circuit-breaker VL 630H high breaking capacity Icu=70kA / 415 V AC 3 pole, line protection overcurrent release TM, li In=500A, rated current ir=400-500A, overload iI=2500-5000A, short circuit without auxiliary release Auxiliary/alarm switch mounting kit 2 AUX (1 NO+1 NC)+1 AS (1 NO)