Name Values (Range) Unit Step Default DescriptionEARPrestVal 0.000 -100000000.000MWh 0.001 0.000 Preset Initial value for reverse active energyERFPresetVal 0.000 -100000000.000MVArh 0.001 0.000 Preset Initial value for forward reactive energyERRPresetVal 0.000 -100000000.000MVArh 0.001 0.000 Preset Initial value for reverse reactive energy17.2.6 Monitored dataPID-6872-MONITOREDDATA v3Table 452:ETPMMTR Monitored dataName Type Values (Range) Unit DescriptionEAFACC REAL - MWh Accumulated forward activeenergy valueEARACC REAL - MWh Accumulated reverse activeenergy valueERFACC REAL - MVArh Accumulated forward reactiveenergy valueERRACC REAL - MVArh Accumulated reverse reactiveenergy valueMAXPAFD REAL - MW Maximum forward activepower demand value for setintervalMAXPARD REAL - MW Maximum reverse activepower demand value for setintervalMAXPRFD REAL - MVAr Maximum forward reactivepower demand value for setintervalMAXPRRD REAL - MVAr Maximum reverse reactivepower demand value for setinterval17.2.7 Operation principle GUID-4A46757C-EC5D-4BCE-9D09-C8152B062CE1 v3The instantaneous output values of active and reactive power from the Measurementsfunction CVMMXN are used and integrated over a selected time tEnergy to measurethe integrated energy. Figure 240 shows the overall functionality of the energycalculation and demand handling function ETPMMTR.1MRK 511 408-UUS A Section 17MeteringPhasor measurement unit RES670 2.2 ANSI 603Technical manual