CIRCUIT-BREAKER VL 1600H HIGH BREAKING CAPACITY ICU=70KA / 415 V AC 4 POLE, LINE PROTECTION ELECTRONIC TRIP UNIT ETU22, LSIG IN=1600A, RATED CURRENT IR=640-1600A, OVERLOAD ISD=1,5TO8XIR, II=9XIN SHORT-CIRCUIT N PROTECTED WITHOUT AUXILIARY RELEASE ETU COMMUNICATION-CAPABLE