MiCOM P921/P922/P923 - Schneider - error

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P92x/EN TD/H42Page 6/42Technical GuideTechnical DataMiCOM P921/P922/P9231. RATINGS1.1 VoltagesNominal voltageOperating range57 – 130V ph - ph eff 0 to 260V ph - ph eff220 – 480V ph - ph eff 0 to 960V ph - ph effDurationThermal withstand(Vn = 57 – 130V)Continuous 260V ph - ph eff 960V ph - ph effThermal withstand(Vn = 220 – 480V)10 seconds 300V ph - ph eff 1300V ph - ph eff1.2 Auxiliary voltage3 auxiliary voltage ranges are available for the MiCOM P921-P922 and P923 relays,as described below:Phase 2:Nominal auxiliary voltage Vx24-60Vdc;48 -250Vdc/ 48-250 VacOperating rangeDC: ± 20% of VxAC: – 20%, +10% of VxResidual ripple Up to 12%Stored energy time≥50 ms for interruption of VxBurden Stand by:
Technical GuideP92x/EN TD/H42Technical DataMiCOM P921/P922/P923 Page 7/421.4 Logic inputsAll the logic inputs are optically-isolated and independent: the MiCOM P921 relayhas 2 logic inputs and the MiCOM P922-P923 relays have 5 logic inputs.Logic input typeLogic input burdenLogic input recognition timeIndependent optically insulated< 10 mAmps per input< 5ms1.4.1 SupplyOrdering CodeThe logic inputs shall be powered with a DC voltage, excepted the M auxiliary voltagerange which accepts both DC and AC voltage as logic input control voltage.Relay auxiliary power supplyNominalvoltage rangeVxOperatingvoltage rangeA 24 - 60 Vdc 19,2 – 76 VdcFTHVWZ48 – 250 Vdc48 – 240 Vac48 – 250 Vdc48 – 240 VacSpecial EA (**)48 – 250 Vdc48 – 240 Vac48 – 250 Vdc48 – 240 Vac48 – 250 Vdc48 – 240 Vac24 – 250 Vdc24 – 250 Vac38.4 – 300 Vdc38.4 – 264 Vac38.4 – 300 Vdc38.4 – 264 VacNominalVoltage range24 – 250 Vdc24 – 240 Vac24 – 250 Vdc24 – 240 VacMinimalpolarisationvoltage19,2 Vdc19,2 VacLogic InputsMaximumpolarisationcurrentHoldingcurrentafter 2 ms35 mA 2.3 mA19,2 Vdc19,2 Vac 35 mA 2.3 mAMaximumcontinuouswithstand300 Vdc264 Vac300 Vdc264 Vac38.4 – 300 Vdc38.4 – 264 Vac 129 Vdc 105 Vdc 3.0 mA @ 129 Vdc 145 Vdc38.4 – 300 Vdc38.4 – 264 Vac 110 Vdc 77 Vdc 7.3 mA @ 110 Vdc 132 Vdc38.4 – 300 Vdc38.4 – 264 Vac 220 Vdc 154 Vdc 3.4 mA @ 220 Vdc 262 Vdc19,2 – 300 Vdc19.2 – 264 Vac24 – 250 Vdc24 – 240 Vac19,2 Vdc19,2 Vac35 mA 2.3 mA300 Vdc264 Vac(*) The tolerance on the auxiliary voltage variations for the logic inputs is ±20% inDC voltage and −20%, +10% in AC voltage.(**) Logic input recognition time = 5 ms for EA approval. Dedicated filtering on 24samples (15 ms at 50 Hz)
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MiCOMP921/P922/P923Voltage and Freq
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MiCOM P921/P922/P923 - Schneider - error

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