Distribution system occurrence attributes attached to an instance of IfcDistributionSystem.
|Name||Property Type||Data Type||Description|
Reference ID for this specified type in this project (e.g. type 'A-1'), Also referred to as "construction type". It should be provided as an alternative to the name of the "object type", if the software does not support object types and no classification reference to a recognized classification system used.
E.g. 'WWS/VS1', which indicates the system to be WWS, subsystems VSI/400.