... tested,best price, experienced factory NF-SS Moulded Case Circuit Breaker(MCCB) ApplicationNF-SS Moulded Case Circuit Breaker is a kind of economic breaker, has the features asfollowing, such ... structure, beautiful style, small volume, etc. This breaker applies to the circuit with AC50/60Hz, rated insulationvoltage 660V, max.rated ... /6050/3550/3035/2525/1815/10 NF-SS Moulded Case Circuit Breaker(MCCB)