`PU`

Per Unit - a positive or negative value referred to a defined base. Values typically range from -10 to +10.

Type	CIM data type class
URI	`cim:PU`
CIM standard (perspective)	IEC61970 (Grid)

Type

CIM data type class

URI

cim:PU

CIM standard (perspective)

IEC61970 (Grid)

Slots

Name Type Description

Name	Type	Description
`value`	0..1 `float`	n/a
`multiplier`	0..1 `UnitMultiplier`	n/a
`unit`	0..1 `UnitSymbol`	n/a

value

0..1
float

n/a

multiplier

0..1
UnitMultiplier

n/a

unit

0..1
UnitSymbol

n/a

Used by

Source class Slot name

Source class	Slot name
`AsynchronousMachineEquivalentCircuit`	`xm`
`AsynchronousMachineTimeConstantReactance`	`xs`
`BWRSteamSupply`	`upperLimit`
`CombustionTurbine`	`powerVariationByTemp`
`DCvoltageControl`	`vdcmin`
`DiscExcContIEEEDEC1A`	`vtn`
`DiscExcContIEEEDEC2A`	`vk`
`DiscExcContIEEEDEC3A`	`vtmin`
`ExcAC1A`	`vrmin`
`ExcAC2A`	`vrmin`
`ExcAC3A`	`vlv`
`ExcAC4A`	`vrmin`
`ExcAC5A`	`vrmin`
`ExcAC6A`	`vrmin`
`ExcAC8B`	`vrmin`
`ExcANS`	`vrmx`
`ExcAVR1`	`vrmx`
`ExcAVR2`	`vrmx`
`ExcAVR3`	`vrmx`
`ExcAVR4`	`vrmx`
`ExcAVR5`	`rex`
`ExcAVR7`	`vmin5`
`ExcBBC`	`xe`
`ExcCZ`	`vrmin`
`ExcDC1A`	`vrmin`
`ExcDC2A`	`vrmin`
`ExcDC3A`	`vrmin`
`ExcDC3A1`	`vrmin`
`ExcELIN1`	`xe`
`ExcELIN2`	`xp`
`ExcHU`	`imin`
`ExcIEEEAC1A`	`vrmin`
`ExcIEEEAC2A`	`vrmin`
`ExcIEEEAC3A`	`vfemax`
`ExcIEEEAC4A`	`vrmin`
`ExcIEEEAC5A`	`vrmin`
`ExcIEEEAC6A`	`vrmin`
`ExcIEEEAC7B`	`vrmin`
`ExcIEEEAC8B`	`vrmin`
`ExcIEEEDC1A`	`vrmin`
`ExcIEEEDC2A`	`vrmin`
`ExcIEEEDC3A`	`vrmin`
`ExcIEEEDC4B`	`vrmin`
`ExcIEEEST1A`	`vrmin`
`ExcIEEEST2A`	`vrmin`
`ExcIEEEST3A`	`xl`
`ExcIEEEST4B`	`xl`
`ExcIEEEST5B`	`vrmin`
`ExcIEEEST6B`	`vrmin`
`ExcIEEEST7B`	`vrmin`
`ExcNI`	`vrmin`
`ExcOEX3T`	`vrmin`
`ExcPIC`	`vrmin`
`ExcREXS`	`xc`
`ExcRQB`	`ucmin`
`ExcSCRX`	`k`
`ExcSEXS`	`kc`
`ExcSK`	`yp`
`ExcST1A`	`xe`
`ExcST2A`	`vrmin`
`ExcST3A`	`xl`
`ExcST4B`	`xl`
`ExcST6B`	`xc`
`ExcST7B`	`vrmin`
`ExternalNetworkInjection`	`voltageFactor`
`FossilFuel`	`fuelSulfur`
`FossilSteamSupply`	`throttlePressureSP`
`GeneratingUnit`	`governorMPL`
`GenICompensationForGenJ`	`xcij`
`GovCT1`	`wfnl`
`GovCT2`	`wfnl`
`GovGAST`	`vmin`
`GovGAST1`	`vmin`
`GovGAST2`	`w`
`GovGAST3`	`rcmx`
`GovGAST4`	`rymx`
`GovGASTWD`	`tmin`
`GovHydro1`	`rtemp`
`GovHydro2`	`rtemp`
`GovHydro3`	`rgate`
`GovHydro4`	`qnl`
`GovHydroDD`	`r`
`GovHydroFrancis`	`valvmin`
`GovHydroIEEE0`	`pmin`
`GovHydroIEEE2`	`rtemp`
`GovHydroPelton`	`vcv`
`GovHydroPID`	`r`
`GovHydroPID2`	`rperm`
`GovHydroR`	`r`
`GovHydroWEH`	`pmss9`
`GovHydroWPID`	`velmin`
`GovSteam0`	`vmin`
`GovSteam1`	`pmin`
`GovSteam2`	`pmin`
`GovSteamBB`	`pmin`
`GovSteamCC`	`rlp`
`GovSteamEU`	`wwmin`
`GovSteamFV2`	`vmin`
`GovSteamFV3`	`prmax`
`GovSteamFV4`	`ympmx`
`GovSteamIEEE1`	`pmin`
`GovSteamSGO`	`pmax`
`HeatInputCurve`	`heatInputEff`
`HydroTurbine`	`transientRegulation`
`LoadMotor`	`vt`
`OverexcLim2`	`voimin`
`OverexcLimIEEE`	`kcd`
`OverexcLimX1`	`vlow`
`OverexcLimX2`	`vlow`
`PFVArType1IEEEPFController`	`vvtmin`
`PFVArType1IEEEVArController`	`vvtmin`
`PFVArType2Common1`	`ref`
`PFVArType2IEEEPFController`	`vref`
`PFVArType2IEEEVArController`	`vref`
`PowerElectronicsConnection`	`maxIFault`
`Pss1`	`vsmx`
`Pss1A`	`vrmin`
`Pss2B`	`vstmin`
`Pss2ST`	`vcu`
`Pss5`	`vsmx`
`PssELIN2`	`psslim`
`PssIEEE1A`	`vrmin`
`PssIEEE2B`	`vstmin`
`PssIEEE3B`	`vstmin`
`PssIEEE4B`	`vstmin`
`PssPTIST1`	`m`
`PssPTIST3`	`pmin`
`PssRQB`	`sibv`
`PssSB4`	`vsmin`
`PssSH`	`vsmin`
`PssSK`	`vsmin`
`PssSTAB2A`	`k5`
`PssWECC`	`vsmin`
`PWRSteamSupply`	`throttlePressureSP`
`RotatingMachineDynamics`	`statorResistance`
`ShuntCompensatorControl`	`lowVoltageOverride`
`SynchronousMachine`	`satDirectTransX`
`SynchronousMachineEquivalentCircuit`	`xfd`
`SynchronousMachineTimeConstantReactance`	`xQuadTrans`
`TurbLCFB1`	`kp`
`UnderexcLim2Simplified`	`vuimin`
`UnderexcLimIEEE1`	`vurmax`
`UnderexcLimIEEE2`	`vulmin`
`UnderexcLimX1`	`melmax`
`UnderexcLimX2`	`r`
`VAdjIEEE`	`vadjmin`
`VCompIEEEType1`	`xc`
`VsConverter`	`droop`
`WindAeroTwoDimIEC`	`pavail`
`WindContCurrLimIEC`	`upqumax`
`WindContPitchAngleIEC`	`kpx`
`WindContPType3IEC`	`updip`
`WindContPType4aIEC`	`dpmaxp4a`
`WindContPType4bIEC`	`dpmaxp4b`
`WindContQIEC`	`xdroop`
`WindContQLimIEC`	`qmin`
`WindContRotorRIEC`	`rmin`
`WindGenType3IEC`	`xs`
`WindGenType4IEC`	`diqmin`
`WindMechIEC`	`kdrt`
`WindPitchContPowerIEC`	`uuvrt`
`WindPlantFreqPcontrolIEC`	`prefmin`
`WindPlantReactiveControlIEC`	`xrefmin`
`WindProtectionIEC`	`uunder`
`WindRefFrameRotIEC`	`upll2`

AsynchronousMachineEquivalentCircuit

xm

AsynchronousMachineTimeConstantReactance

powerVariationByTemp

DCvoltageControl

vdcmin

DiscExcContIEEEDEC1A

vtn