CIRCUIT-BREAKER VL 160H HIGH BREAKING CAPACITY ICU=70KA / 415 V AC 3 POLE, LINE PROTECTION ELECTRONIC TRIP UNIT ETU20, LSI IN=63A, RATED CURRENT IR=25-63A, OVERLOAD ISD=1,5TO10XIR, II=11XIN SHORT-CIRCUIT WITH SCREW CONNECTION ETU COMMUNICATION-CAPABLE