CIRCUIT-BREAKER VL 800N STANDARD BREAKING CAPACITY ICU=55KA / 415 V AC 4 POLE, LINE PROTECTION ELECTRONIC TRIP UNIT ETU20, LSI IN=800A, RATED CURRENT IR=320-800A, OVERLOAD ISD=1,5TO7XIR, II=8XIN SHORT-CIRCUIT N PROTECTED WITHOUT AUXILIARY RELEASE ETU COMMUNICATION-CAPABLE