DZ47 series high breaking capacity mini circuit breaker DZ47 series high breaking capacity mini circuit breaker may be used in such pccasions with AC 50 ro 60HZ, rated working voltage o 415V or below and rated working current of 63A , it can serve for the illumination of office, residential housing and similar buildings and its distribution wires and protect the distribution circuit and equipment against overload and short-circuit , It can also be used for infrequent comversion of circuit unduer normal conditions.