value="Ji"/>
         <xs:enumeration value="Jw"/>
         <xs:enumeration value="Ka"/>
         <xs:enumeration value="Kk"/>
         <xs:enumeration value="Kl"/>
         <xs:enumeration value="Km"/>
         <xs:enumeration value="Kn"/>
         <xs:enumeration value="Ko"/>
         <xs:enumeration value="Ks"/>
         <xs:enumeration value="Ku"/>
         <xs:enumeration value="Ky"/>
         <xs:enumeration value="La"/>
         <xs:enumeration value="Ln"/>
         <xs:enumeration value="Lo"/>
         <xs:enumeration value="Lt"/>
         <xs:enumeration value="Lv"/>
         <xs:enumeration value="Mg"/>
         <xs:enumeration value="Mi"/>
         <xs:enumeration value="Mk"/>
         <xs:enumeration value="Ml"/>
         <xs:enumeration value="Mn"/>
         <xs:enumeration value="Mo"/>
         <xs:enumeration value="Mr"/>
         <xs:enumeration value="Ms"/>
         <xs:enumeration value="Mt"/>
         <xs:enumeration value="My"/>
         <xs:enumeration value="Na"/>
         <xs:enumeration value="Ne"/>
         <xs:enumeration value="Nl"/>
         <xs:enumeration value="No"/>
         <xs:enumeration value="Oc"/>
         <xs:enumeration value="Om"/>
         <xs:enumeration value="Or"/>
         <xs:enumeration value="Pa"/>
         <xs:enumeration value="Pl"/>
         <xs:enumeration value="Ps"/>
         <xs:enumeration value="Pt"/>
         <xs:enumeration value="Qu"/>
         <xs:enumeration value="Rm"/>
         <xs:enumeration value="Rn"/>
         <xs:enumeration value="Ro"/>
         <xs:enumeration value="Ru"/>
         <xs:enumeration value="Rw"/>
         <xs:enumeration value="Sa"/>
         <xs:enumeration value="Sd"/>
         <xs:enumeration value="Sg"/>
         <xs:enumeration value="Sh"/>
         <xs:enumeration value="Si"/>
         <xs:enumeration value="Sk"/>
         <xs:enumeration value="Sl"/>
         <xs:enumeration value="Sm"/>
         <xs:enumeration value="Sn"/>
         <xs:enumeration value="So"/>
         <xs:enumeration value="Sq"/>
         <xs:enumeration value="Sr"/>
         <xs:enumeration value="Ss"/>
         <xs:enumeration value="St"/>
         <xs:enumeration value="Su"/>
         <xs:enumeration value="Sv"/>
         <xs:enumeration value="Sw"/>
         <xs:enumeration value="Ta"/>
         <xs:enumeration value="Te"/>
         <xs:enumeration value="Tg"/>
         <xs:enumeration value="Th"/>
         <xs:enumeration value="Zi"/>
         <xs:enumeration value="Tk"/>
         <xs:enumeration value="Tl"/>
         <xs:enumeration value="Tn"/>
         <xs:enumeration value="To"/>
         <xs:enumeration value="Tr"/>
         <xs:enumeration value="Ts"/>
         <xs:enumeration value="Tt"/>
         <xs:enumeration value="Tw"/>
         <xs:enumeration value="Ug"/>
         <xs:enumeration value="Uk"/>
         <xs:enumeration value="Ur"/>
         <xs:enumeration value="Uz"/>
         <xs:enumeration value="Vi"/>
         <xs:enumeration value="Vo"/>
         <xs:enumeration value="Wo"/>
         <xs:enumeration value="Xh"/>
         <xs:enumeration value="Yi"/>
         <xs:enumeration value="Yo"/>
         <xs:enumeration value="Za"/>
         <xs:enumeration value="Zh"/>
         <xs:enumeration value="Zu"/>
      </xs:restriction>
   </xs:simpleType>
   <xs:simpleType name="LengthClassification">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="LevelOfApproval">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="LocalizedTypedStringType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="MassInformationSource">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="MultiFuseType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="NetworkNodeSubType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="NetworkNodeType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="NetworkPortViewItemSide">
      <xs:restriction base="xs:string">
         <xs:enumeration value="Top"/>
         <xs:enumeration value="Bottom"/>
         <xs:enumeration value="Left"/>
         <xs:enumeration value="Right"/>
      </xs:restriction>
   </xs:simpleType>
   <xs:simpleType name="NodeType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="NominalVoltage">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="OtherUnitName">
      <xs:restriction base="xs:string">
         <xs:enumeration value="Pi"/>
         <xs:enumeration value="Piece"/>
      </xs:restriction>
   </xs:simpleType>
   <xs:simpleType name="PartNature">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="PartRelationType">
      <xs:restriction base="xs:string">
         <xs:enumeration value="Mandatory"/>
         <xs:enumeration value="Optional"/>
         <xs:enumeration value="OneOfAll"/>
         <xs:enumeration value="Custom"/>
      </xs:restriction>
   </xs:simpleType>
   <xs:simpleType name="PartStructureContentType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="PinApplianceType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="PinComponentType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="PinCurrentType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="PinTimingType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="PinType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="PinVoltageType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="PlacementType">
      <xs:restriction base="xs:string">
         <xs:enumeration value="OnWay"/>
         <xs:enumeration value="OnPoint"/>
      </xs:restriction>
   </xs:simpleType>
   <xs:simpleType name="PluggableTerminalType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="PowerConsumptionType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="PrimaryLockingType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="PrimaryPartType">
      <xs:restriction base="xs:string">
         <xs:enumeration value="Antenna"/>
         <xs:enumeration value="Battery"/>
         <xs:enumeration value="BoltMountedFixing"/>
         <xs:enumeration value="BoltTerminal"/>
         <xs:enumeration value="CableDuct"/>
         <xs:enumeration value="CableTie"/>
         <xs:enumeration value="Capacitor"/>
         <xs:enumeration value="CavityAccessory"/>
         <xs:enumeration value="CavityPlug"/>
         <xs:enumeration value="CavitySeal"/>
         <xs:enumeration value="ConnectorHousing"/>
         <xs:enumeration value="ConnectorHousingCap"/>
         <xs:enumeration value="CorrugatedPipe"/>
         <xs:enumeration value="Diode"/>
         <xs:enumeration value="EdgeMountedFixing"/>
         <xs:enumeration value="EEComponent"/>
         <xs:enumeration value="Ferrite"/>
         <xs:enumeration value="Fitting"/>
         <xs:enumeration value="Fixing"/>
         <xs:enumeration value="Fuse"/>
         <xs:enumeration value="Grommet"/>
         <xs:enumeration value="HoleMountedFixing"/>
         <xs:enumeration value="MultiCavityPlug"/>
         <xs:enumeration value="MultiCavitySeal"/>
         <xs:enumeration value="MultiFuse"/>
         <xs:enumeration value="Other"/>
         <xs:enumeration value="OpenWireEnd"/>
         <xs:enumeration value="PartStructure"/>
         <xs:enumeration value="PluggableTerminal"/>
         <xs:enumeration value="PotentialDistributor"/>
         <xs:enumeration value="Relay"/>
         <xs:enumeration value="RingTerminal"/>
         <xs:enumeration value="ShrinkableTube"/>
         <xs:enumeration value="SpliceTerminal"/>
         <xs:enumeration value="Stripe"/>
         <xs:enumeration value="Tape"/>
         <xs:enumeration value="Terminal"/>
         <xs:enumeration value="Tube"/>
         <xs:enumeration value="Wire"/>
         <xs:enumeration value="WireEndAccessory"/>
         <xs:enumeration value="WireProtection"/>
      </xs:restriction>
   </xs:simpleType>
   <xs:simpleType name="RelaisApplianceType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="RelaisType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="RobustnessClass">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="RobustnessClassReferenceSystem">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="SealState">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="SealingGeometry">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="SegmentCrossSectionAreaType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="SegmentForm">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="SiPrefix">
      <xs:restriction base="xs:string">
         <xs:enumeration value="Yotta"/>
         <xs:enumeration value="Zetta"/>
         <xs:enumeration value="Exa"/>
         <xs:enumeration value="Peta"/>
         <xs:enumeration value="Tera"/>
         <xs:enumeration value="Giga"/>
         <xs:enumeration value="Mega"/>
         <xs:enumeration value="Kilo"/>
         <xs:enumeration value="Hecto"/>
         <xs:enumeration value="Deca"/>
         <xs:enumeration value="Deci"/>
         <xs:enumeration value="Centi"/>
         <xs:enumeration value="Milli"/>
         <xs:enumeration value="Micro"/>
         <xs:enumeration value="Nano"/>
         <xs:enumeration value="Pico"/>
         <xs:enumeration value="Femto"/>
         <xs:enumeration value="Atto"/>
         <xs:enumeration value="Zepto"/>
         <xs:enumeration value="Yocto"/>
      </xs:restriction>
   </xs:simpleType>
   <xs:simpleType name="SiUnitName">
      <xs:restriction base="xs:string">
         <xs:enumeration value="Metre"/>
         <xs:enumeration value="Gram"/>
         <xs:enumeration value="Second"/>
         <xs:enumeration value="Ampere"/>
         <xs:enumeration value="Kelvin"/>
         <xs:enumeration value="Mole"/>
         <xs:enumeration value="Candela"/>
         <xs:enumeration value="Radian"/>
         <xs:enumeration value="Steradian"/>
         <xs:enumeration value="Hertz"/>
         <xs:enumeration value="Newton"/>
         <xs:enumeration value="Pascal"/>
         <xs:enumeration value="Joule"/>
         <xs:enumeration value="Watt"/>
         <xs:enumeration value="Coulomb"/>
         <xs:enumeration value="Volt"/>
         <xs:enumeration value="Farad"/>
         <xs:enumeration value="Ohm"/>
         <xs:enumeration value="Siemens"/>
         <xs:enumeration value="Weber"/>
         <xs:enumeration value="Tesla"/>
         <xs:enumeration value="Henry"/>
         <xs:enumeration value="DegreeCelsius"/>
         <xs:enumeration value="Lumen"/>
         <xs:enumeration value="Lux"/>
         <xs:enumeration value="Becquerel"/>
         <xs:enumeration value="Gray"/>
         <xs:enumeration value="Sievert"/>
         <xs:enumeration value="Katal"/>
      </xs:restriction>
   </xs:simpleType>
   <xs:simpleType name="SignalCurve">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="SignalDirection">
      <xs:restriction base="xs:string">
         <xs:enumeration value="In"/>
         <xs:enumeration value="Out"/>
         <xs:enumeration value="InOut"/>
      </xs:restriction>
   </xs:simpleType>
   <xs:simpleType name="SignalForm">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="SignalInformationType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="SignalSubType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="SignalTransmissionMediumType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="SignalType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="SlotGender">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="SlotLayoutType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="SlotSealingType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="SpliceType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="StatusOfApproval">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="TapingDirection">
      <xs:restriction base="xs:string">
         <xs:enumeration value="FromStart"/>
         <xs:enumeration value="FromEnd"/>
      </xs:restriction>
   </xs:simpleType>
   <xs:simpleType name="TemperatureType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="TerminalBoltNominalSize">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="TerminalBoltType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="TerminalReceptionGender">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="TerminalSealingType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="TopologyZoneType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="TransmissionMediumType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="TubeShape">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="TubeSlitStyle">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="TypeOfPermission">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="USUnitName">
      <xs:restriction base="xs:string">
         <xs:enumeration value="Thou"/>
         <xs:enumeration value="Inch"/>
         <xs:enumeration value="Foot"/>
         <xs:enumeration value="Yard"/>
         <xs:enumeration value="Chain"/>
         <xs:enumeration value="Furlong"/>
         <xs:enumeration value="Mile"/>
         <xs:enumeration value="League"/>
         <xs:enumeration value="FluidOunce"/>
         <xs:enumeration value="Gill"/>
         <xs:enumeration value="Pint"/>
         <xs:enumeration value="Quart"/>
         <xs:enumeration value="Gallon"/>
         <xs:enumeration value="Grain"/>
         <xs:enumeration value="Drachm"/>
         <xs:enumeration value="Ounce"/>
         <xs:enumeration value="Pound"/>
         <xs:enumeration value="Stone"/>
         <xs:enumeration value="Quarter"/>
         <xs:enumeration value="HundredWeight"/>
         <xs:enumeration value="Ton"/>
         <xs:enumeration value="Perch"/>
         <xs:enumeration value="Rood"/>
         <xs:enumeration value="Acre"/>
         <xs:enumeration value="AWG"/>
      </xs:restriction>
   </xs:simpleType>
   <xs:simpleType name="UsageConstraintType">
      <xs:restriction base="xs:string">
         <xs:enumeration value="Allow"/>
         <xs:enumeration value="Deny"/>
      </xs:restriction>
   </xs:simpleType>
   <xs:simpleType name="UsageNodeType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="ValueDetermination">
      <xs:restriction base="xs:string">
         <xs:enumeration value="Calculated"/>
         <xs:enumeration value="Measured"/>
         <xs:enumeration value="Estimated"/>
      </xs:restriction>
   </xs:simpleType>
   <xs:simpleType name="VariantCodeType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="VariantConfigurationType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="VariantGroupType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="VecVersion">
      <xs:restriction base="xs:string">
         <xs:enumeration value="1.1.1"/>
         <xs:enumeration value="1.1.2"/>
         <xs:enumeration value="1.1.3"/>
         <xs:enumeration value="1.2.0"/>
         <xs:enumeration value="1.2.1"/>
         <xs:enumeration value="1.2.2"/>
         <xs:enumeration value="2.0.0"/>
         <xs:enumeration value="2.0.1"/>
      </xs:restriction>
   </xs:simpleType>
   <xs:simpleType name="WindingFirmness">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="WindingType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="WireAddOnType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="WireElementShape">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="WireGroupType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="WireLengthType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
   <xs:simpleType name="WireReceptionType">
      <xs:restriction base="xs:string"/>
   </xs:simpleType>
</xs:schema>
