Table 36:Default connections for binary inputsBinary input DescriptionX110-BI1 MCB openX110-BI2 Directional earth-fault protection's basic angle controlX110-BI3 Circuit breaker low gas pressure indicationX110-BI4 Circuit breaker spring charged indicationX110-BI5 Circuit breaker truck in (service position) indicationX110-BI6 Circuit breaker truck out (test position) indicationX110-BI7 Earthing switch closed indicationX110-BI8 Earthing switch open indicationX120-BI1 Blocking of overcurrent instantaneous stageX120-BI2 Circuit breaker closed indicationX120-BI3 Circuit breaker open indicationX120-BI4 Lock-out resetTable 37:Default connections for binary outputsBinary output DescriptionX100-PO1 Close circuit breakerX100-PO2 Breaker failure backup trip to upstream breakerX100-SO1 General start indicationX100-SO2 General operate indicationX100-PO3 Open circuit breaker/trip coil 1X100-PO4 Open circuit breaker/trip coil 2X110-SO1 Upstream overcurrent blockingX110-SO2 Overcurrent operate alarmX110-SO3 Earth-fault operate alarmX110-SO4 Voltage protection operate alarmX110-HSO1 Arc protection instance 1 operate activatedX110-HSO2 Arc protection instance 2 operate activatedX110-HSO3 Arc protection instance 3 operate activatedTable 38:Default connections for LEDsLED Description1 Overcurrent protection operated2 Earth-fault protection operated3 Voltage protection operated4 Negative sequence overcurrent or phase discontinuity protection operated5 Thermal overload alarm6 Circuit breaker failure protection backup protection operatedTable continues on next page1MRS756378 S Section 3REF615 standard configurationsREF615 167Application Manual