IFC 4.3.x development

7.5.2.15 IfcDuctSilencerTypeEnum

7.5.2.15.1 Semantic definitions at the entity

Enumeration defining the typical types of duct silencers.

HISTORY  New enumeration in IFC2x2.

Items

FLATOVAL

Flat-oval shaped duct silencer type.

RECTANGULAR

Rectangular shaped duct silencer type.

ROUND

Round duct silencer type.

USERDEFINED
NOTDEFINED

Undefined duct silencer type.

7.5.2.15.1 Formal representations

TYPE IfcDuctSilencerTypeEnum = ENUMERATION OF
	(FLATOVAL
	,RECTANGULAR
	,ROUND
	,USERDEFINED
	,NOTDEFINED);
END_TYPE;