CIRCUIT-BREAKER VL 630N STANDARD BREAKING CAPACITY ICU=55KA / 415 V AC 3 POLE, LINE PROTECTION ELECTRONIC TRIP UNIT ETU20, LSI IN=630A, RATED CURRENT IR=252-630A, OVERLOAD ISD=1,5TO9XIR, II=10XIN SHORT-CIRCUIT UNDERVOLTAGE RELEASE 24 V DC AUXILIARY/ALARM SWITCH KIT 2HS(1NO+1NC)+1AS(1NO)