MEPSystemClassification Enumeration


MEPSystem Classification Enumeration

This enumeration is used to classify MEP connectors and systems and drives certain behavior for a particular system type

Namespace: Autodesk.Revit.DB
Assembly: RevitAPI (in RevitAPI.dll) Version: 25.3.0.0 (25.3.0.0)
Syntax
public enum MEPSystemClassification
Members
Member name Value Description
CableTrayConduit 32 Indicates the default type for cable trays and conduits
Communication 14 An electrical circuit classified as communication
CondensateDrain 15 Reserved for future use
Controls 13 An electrical circuit classified as controls
DataCircuit 5 An electrical data circuit
DomesticColdWater 20 A cold water piping system
DomesticHotWater 19 A hot water piping system
ExhaustAir 3 Obsolete classification not used anymore
FireAlarm 11 An electrical fire alarm circuit
FireProtectDry 24 A dry fire protection system
FireProtectOther 26 A user defined fire protection system
FireProtectPreaction 25 A preaction fire protection system
FireProtectWet 23 A wet fire protection system
Fitting 28 Reserved for application usage, used for UI filtering in Family Editor
Global 29 Reserved for application usage, used for UI filtering in Family Editor
NurseCall 12 An electrical circuit classified as nurse call
OtherAir 4 An user classified air duct system
OtherPipe 22 An user classified piping system
PowerBalanced 30 Equivalent with PowerCircuit
PowerCircuit 6 An electrical circuit
PowerUnBalanced 31 Equivalent with PowerCircuit
Recirculation 21 Reserved for future use
ReturnAir 2 A return air duct system
ReturnHydronic 8 A hydronic return piping system
Sanitary 16 A sanitary piping system
Security 10 An electrical security circuit
Storm 18 Reserved for future use
SupplyAir 1 A supply air duct system
SupplyHydronic 7 A hydronic supply piping system
SwitchTopology 27 An electrical switch system
Telephone 9 An electrical circuit classified as telephone
UndefinedSystemClassification 0 A system classification not yet defined
Vent 17 A piping ventilation system
See Also