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;