Defined in File Ifc4.h
IfcSystem: public Ifc4::IfcGroup¶
Definition from IAI: Organized combination of related parts within an AEC product, composed for a common purpose or function or to provide a service. System is essentially a functionally related aggregation of products. The grouping relationship to one or several instances of IfcProduct (the system members) is handled by IfcRelAssignsToGroup.
NOTE: The use of IfcSystem often applies to the representation of building services related systems, such as the piping system, cold water system, etc. Members within such a system may or may not be connected using the connectivity related entities (e.g. through IfcPort).
HISTORY: New entity in IFC Release 1.0