Mini Circuit Breaker (MCB) - DZ47 Mini Circuit Breaker (MCB) - DZ47 DZ47-63 high breaking capacity mini circuit breaker is used in AC50/60Hz, rated voltage of 230V3, 4 ... poles 400V, rated current to 63A for overload ... 3A, 4A, 6A, 10A, 16A, 20A, 25A, 32A, 40A, 50A, 63A As per poles: 1P, 2P, 3P, 4PAs per instantaneous release ...