CIRCUIT-BREAKER VL 400N STANDARD BREAKING CAPACITY ICU=55KA / 415 V AC 3 POLE, LINE PROTECTION ELECTRONIC TRIP UNIT ETU20, LSI IN=400A, RATED CURRENT IR=160-400A, OVERLOAD ISD=1,5TO10XIR, II=11XIN SHORT-CIRCUIT SHUNT RELEASE 208 - 277 V AC AUXILIARY/ALARM SWITCH KIT 2HS(1NO+1NC)+1AS(1NO)