... /400V C45 (JD156) MCB series high-breaking miniature circuit breaker is suitable for circuit of AC50/60Hz, ratedvoltage 230/400V, rated current ... up to 63A, to be for used protect the circuit against overload or shortcircuit,1.It is widely applied to ... .Certification: CE,CCC, TUV,CB7.Breaking Capicity: 4500-6000A8.High quality JD156 MCB, circuit breaker, C45,breakers