CIRCUIT-BREAKER VL 1250H HIGH BREAKING CAPACITY ICU=70KA / 415 V AC 4 POLE, LINE PROTECTION ELECTRONIC TRIP UNIT ETU12, LIG IN=1250A, RATED CURRENT IR=500-1250A, OVERLOAD II=1,25TO10XIN, SHORT CIRCUIT N PROTECTED WITHOUT AUXILIARY RELEASE ETU COMMUNICATION-CAPABLE