... frequent changeover gum less frequent motor starter. The Circuit breaker with overload, short circuit protection device, and less voltage protection ... circuit Interrupting capacity Icu/Ics(KA)DCAC250V230V400V440V500VNF30-CW33,5,10,15,20,25,30AC400(380)AC690(660)DC250-5/25/ ... 22.5/12.5/1NF50-CW35,10,15,20,30,40,50-5/25/22.5/12. ... 5/1NF60-CW310,15,20,20,40,50,60-5/25/22.5/ ...