IfcJunctionBoxType

Definition from IAI: An IfcJunctionBoxType defines a particular type of junction box which is a housing inside which cables from electrical components are connected electrically.

HISTORY: New entity in IFC 2x2

Use Definitions

An IfcJunctionBoxType is a subtype of IfcFlowFittingType and provides for all forms of junction boxes.

Usage of IfcJunctionBoxType defines the parameters for one or more occurrences of IfcFlowFitting.

Property Set Use Definition:

There are no property sets currently defined for IfcJunctionBoxType.

Geometry Use Definitions

Representations of the type are defined as representation maps (at the level of the supertype IfcTypeProduct). These are assigned at the occurrence through the IfcShapeRepresentation.Item being an IfcMappedItem.

EXPRESS specification:

ENTITY IfcJunctionBoxType

SUBTYPE OF (

IfcFlowFittingType);

PredefinedType

IfcJunctionBoxTypeEnum;

END_ENTITY;

Attribute definitions:

PredefinedType

Identifies the predefined types of junction boxes from which the type required may be set.

Inheritance graph

ENTITY IfcJunctionBoxType;

ENTITY IfcRoot;

GlobalId

IfcGloballyUniqueId;

OwnerHistory

IfcOwnerHistory;

Name

OPTIONAL IfcLabel;

Description

OPTIONAL IfcText;

ENTITY IfcObjectDefinition;

INVERSE

HasAssignments

SET OF IfcRelAssigns FOR RelatedObjects;

IsDecomposedBy

SET OF IfcRelDecomposes FOR RelatingObject;

Decomposes

SET [0:1] OF IfcRelDecomposes FOR RelatedObjects;

HasAssociations

SET OF IfcRelAssociates FOR RelatedObjects;

ENTITY IfcTypeObject;

ApplicableOccurrence

OPTIONAL IfcLabel;

HasPropertySets

OPTIONAL SET [1:?] OF IfcPropertySetDefinition;

INVERSE

ObjectTypeOf

SET [0:1] OF IfcRelDefinesByType FOR RelatingType;

ENTITY IfcTypeProduct;

RepresentationMaps

OPTIONAL LIST [1:?] OF UNIQUE IfcRepresentationMap;

Tag

OPTIONAL IfcLabel;

ENTITY IfcElementType;

ElementType

OPTIONAL IfcLabel;

ENTITY IfcDistributionElementType;

ENTITY IfcDistributionFlowElementType;

ENTITY IfcFlowFittingType;

ENTITY IfcJunctionBoxType;

PredefinedType

IfcJunctionBoxTypeEnum;

END_ENTITY;