CIRCUIT-BREAKER VL 1600H HIGH BREAKING CAPACITY ICU=70KA / 415 V AC 3 POLE, LINE PROTECTION ELECTRONIC TRIP UNIT ETU20, LSI IN=1600A, RATED CURRENT IR=640-1600A, OVERLOAD ISD=1,5TO8XIR, II=9XIN SHORT-CIRCUIT UNDERVOLTAGE RELEASE 220 - 250 V DC AUXILIARY SWITCH KIT 4HS(2NO+2NC)