Main relay applicationSubstation range of productSepam series 40 device short nameS54 control and monitoring typeLatching/acknowledgement ANSI code: 86Logic discrimination ANSI code: 68 ( option )Switching of groups of settingsAnnunciation ANSI code: 30Circuit breaker/contactor control ANSI code: 94/69Logic equation editor 100 operators metering typePhase current I1, I2, I3 RMS, residual current I0Demand current I1, I2, I3, peak demand current IM1, IM2, IM3Voltage U21, U32, U13, V1, V2, V3, residual voltage V0FrequencyPositive sequence voltage Vd/rotation direction-negative sequence voltage ViActive, reactive, apparent power P,Q,S-peak demand power PM, QM, power factorCalculated active and reactive energy (+/- W.h, +/- VAR.h)Active and reactive energy by pulse counting (+/- W.h, +/- VAR.h) ( option ) network and machine diagnosis typeUnbalance ratio/negative sequence current IiDisturbance recordingTripping contextFault locator 21FLCable arcing fault detectionPhase displacement switchgear diagnosis typeTrip circuit supervision ( option )Number of operations, operating time charging time ( option )CT/VT supervision ANSI code: 60FLCumulative breaking current Complementary type of measurementCurrentEnergyFrequencyPeak demand powerPower (P,Q)Power factorVoltage protection typeOvervoltage protection ANSI code: 59Earth fault/sensitive earth fault ANSI code: 50N/51NEarth fault/sensitive earth fault ANSI code: 50G/51GNegative sequence/unbalance ANSI code: 46Negative sequence overvoltage ANSI code: 47Breaker failure ANSI code: 50BFBroken conductor ANSI code: 46BCPhase overcurrent ANSI code: 50/51Recloser (4 cycles) ( option ) ANSI code: 79Undervoltage protection ANSI code: 27/27S communication port protocolMeasurement readout ( option ) : ModbusRemote control orders ( option ) : ModbusRemote indication and time tagging of events ( option ) : ModbusRemote protection setting ( option ) : ModbusTransfer of disturbance recording data ( option ) : Modbus input output max capacity10 inputs + 8 outputs communication compatibilityModbus RTUIEC 60870-5-103DNP3IEC 61850Modbus TCPIP user machine interface typeAdvancedWithoutRemote
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