CIRCUIT-BREAKER VL160X N STANDARD SWITCHING CAPACITY ICU=40KA / 415 V AC 4 POLE, LINE PROTECTION OVERCURRENT RELEASE TM, LI IN=20A, RATED CURRENT IR=20A, OVERLOAD II=300A, SHORT-CIRCUIT N PROTECTED WITHOUT AUXILIARY RELEASE AUXILIARY SWITCH KIT 2HS(1NO+1NC)