CIRCUIT-BREAKER VL 1600N STANDARD SWITCHING CAPACITY ICU=50KA / 415 V AC 3 POLE, LINE PROTECTION OVERCURRENT RELEASE ETU10, LI IN=1600A, RATED CURRENT IR=640-1600A, OVERLOAD II=1,25TO9XIN, SHORT CIRCUIT UNDERVOLTAGE RELEASE 220 - 250 V AC AUXILIARY SWITCH KIT 4HS(2NO+2NC)