class
IfcActuator
IfcAirTerminal
IfcAirTerminalBox
IfcAirToAirHeatRecovery
IfcAlarm
IfcAudioVisualAppliance
IfcBoiler
IfcBurner
IfcCableCarrierFitting
IfcCableCarrierSegment
IfcCableFitting
IfcCableSegment
IfcChiller
IfcCoil
IfcCommunicationsAppliance
IfcCompressor
IfcCondenser
IfcController
IfcCooledBeam
IfcCoolingTower
IfcDamper
IfcDistributionChamberElement
IfcDistributionControlElement
IfcDistributionFlowElement
IfcDuctFitting
IfcDuctSegment
IfcDuctSilencer
IfcElectricAppliance
IfcElectricDistributionBoard
IfcElectricFlowStorageDevice
IfcElectricGenerator
IfcElectricMotor
IfcElectricTimeControl
IfcEnergyConversionDevice
IfcEngine
IfcEvaporativeCooler
IfcEvaporator
IfcFan
IfcFilter
IfcFireSuppressionTerminal
IfcFlowController
IfcFlowFitting
IfcFlowInstrument
IfcFlowMeter
IfcFlowMovingDevice
IfcFlowSegment
IfcFlowStorageDevice
IfcFlowTerminal
IfcFlowTreatmentDevice
IfcHeatExchanger
IfcHumidifier
IfcInterceptor
IfcJunctionBox
IfcLamp
IfcLightFixture
IfcMedicalDevice
IfcMotorConnection
IfcOutlet
IfcPipeFitting
IfcPipeSegment
IfcProtectiveDevice
IfcProtectiveDeviceTrippingUnit
IfcPump
IfcSanitaryTerminal
IfcSensor
IfcSolarDevice
IfcSpaceHeater
IfcStackTerminal
IfcSwitchingDevice
IfcTank
IfcTransformer
IfcTubeBundle
IfcUnitaryControlElement
IfcUnitaryEquipment
IfcValve
IfcWasteTerminal