IFC 4.3.0.0 (IFC4X3) final

7.4.4.72 Pset_SwitchingDeviceTypeEmergencyStop

7.4.4.72.1 Semantic definition

An emergency stop device acts to remove as quickly as possible any danger that may have arisen unexpectedly.

7.4.4.72.2 Applicable entities

7.4.4.72.3 Properties

Name Property Type Data Type Description
SwitchOperation IfcPropertyEnumeratedValue PEnum_SwitchingDeviceEmergencyStopType

Indicates operation of emergency stop switch.

NumberOfPhases IfcPropertySingleValue IfcCountMeasure

Number of phases that the equipment operates on.

ReferenceEnvironmentTemperature IfcPropertyBoundedValue IfcThermodynamicTemperatureMeasure

Ideal temperature range.

BreakingCapacity IfcPropertySingleValue IfcElectricCurrentMeasure

The current that a fuse, circuit breaker, or other electrical apparatus is able to interrupt without being destroyed or causing an electric arc with unacceptable duration.

NumberOfEarthFaultRelays IfcPropertySingleValue IfcCountMeasure

Indicates the number of relays used for preventing earth fault.

NumberOfEmergencyButtons IfcPropertySingleValue IfcCountMeasure

The number of emergency buttons built in the device.

NumberOfRelays IfcPropertySingleValue IfcCountMeasure

Indicates number of relays built in the device.

NumberOfOverCurrentRelays IfcPropertySingleValue IfcCountMeasure

Indicates number of relays used for preventing over current.

NumberOfAffectedPoles IfcPropertySingleValue IfcCountMeasure

Number of poles that the equipment affects.

NominalCurrent IfcPropertySingleValue IfcElectricCurrentMeasure

The nominal current that is designed to be measured.

RatedFrequency IfcPropertySingleValue IfcFrequencyMeasure

Frequency of the AC electric power supply when the device or system reaches its optimum operating condition.

RatedVoltage IfcPropertyBoundedValue IfcElectricVoltageMeasure

The range of allowed voltage that a device is certified to handle. The upper bound of this value is the maximum.

TransformationRatio IfcPropertySingleValue IfcPositiveRatioMeasure

The ratio of the actual primary current or voltage to the actual secondary current or voltage.

Table 7.4.4.72.A

7.4.4.72.4 Changelog

  • applicability, IfcSwitchingDeviceType/EMERGENCYSTOP
  • property, BreakingCapacity
  • property, NominalCurrent
  • property, NumberOfAffectedPoles
  • property, NumberOfEarthFaultRelays
  • property, NumberOfEmergencyButtons
  • property, NumberOfOverCurrentRelays
  • property, NumberOfPhases
  • property, NumberOfRelays
  • property, RatedFrequency
  • property, RatedVoltage
  • property, ReferenceEnvironmentTemperature
  • property, TransformationRatio