Type d'élément de chambre de distribution
Schacht / Graben / Revisionsschacht - Typ

The distribution flow element type IfcDistributionChamberElementType defines commonly shared information for occurrences of distribution chamber elements. The set of shared information may include:

It is used to define a distribution chamber element type specification indicating the specific product information that is common to all occurrences of that product type. The IfcDistributionChamberElementType may be declared within IfcProject or IfcProjectLibrary using IfcRelDeclares and may be exchanged with or without occurrences of the type. Occurrences of IfcDistributionChamberElementType are represented by instances of IfcDistributionChamberElement. Refer to the documentation at IfcDistributionChamberElement for supported property sets, materials, composition, and ports.

HISTORY  New entity in IFC2x2.

XSD Specification:

 <xs:element name="IfcDistributionChamberElementType" type="ifc:IfcDistributionChamberElementType" substitutionGroup="ifc:IfcDistributionFlowElementType" nillable="true"/>
 <xs:complexType name="IfcDistributionChamberElementType">
   <xs:extension base="ifc:IfcDistributionFlowElementType">
    <xs:attribute name="PredefinedType" type="ifc:IfcDistributionChamberElementTypeEnum" use="optional"/>

EXPRESS Specification:

ENTITY IfcDistributionChamberElementType
SUBTYPE OF IfcDistributionFlowElementType;
PredefinedType : IfcDistributionChamberElementTypeEnum;
CorrectPredefinedType : (PredefinedType <> IfcDistributionChamberElementTypeEnum.USERDEFINED) OR ((PredefinedType = IfcDistributionChamberElementTypeEnum.USERDEFINED) AND EXISTS(SELF\IfcElementType.ElementType));

Link to EXPRESS-G diagram EXPRESS-G diagram

Attribute Definitions:

PredefinedType : Predefined types of distribution chambers.

Inheritance Graph:

ENTITY IfcDistributionChamberElementType
GlobalId : IfcGloballyUniqueId;
OwnerHistory : OPTIONAL IfcOwnerHistory;
Name : OPTIONAL IfcLabel;
Description : OPTIONAL IfcText;
ENTITY IfcObjectDefinition
HasAssignments : SET OF IfcRelAssigns FOR RelatedObjects;
Nests : SET [0:1] OF IfcRelNests FOR RelatedObjects;
IsNestedBy : SET OF IfcRelNests FOR RelatingObject;
HasContext : SET [0:1] OF IfcRelDeclares FOR RelatedDefinitions;
IsDecomposedBy : SET OF IfcRelAggregates FOR RelatingObject;
Decomposes : SET [0:1] OF IfcRelAggregates FOR RelatedObjects;
HasAssociations : SET OF IfcRelAssociates FOR RelatedObjects;
ENTITY IfcTypeObject
ApplicableOccurrence : OPTIONAL IfcIdentifier;
HasPropertySets : OPTIONAL SET [1:?] OF IfcPropertySetDefinition;
Types : SET [0:1] OF IfcRelDefinesByType FOR RelatingType;
ENTITY IfcTypeProduct
RepresentationMaps : OPTIONAL LIST [1:?] OF UNIQUE IfcRepresentationMap;
Tag : OPTIONAL IfcLabel;
ReferencedBy : SET OF IfcRelAssignsToProduct FOR RelatingProduct;
ENTITY IfcElementType
ElementType : OPTIONAL IfcLabel;
ENTITY IfcDistributionElementType
ENTITY IfcDistributionFlowElementType
ENTITY IfcDistributionChamberElementType
PredefinedType : IfcDistributionChamberElementTypeEnum;

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