- Pset_AirFilter
- Pset_AirHandler
- Pset_Boiler
- Pset_Chiller
- Pset_Coil
- Pset_Compressor
- Pset_Computer
- Pset_Convector
- Pset_CoolingTower
- Pset_Copier
- Pset_DistributionElementCommon
- Pset_ElectricalApplianceCommon
- Pset_EquipmentCommon
- Pset_Facsimile
- Pset_Fan
- Pset_FixtureElectricalCommon
- Pset_FixturePlumbingCommon
- Pset_Fluid
- Pset_FluidMover
- Pset_HeatExchanger
- Pset_Insulation
- Pset_Motor
- Pset_PackagedACUnit
- Pset_Printer
- Pset_Pump
- Pset_Telephone
- Pset_TubeBundle
- Pset_UnitHeater
- Pset_24HourSchedule
- Pset_AggregateLoadInformation
- Pset_AirSideSystemInformation
- Pset_ApplianceThermalProperties
- Pset_BoundaryThermalProperties
- Pset_FillerThermalProperties
- Pset_GlazingThermalProperties
- Pset_LightingThermalProperties
- Pset_LoadDesignCriteria
- Pset_Material
- Pset_OutsideDesignCriteria
- Pset_SiteWeatherData
- Pset_SpaceElementInformation
Apparatus used to remove particulate or gaseous matter from air. This property set is typically used in conjunction with another piece of equipment, such as an AirHandler or PackagedACUnit
Attribute / Relation
Definition
Data or Rel. Type
Min.
Max.
Default.
CommonEquipmentProperties
Reference to the 'parent' SharedPropertySet (Pset_EquipmentCommon). Contains the shared values for this type -- of properties that are stored for all types of equipment.
IfcPropertySet (Pset_EquipmentCommon)
n/a
n/a
n/a
MaximumAirFlowrate
Maximum listed air flow rate of the filter based on the manufacturer. Note that rating filters is varied and not exact per ASHRAE S-24.5.
IfcObjectReference (IfcVolumetricFlowrateMeasure)
see type
see type
0
Efficiency
Efficiency of the air filter at the MaximumAirFlowrate per ASHRAE Systems and Equipment Handbook 1996 S-24.5, Figure 3.
IfcObjectReference (IfcPercentMeasure)
see type
see type
0
CleanPressureDrop
Pressure drop at the MaximumAirFlowrate across the filter when the filter is new per ASHRAE Standard 52.1.
IfcObjectReference (IfcPressureMeasure)
see type
see type
0
DirtyPressureDrop
Pressure drop at the MaximumAirFlowrate across the filter when the filter needs replacement per ASHRAE Standard 52.1.
IfcObjectReference (IfcPressureMeasure)
see type
see type
0
Equipment which modifies the psychrometric properties of a controlled air stream. It typically consists of an arrangement of Fans, Coils and AirFilters
Attribute / Relation
Definition
Data or Rel. Type
Min.
Max.
Default.
CommonEquipmentProperties
Reference to the 'parent' SharedPropertySet (Pset_EquipmentCommon). Contains the shared values for this type -- of properties that are stored for all types of equipment.
IfcPropertySet (Pset_EquipmentCommon)
n/a
n/a
n/a
AirHandlerConstructionEnum
Reference to enumeration property set Pset_AirHandlerConstructionEnum. This enumeration defines how the air handler might be fabricated.
ENUMERATION OF (ManufacturedItem, ConstructedOnSite, Other, NotKnown, Unset)
n/a
n/a
n/a
AirHandlerConstructionIndex
Index into the enumeration property set Pset_AirHandlerConstructionEnum
1
N
1
AirHandlerFanCoilArrangementEnum
Reference to enumeration property set Pset_AirHandlerFanCoilArrangementEnum. This enumeration defines the arrangement of the supply air fan and the cooling coil.
ENUMERATION OF (BlowThrough, DrawThrough, Other, NotKnown, Unset)
n/a
n/a
n/a
AirHandlerFanCoilArrangementIndex
Index into the enumeration property set Pset_AirHandlerFanCoilArrangementEnum
1
N
1
DualDeck
Does the AirHandler have a dual deck? TRUE = Yes, FALSE = No.
FALSE
TRUE
FALSE
Fans
Bag of one or more references to an IfcEquipment object of type Fan that defines the supply, return or exhaust air fan(s) that are used by the AirHandler
BAG [1:?] OF IfcObjectReference (IfcEquipment)
n/a
n/a
n/a
Coils
Bag of one or more references to an IfcEquipment object of type Coil that defines the coil(s) that are used by the AirHandler
BAG [1:?] OF IfcObjectReference (IfcEquipment)
n/a
n/a
n/a
AirFilters
Bag of one or more references to an IfcEquipment object of type AirFilter that defines the air filter(s) that are used by the AirHandler
BAG [0:?] OF IfcObjectReference (IfcEquipment)
n/a
n/a
n/a
Equipment which converts stored energy to heat which is added to a fluid; typically used to heat water. Note that this model does not currently accommodate boilers that utilize more than one input fuel source.
Attribute / Relation
Definition
Data or Rel. Type
Min.
Max.
Default.
CommonEquipmentProperties
Reference to the 'parent' SharedPropertySet (Pset_EquipmentCommon). Contains the shared values for this type -- of properties that are stored for all types of equipment.
IfcPropertySet (Pset_EquipmentCommon)
n/a
n/a
n/a
BoilerTypeEnum
Reference to enumeration property set Pset_BoilerTypeEnum. This enumeration defines boiler types by heat transfer medium.
ENUMERATION OF (HotWater, GasFired, Steam, Other, NotKnown, Unset)
n/a
n/a
n/a
BoilerTypeIndex
Index into the enumeration property set Pset_BoilerTypeEnum
1
N
1
HeatOutput
Total nominal boiler heat output as listed by the Boiler manufacturer.
IfcObjectReference (IfcPowerMeasure)
see type
see type
0
PressureRating
Nominal pressure rating of the boiler as rated by ASME Boiler and Pressure Vessel Code Section IV, Rules for Construction of Heating Boilers, and Section I, Rules for Construction of Power Boilers.
IfcObjectReference (IfcPressureMeasure)
see type
see type
0
ThermalEfficiency
Overall energy efficiency of the boiler at full load conditions. Overall Efficiency is defined as gross energy output (e.g., steam or water leaving the boiler) divided by the energy input.
IfcObjectReference (IfcPercentMeasure)
see type
see type
0
TubeBundle
Reference to an IfcEquipment object of type TubeBundle which cointains information about the Boiler's TubeBundle
IfcObjectReference (IfcEquipment)
n/a
n/a
n/a
EnergySourceEnum
Reference to enumeration property set Pset_EnergySourceEnum. This enumeration identifies the primary energy source the boiler is using.
ENUMERATION OF (Electricity, NaturalGas, Oil, LiquifiedPetroleumGas, Propane, Steam, Other, NotKnown, Unset)
n/a
n/a
n/a
EnergySourceIndex
Index into the enumeration property set Pset_EnergySourceEnum
1
N
1
EnergyInputRate
Nominal fuel consumption rate required to produce the total boiler heat output
IfcObjectReference (IfcVolumetricFlowrateMeasure)
see type
see type
0
Equipment used to implement a refrigeration cycle for cooling a fluid
Attribute / Relation
Definition
Data or Rel. Type
Min.
Max.
Default.
CommonEquipmentProperties
Reference to the 'parent' SharedPropertySet (Pset_EquipmentCommon). Contains the shared values for this type -- of properties that are stored for all types of equipment.
IfcPropertySet (Pset_EquipmentCommon)
n/a
n/a
n/a
ChillerTypeEnum
Reference to enumeration property set Pset_ChillerTypeEnum. This enumeration defines the typical types of chillers (e.g., air-cooled, water-cooled, etc.)
ENUMERATION OF (AirCooled, WaterCooled, HeatRecovery, Other, NotKnown, Unset)
n/a
n/a
n/a
ChillerTypeIndex
Index into the enumeration property set Pset_ChillerTypeEnum
1
N
1
NominalCoolingCapacity
Nominal cooling capacity of chiller at standardized conditions per ARI Standards 550-92, Centrifugal and Rotary Screw Water-Chilling Packages, and ARI Standards 590-92, Positive Displacement Compressor
IfcObjectReference (IfcPowerMeasure)
see type
see type
0
ThermalEfficiency
Coeficient of Performance defined as the ratio of cooling energy output to energy input under full load operating conditions per ARI Standards 550-92, Centrifugal and Rotary Screw Water-Chilling Packages, and ARI Standards 590-92, Positive Displacement C
see type
see type
0
Refrigerant
Reference to Pset_Fluid property set for information about the properties of the refrigerant used by the Chiller.
IfcPropertySet (Pset_Fluid)
n/a
n/a
n/a
Compressors
Bag of references to IfcEquipment objects of type Compressor that are used by the Chiller to perform work on the refrigerant.
BAG [0:?] OF IfcObjectReference (IfcEquipment)
n/a
n/a
n/a
Evaporator
Reference to an IfcEquipment object of type TubeBundle which cointains information about the Evaporator TubeBundle
IfcObjectReference (IfcEquipment)
n/a
n/a
n/a
Condensor
Reference to an IfcEquipment object of type TubeBundle which cointains information about the Condenser TubeBundle
IfcObjectReference (IfcEquipment)
n/a
n/a
n/a
Equipment used to provide heat transfer between non-mixing media. This is typically used in conjunction with an AirHandler or PackagedACUnit and uses a TubeBundle
Attribute / Relation
Definition
Data or Rel. Type
Min.
Max.
Default.
CommonEquipmentProperties
Reference to the 'parent' SharedPropertySet (Pset_EquipmentCommon). Contains the shared values for this type -- of properties that are stored for all types of equipment.
IfcPropertySet (Pset_EquipmentCommon)
n/a
n/a
n/a
CoilTypeEnum
Reference to enumeration property set Pset_CoilTypeEnum. This enumeration defines typical types of coils (e.g., Cooling, Heating, etc.)
ENUMERATION OF (PreCooling, Cooling, ReCooling, PreHeating, Heating, ReHeating, Other, NotKnown, Unset)
n/a
n/a
n/a
CoilTypeIndex
Index into the enumeration property set Pset_CoilTypeEnum
1
N
1
HeatTransferRate
Rate at which energy is transferred from one mediium to another
IfcObjectReference (IfcPowerMeasure)
see type
see type
0
TubeBundle
Reference to an IfcEquipment object of type TubeBundle which cointains information about the Coil TubeBundle
IfcObjectReference (IfcEquipment)
n/a
n/a
n/a
NumberOfRows
Number of tube rows in the coil assembly
see type
see type
1
TubeFlowArrangement
The configuration of flow through coil tubes
see type
see type
empty string
FinMaterial
Reference to a material used to construct the fins on a coil tube
IfcObjectReference (IfcMaterial)
n/a
n/a
n/a
FinSpacing
Interval between the fins on a coil tube
see type
see type
0
BypassFactor
Coil bypass factor
IfcObjectReference (IfcPercentMeasure)
see type
see type
0
FaceVelocity
Air velocity through coil face
IfcObjectReference (IfcLinearVelocityMeasure)
see type
see type
0
Equipment that compresses a fluid typically used in a refrigeration circuit
Attribute / Relation
Definition
Data or Rel. Type
Min.
Max.
Default.
CommonEquipmentProperties
Reference to the 'parent' SharedPropertySet (Pset_EquipmentCommon). Contains the shared values for this type -- of properties that are stored for all types of equipment.
IfcPropertySet (Pset_EquipmentCommon)
n/a
n/a
n/a
CompressorTypeEnum
Reference to enumeration property set Pset_CompressorTypeEnum. This enumeration defines the typical types of compressors (e.g., hermetic, reciprocating, etc.)
ENUMERATION OF (Hermetic, Reciprocating, Screw, Other, NotKnown, Unset)
n/a
n/a
n/a
CompressorTypeIndex
Index into the enumeration property set Pset_CompressorTypeEnum
1
N
1
NominalCapacity
Nominal capacity of the compressor at standard conditions
IfcObjectReference (IfcPowerMeasure)
see type
see type
0
ThermalEfficiency
Energy efficiency of compressor at standard operating conditions
IfcObjectReference (IfcPercentMeasure)
see type
see type
0
Refrigerant
Reference to Pset_Fluid property set for information about the properties of the refrigerant used in the compressor
IfcPropertySet (Pset_Fluid)
n/a
n/a
n/a
HotGasBypass
Whether or not hot gas bypass is provided for the compressor. TRUE = Yes, FALSE = No.
FALSE
TRUE
FALSE
Motor
Reference to an IfcEquipment object of type Motor which cointains information about the Compressor Motor.
IfcObjectReference (IfcEquipment)
n/a
n/a
n/a
Attribute / Relation
Definition
Data or Rel. Type
Min.
Max.
Default.
CommonElectricalApplianceProperties
Reference to the 'parent' SharedPropertySet (Pset_ElectricalApplianceCommon). Contains the shared values for this type -- properties that are stored for all types of ElectricalAppliances.
IfcPropertySet (Pset_ElectricalApplianceCommon)
n/a
n/a
n/a
Equipment which adds heat to a space utilizing natural convection
Attribute / Relation
Definition
Data or Rel. Type
Min.
Max.
Default.
CommonEquipmentProperties
Reference to the 'parent' SharedPropertySet (Pset_EquipmentCommon). Contains the shared values for this type -- of properties that are stored for all types of equipment.
IfcPropertySet (Pset_EquipmentCommon)
n/a
n/a
n/a
Length
Nominal length of convector
see type
see type
0
HeatOutput
Nominal heat transfer rate of convector
IfcObjectReference (IfcPowerMeasure)
see type
see type
0
FinConstruction
Material used for construction of convector tube fin
see type
see type
empty string
FinSize
Size of tube fins
see type
see type
0
FinSpacing
Interval between tube fins
see type
see type
0
EnclosureType
Nominal type of enclosure around convector
see type
see type
empty string
EnclosureConfiguration
Configuration of enclosure around convector
see type
see type
empty string
Equipment which rejects heat to ambient air.
Attribute / Relation
Definition
Data or Rel. Type
Min.
Max.
Default.
CommonEquipmentProperties
Reference to the 'parent' SharedPropertySet (Pset_EquipmentCommon). Contains the shared values for this type -- of properties that are stored for all types of equipment.
IfcPropertySet (Pset_EquipmentCommon)
n/a
n/a
n/a
CoolingTowerTypeEnum
Reference to enumeration property set Pset_CoolingTowerTypeEnum. This enumeration defines the typical types of cooling towers (e.g., OpenTower, ClosedTower, CrossFlow, etc.).
ENUMERATION OF (OpenTower, ClosedTower, WoodFill, Ceramic, CrossFlow, Other, NotKnown, Unset)
n/a
n/a
n/a
CoolingTowerTypeIndex
Index into the enumeration property set Pset_CoolingTowerTypeEnum
1
N
1
DesignWetBulbTemperature
Ambient wet bulb temperature used for selecting the cooling tower
see type
see type
0
DesignDryBulbTemperature
Ambient dry bulb temperature used for selecting the cooling tower
see type
see type
0
DesignEnteringWaterTemperature
Temperature of liquid entering the cooling tower
see type
see type
0
DesignLeavingWaterTemperature
Temperature of liquid leaving the cooling tower
see type
see type
0
WaterFlowRate
Design liquid flow rate through the cooling tower
IfcObjectReference (IfcVolumetricFlowrateMeasure)
see type
see type
0
AirFlowRate
Air flow rate through the cooling tower
IfcObjectReference (IfcVolumetricFlowrateMeasure)
see type
see type
0
Fans
Bag of one or more references to an IfcEquipment object of type Fan that defines properties of any fan(s) that are used by the CoolingTower.
BAG [0:?] OF IfcObjectReference (IfcEquipment)
n/a
n/a
n/a
Attribute / Relation
Definition
Data or Rel. Type
Min.
Max.
Default.
CommonElectricalApplianceProperties
Reference to the 'parent' SharedPropertySet (Pset_ElectricalApplianceCommon). Contains the shared values for this type -- properties that are stored for all types of ElectricalAppliances.
IfcPropertySet (Pset_ElectricalApplianceCommon)
n/a
n/a
n/a
Attribute / Relation
Definition
Data or Rel. Type
Min.
Max.
Default.
Description
Description of this distribution element type. Note: name is included in the TypeDefinition.
see type
see type
empty string
Attribute / Relation
Definition
Data or Rel. Type
Min.
Max.
Default.
Description
String description of the configuration for this appliance type. Note: name is included in the TypeDefinition.
see type
see type
empty string
AssetInformation
Reference to an OccurrencePropertySet (Pset_Asset) containing Information about this asset. This property set will be attached to the subject object - in the list of OccurrencePropertysets defined in the IfcObject supertype.
IfcPropertySet (Pset_Asset)
n/a
n/a
n/a
ManufactureInformation
Reference to property set Pset_ManufactureInformation, which defines information about the manufacture of this appliance.
IfcPropertySet (Pset_ManufactureInformation)
n/a
n/a
n/a
ElectricalCharacteristics
Reference to an OccurrencePropertySet (Pset_ElectricalCharacteristics) containing information about the electrical requirements for this Electrical Appliance. This property set will be attached to the subject object - in the list of OccurrencePropertysets defined in the IfcObject supertype.
IfcPropertySet (Pset_ElectricalCharacteristics)
n/a
n/a
n/a
ElementMaintenance
Reference to an OccurrencePropertySet (Pset_ElementMaintenance) containing information about the condition and maintenance of this appliance. This property set will be attached to the subject object - in the list of OccurrencePropertysets defined in the IfcObject supertype.
IfcPropertySet (Pset_ElementMaintenance)
n/a
n/a
n/a
Properties common to all Equipment types
Attribute / Relation
Definition
Data or Rel. Type
Min.
Max.
Default.
Description
String description of the configuration for this equipment type. Note: name is included in the TypeDefinition.
see type
see type
empty string
OccurenceInformation
Reference to an OccurrencePropertySet (Pset_EquipmentOccurrence) containing information stored for all types of equipment. This property set will be attached to the subject object - in the list of OccurrencePropertysets defined in the IfcObject supertype.
IfcObjectReference (Pset_EquipmentOccurrence)
n/a
n/a
n/a
ManufactureInformation
Reference to property set Pset_ManufactureInformation, which defines information about the manufacture of this equipment.
IfcPropertySet (Pset_ManufactureInformation)
n/a
n/a
n/a
AccessSpace
Reference to an OccurrencePropertySet (Pset_ElementAccess) containing information describing access space required for this equipment. This property set will be attached to the subject object - in the list of OccurrencePropertysets defined in the IfcObject supertype.
IfcPropertySet (Pset_ElementAccess)
n/a
n/a
n/a
ElementMaintenance
Reference to an OccurrencePropertySet (Pset_ElementMaintenance) containing information about the condition and maintenance of this equipment. This property set will be attached to the subject object - in the list of OccurrencePropertysets defined in the IfcObject supertype.
IfcPropertySet (Pset_ElementMaintenance)
n/a
n/a
n/a
ElectricalCharacteristics
Reference to an OccurrencePropertySet (Pset_ElectricalCharacteristics) containing information about the electrical requirements for this equipment. This property set will be attached to the subject object - in the list of OccurrencePropertysets defined in the IfcObject supertype.
IfcPropertySet (Pset_ElectricalCharacteristics)
n/a
n/a
n/a
Attribute / Relation
Definition
Data or Rel. Type
Min.
Max.
Default.
CommonElectricalApplianceProperties
Reference to the 'parent' SharedPropertySet (Pset_ElectricalApplianceCommon). Contains the shared values for this type -- properties that are stored for all types of ElectricalAppliances.
IfcPropertySet (Pset_ElectricalApplianceCommon)
n/a
n/a
n/a
FluidMover which imparts mechanical work on a gas
Attribute / Relation
Definition
Data or Rel. Type
Min.
Max.
Default.
CommonEquipmentProperties
Reference to the 'parent' SharedPropertySet (Pset_EquipmentCommon). Contains the shared values for this type -- of properties that are stored for all types of equipment.
IfcPropertySet (Pset_EquipmentCommon)
n/a
n/a
n/a
FanFunctionEnum
Reference to enumeration property set Pset_FanFunctionEnum. This enumeration defines the basic flow function that the fan performs (e.g., supply, return, exhaust, etc.).
ENUMERATION OF (Supply, Return, Exhaust, Other, NotKnown, Unset)
n/a
n/a
n/a
FanFunctionIndex
Index into the enumeration property set Pset_FanFunctionEnum
1
N
1
FluidMover
Reference to the Pset_FluidMover property set which contains fluid flow characteristics for the fan
IfcPropertySet (Pset_FluidMover)
n/a
n/a
n/a
StaticPressure
The static amount of pressure within the air stream system that the fan must overcome to insure designed circulation of air (Note that this is different from the total pressure contained in IfcFluidMover)
IfcObjectReference (IfcPressureMeasure)
see type
see type
0
FanPressureClassEnum
Reference to enumeration property set Pset_FanPressureClassEnum. This enumeration defines the Pressure Class of the fan used for identifying the thickness and types of materials required for the construction of the fan assembly.
ENUMERATION OF (Class1, Class2, Class3, Class4, Other, NotKnown, Unset)
n/a
n/a
n/a
FanPressureClassIndex
Index into the enumeration property set Pset_FanPressureClassEnum
1
N
1
MinimumTemperature
The minimum design temperature of the air passing through the fan
see type
see type
0
MaximumTemperature
The maximum design temperature of the air passing through the fan
see type
see type
0
FanWheelTypeEnum
Reference to enumeration property set Pset_FanWheelTypeEnum. This enumeration defines the types of wheels typically utilized in fans.
ENUMERATION OF (ForwardCurved, BackwardCurved, AirFoil, Propeller,VaneAxial, Plug, Other, NotKnown, Unset)
n/a
n/a
n/a
FanWheelTypeIndex
Index into the enumeration property set Pset_FanWheelTypeEnum
1
N
1
WheelConstruction
The material used to construct the fan wheel
IfcObjectReference (IfcMaterial)
n/a
n/a
n/a
WheelTipSpeed
The linear speed of the tip of the fan blade furthest from the shaft
IfcObjectReference (IfcLinearVelocityMeasure)
see type
see type
0
HousingConstruction
The material used to construct the fan housing
IfcObjectReference (IfcMaterial)
n/a
n/a
n/a
DischargeVelocity
The speed at which air discharges from the fan through the fan housing discharge opening
IfcObjectReference (IfcLinearVelocityMeasure)
see type
see type
0
DischargePressureLoss
Fan discharge pressure losses associated with the discharge arrangement
IfcObjectReference (IfcPressureMeasure)
see type
see type
0
FanDischargeEnum
Reference to enumeration property set Pset_FanDischargeEnum. This enumeration identifies the types of discharge arrangements from the fan housing discharge opening, which is used to determine the DischargePressureLoss
ENUMERATION OF (Duct, Screen, None, Other, NotKnown, Unset)
n/a
n/a
n/a
FanDischargetIndex
Index into the enumeration property set Pset_FanDischargeEnum
1
N
1
FanArrangementEnum
Reference to enumeration property set Pset_FanArrangementEnum. This enumeration identifies the types of fan arrangements for centrifugal fans.
ENUMERATION OF (TopHorizontal, TopAngularDown, DownBlast, BottomAngularDown, BottomHorizontal, BottomAngularUp, UpBlast, TopAngularUp, Other, NotKnown, Unset)
n/a
n/a
n/a
FanArrangementIndex
Index into the enumeration property set Pset_FanArrangementEnum
1
N
1
FanRotationEnum
Reference to enumeration property set Pset_FanRotationEnum. This enumeration defines the types of fan rotation for centrifugal fans.
ENUMERATION OF (Clockwise, CounterClockwise, Other, NotKnown, Unset)
n/a
n/a
n/a
FanRotationIndex
Index into the enumeration property set Pset_FanRotationEnum
1
N
1
FanDriveArrangementEnum
Reference to enumeration property set Pset_FanDriveArrangementEnum. This enumeration defines the fan and motor drive arrangement as defined by AMCA.
ENUMERATION OF (Type1, Type2, Type3, Type4, Type5, Type6, Type7, Type8, Type9, Other, NotKnown, Unset)
n/a
n/a
n/a
FanDriveArrangementIndex
Index into the enumeration property set Pset_FanDriveArrangementEnum
1
N
1
DrivePowerLoss
Fan drive power losses associated with the type of connection between the motor and the fan wheel
IfcObjectReference (IfcPowerMeasure)
see type
see type
0
FanDriveTypeEnum
Reference to enumeration property set Pset_FanDriveTypeEnum. This enumeration identifies the type of connection between the motor shaft and the fan wheel.
ENUMERATION OF (DirectDrive, BeltDrive, Coupling, Other, NotKnown, Unset)
n/a
n/a
n/a
FanDriveTypeIndex
Index into the enumeration property set Pset_FanDriveTypeEnum
1
N
1
DriveInAirstream
Boolean value to identify if the fan drive is in the airstream. TRUE = Yes, FALSE = No.
FALSE
TRUE
FALSE
FanMountingTypeEnum
Reference to enumeration property set Pset_FanMountingTypeEnum. This enumeration identifies different methods of mounting a fan in a building.
ENUMERATION OF (ManufacturedCurb, FieldErectedCurb, ConcretePad, Suspended, Other, NotKnown, Unset)
n/a
n/a
n/a
FanMountingTypeIndex
Index into the enumeration property set Pset_FanMountingTypeEnum
1
N
1
SoundPowerLevel
List of Sound levels for the different octave bands expressed in Decibles per ARI Standard 270-84
LIST [0:?] OF IfcReal
see type
see type
0
Motor
Reference to an IfcEquipment object of type Motor which cointains information about the Fan Motor.
IfcObjectReference (IfcEquipment)
n/a
n/a
n/a
Attribute / Relation
Definition
Data or Rel. Type
Min.
Max.
Default.
Description
Description of this fixture type. Note: name is included in the TypeDefinition.
see type
see type
empty string
ElectricalCharacteristics
Reference to an OccurrencePropertySet (Pset_ElectricalCharacteristics) containing information about the electrical requirements for this fixture. This property set will be attached to the subject object - in the list of OccurrencePropertysets defined in the IfcObject supertype.
IfcPropertySet (Pset_ElectricalCharacteristics)
n/a
n/a
n/a
Attribute / Relation
Definition
Data or Rel. Type
Min.
Max.
Default.
Description
Description of this fixture type. Note: name is included in the TypeDefinition.
see type
see type
empty string
CleanWaterSystem
Boolean value to identify if this is a component in the clean water system (water supply). If the value is FALSE, then it is assumed to be a component in the waste water system.
FALSE
TRUE
TRUE
A fluid typically utilized within HVAC systems
Attribute / Relation
Definition
Data or Rel. Type
Min.
Max.
Default.
Name
The name of the fluid
see type
see type
empty string
Description
A description of the fluid
see type
see type
empty string
BoilingPoint
The boiling point of the fluid
see type
see type
0
FreezingPoint
The freezing point of the fluid
see type
see type
0
Density
The density of the fluid
IfcObjectReference (IfcMassDensityMeasure)
see type
see type
0
Viscosity
The viscosity of the fluid
IfcObjectReference (IfcDynamicViscosityMeasure)
see type
see type
0
HeatCapacity
The heat capacity of the fluid
IfcObjectReference (IfcHeatCapacityMeasure)
see type
see type
0
LatentHeat
The latent heat of the fluid
IfcObjectReference (IfcLatentHeatMeasure)
see type
see type
0
A fluid mover is equipment that imparts mechanical work on a fluid (e.g., pump, fan)
Attribute / Relation
Definition
Data or Rel. Type
Min.
Max.
Default.
Fluid
Reference to the Pset_Fluid property set which contains information about the fluid
IfcPropertySet (Pset_Fluid)
n/a
n/a
n/a
FluidFlowrate
Nominal fluid flow rate
IfcObjectReference (IfcVolumetricFlowrateMeasure)
see type
see type
0
WorkingPressure
Working total pressure differential
IfcObjectReference (IfcPressureMeasure)
see type
see type
0
OperatingEfficiency
Operating efficiency of the fluid mover at the design flow rate
IfcObjectReference (IfcPercentMeasure)
see type
see type
0
MinimumEfficiency
Minimum efficiency of the fluid mover throughout the operating range
IfcObjectReference (IfcPercentMeasure)
see type
see type
0
OperatingPower
Power input at rated performance
IfcObjectReference (IfcPowerMeasure)
see type
see type
0
MaximumPower
Maximum power input
IfcObjectReference (IfcPowerMeasure)
see type
see type
0
Speed
Rotational speed of the fluid mover.
IfcObjectReference (IfcRotationalFrequencyMeasure)
see type
see type
0
HeatTransferEquipment used to provide heat transfer between non-mixing media such as both plate and shell and tube heat exchangers
Attribute / Relation
Definition
Data or Rel. Type
Min.
Max.
Default.
CommonEquipmentProperties
Reference to the 'parent' SharedPropertySet (Pset_EquipmentCommon). Contains the shared values for this type -- of properties that are stored for all types of equipment.
IfcPropertySet (Pset_EquipmentCommon)
n/a
n/a
n/a
HeatExchangerTypeEnum
Reference to enumeration property set Pset_HeatExchangerTypeEnum. This enumeration identifies the basic types of heat exchangers (e.g., plate, shell and tube, etc.).
ENUMERATION OF (Plate, ShellAndTube, Other, NotKnown, Unset)
n/a
n/a
n/a
HeatExchangerTypeIndex
Index into the enumeration property set Pset_HeatExchangerTypeEnum
1
N
1
HeatExchangerArrangementEnum
Reference to enumeration property set Pset_HeatExchangerArrangementEnum. This enumeration identifies the basic flow arrangements for the heat exchanger (e.g., Counterflow, Crossflow, etc.).
ENUMERATION OF (CounterFlow, CrossFlow, ParallelFlow, MultiPass, Other, NotKnown, Unset)
n/a
n/a
n/a
HeatExchangerArrangementIndex
Index into the enumeration property set Pset_HeatExchangerArrangementEnum
1
N
1
HeatTransferRate
Rate at which energy is transferred from one mediium to another
IfcObjectReference (IfcPowerMeasure)
see type
see type
0
TubeBundle
Reference to an IfcEquipment object of type TubeBundle which cointains information about the Heat Exchanger TubeBundle
IfcObjectReference (IfcEquipment)
n/a
n/a
n/a
PlateMaterial
Referenct to a material used to construct the plates in a Plate Heat Exchanger
IfcObjectReference (IfcMaterial)
n/a
n/a
n/a
NumberOfPlates
Number of plates used for the plate and frame heat exchanger
see type
see type
0
Materials with low heat conductance
Attribute / Relation
Definition
Data or Rel. Type
Min.
Max.
Default.
InsulationTypeEnum
Reference to enumeration property set Pset_InsulationTypeEnum. This enumeration defines different types of insulation (i.e., InorganicFibrous, InorganicCellular, OrganicFibrous, OrganicCellular, etc.) as defined by ASHRAE 1997 Fundamenatals Section 22.2 Basic Materials.
ENUMERATION OF (InorganicFibrous, InorganicCellular, OrganicFibrous, OrganicCellular, Metallic,MetallizedOrganicReflectiveMembranes, Other, NotKnown, Unset)
n/a
n/a
n/a
InsulationTypeIndex
Index into the enumeration property set Pset_InsulationTypeEnum
1
N
1
Thickness
Insulation Thickness
see type
see type
0
Density
Insulation density
IfcObjectReference (IfcMassDensityMeasure)
see type
see type
0
SpecificHeat
Specific heat of the insulation
IfcObjectReference (IfcSpecificHeatMeasure)
see type
see type
0
JacketType
Jacket material type of the insulation
IfcObjectReference (IfcMaterial)
n/a
n/a
n/a
FlamabilityRating
Insulation flammability rating
see type
see type
empty string
ThermalResistance
Insulation thermal resistance or R-Value
IfcObjectReference (IfcThermalResistanceMeasure)
see type
see type
0
Equipment used to convert electrical power to rotational mechanical power
Attribute / Relation
Definition
Data or Rel. Type
Min.
Max.
Default.
CommonEquipmentProperties
Reference to the 'parent' SharedPropertySet (Pset_EquipmentCommon). Contains the shared values for this type -- of properties that are stored for all types of equipment.
IfcPropertySet (Pset_EquipmentCommon)
n/a
n/a
n/a
Speed
Rate of rotation of the motor shaft: a measurement of revolutions per period of time
IfcObjectReference (IfcRotationalFrequencyMeasure)
see type
see type
0
Efficiency
Elelctrical efficiency of the motorper NEMA Standards MG10 and MG11.
IfcObjectReference (IfcPercentMeasure)
see type
see type
0
PowerOutput
Nominal electrical power output of the motor per NEMA Standards MG10 and MG11.
IfcObjectReference (IfcPowerMeasure)
see type
see type
0
FrameConfiguration
Motor frame designation
see type
see type
empty string
InsulationRating
Nominal rating of the motor wiring insulation
see type
see type
empty string
MotorHousingEnum
Reference to enumeration property set Pset_MotorHousingEnum. This enumeration identifies whether the motor housing is sealed or open.
ENUMERATION OF (Sealed, Open, Other, NotKnown, Unset)
n/a
n/a
n/a
MotorHousingIndex
Index into the enumeration property set Pset_MotorHousingEnum
1
N
1
MotorWindingEnum
Reference to enumeration property set Pset_MotorWindingEnum. This enumeration identifyies the type of winding used for the motor.
ENUMERATION OF (Synchronous, Asynchronous, SeriesWound, ParallelWound, Other, NotKnown, Unset)
n/a
n/a
n/a
MotorWindingIndex
Index into the enumeration property set Pset_MotorWindingEnum
1
N
1
Equipment which utilizes an integral refrigeration cycle for cooling a fluid (typically air)
Attribute / Relation
Definition
Data or Rel. Type
Min.
Max.
Default.
CommonEquipmentProperties
Reference to the 'parent' SharedPropertySet (Pset_EquipmentCommon). Contains the shared values for this type -- of properties that are stored for all types of equipment.
IfcPropertySet (Pset_EquipmentCommon)
n/a
n/a
n/a
SensibleCoolingCapacity
Sensible cooling capacity of the PackagedACUnit per ARI Standards 210/240, 270, 275, 360, 340 and 365.
IfcObjectReference (IfcPowerMeasure)
see type
see type
0
LatentCoolingCapacity
Latent cooling capacity of the PackagedACUnit per ARI Standards 210/240, 270, 275, 360, 340 and 365.
IfcObjectReference (IfcPowerMeasure)
see type
see type
0
CoolingEfficiency
Coeficient of Performance: Ratio of cooling energy output to energy input under full load operating conditions per ARI Standards 210/240, 270, 275, 360, 340 and 365.
see type
see type
0
HeatingCapacity
Heating capacity of the PackagedACUnit per ARI Standards 210/240, 270, 275, 360, 340 and 365 for heat pumps, AFUE for fuel burning and NEMA for electric heat.
IfcObjectReference (IfcPowerMeasure)
see type
see type
0
HeatingEfficiency
Heating efficiency of the PackagedACUnit under full load heating conditions per ARI Standards 210/240, 270, 275, 360, 340 and 365 for heat pumps, AFUE for fuel burning and NEMA for electric heat.
see type
see type
0
Compressors
Bag of references to IfcEquipment objects of type Compressor that are used by the PackagedACUnit to perform work on the refrigerant.
BAG [0:?] OF IfcObjectReference (IfcEquipment)
n/a
n/a
n/a
CondenserFans
Bag of references to IfcEquipment object of type Fan which defines properties of the condenser fan(s) used by the PackagedACUnit.
BAG [0:?] OF IfcObjectReference (IfcEquipment)
n/a
n/a
n/a
CondenserFlowrate
Flow rate of fluid through the condenser per manufacturer's listing (if available)
IfcObjectReference (IfcVolumetricFlowrateMeasure)
see type
see type
0
CondenserEnteringTemperature
Temperature of fluid entering condenser per manufacturer's listing (if available)
see type
see type
0
CondenserLeavingTemperature
Termperature of fluid leaving condenser per manufacturer's listing (if available)
see type
see type
0
HeatingEnergySourceEnum
Reference to enumeration property set Pset_EnergySourceEnum. This enumeration identifies the primary energy source used for heating.
ENUMERATION OF (Electricity, NaturalGas, Oil, LiquifiedPetroleumGas, Propane, Steam, Other, NotKnown, Unset)
n/a
n/a
n/a
HeatingEnergySourceIndex
Index into the enumeration property set Pset_EnergySourceEnum
1
N
1
OutsideAirFlowrate
Flow rate of outside air entering the PackagedACUnit per the manufacturer's listing (if available)
IfcObjectReference (IfcVolumetricFlowrateMeasure)
see type
see type
0
SoundPowerLevel
List of Sound levels for the different octave bands expressed in Decibles per ARI Standard 270-84
LIST [0:?] OF IfcReal
see type
see type
0
Attribute / Relation
Definition
Data or Rel. Type
Min.
Max.
Default.
CommonElectricalApplianceProperties
Reference to the 'parent' SharedPropertySet (Pset_ElectricalApplianceCommon). Contains the shared values for this type -- properties that are stored for all types of ElectricalAppliances.
IfcPropertySet (Pset_ElectricalApplianceCommon)
n/a
n/a
n/a
FluidMover which imparts mechanical work on a liquid
Attribute / Relation
Definition
Data or Rel. Type
Min.
Max.
Default.
CommonEquipmentProperties
Reference to the 'parent' SharedPropertySet (Pset_EquipmentCommon). Contains the shared values for this type -- of properties that are stored for all types of equipment.
IfcPropertySet (Pset_EquipmentCommon)
n/a
n/a
n/a
PumpTypeEnum
Reference to enumeration property set Pset_PumpTypeEnum. This enumeration identifies the types of centrifugal pumps typically used in building services
ENUMERATION OF (Circulator, EndSuction, SplitCase, VerticalInline, VerticalTurbine, Other, NotKnown, Unset)
n/a
n/a
n/a
PumpTypeIndex
Index into the enumeration property set Pset_PumpTypeEnum
1
N
1
FluidMover
Reference to the Pset_FluidMover property set which contains fluid flow characteristics for the pump
IfcPropertySet (Pset_FluidMover)
n/a
n/a
n/a
WorkingPressure
Nominal working pressure
IfcObjectReference (IfcPressureMeasure)
see type
see type
0
NetPositiveSuctionHead
Minimum liquid pressure at pump inlet to prevent cavitation
IfcObjectReference (IfcPressureMeasure)
see type
see type
0
FluidTemperature
Nominal termperature of pumped liquid
see type
see type
0
ImpellerSize
Dimension of pump impeller
see type
see type
0
ImpellerSealMaterial
Reference to the material used for the impeller shaft seals
IfcObjectReference (IfcMaterial)
n/a
n/a
n/a
PumpBaseTypeEnum
Reference to enumeration property set Pset_PumpBaseTypeEnum. This enumeration identifies the types of bases used for centrifugal pumps.
ENUMERATION OF (Frame, Base, Inline, Other, NotKnown, Unset)
n/a
n/a
n/a
PumpBaseTypeIndex