DZ47 series circuit breakers are mainly applied to AC 50 Hz/60 Hz circuit with rated voltage 230V/400V , rated current up to 63A and provide circuits of modern buildings with overload and short-circuit protections, and it can also be used for operating and isolating the circuit infrequently. http://www.yingselectric.com DZ47 series circuit breakers are mainly applied to AC 50 Hz/60 Hz circuit with rated voltage 230V/400V , rated current up to 63A and provide circuits of modern buildings with overload and short-circuit protections, and it can also be used for operating and isolating the circuit infrequently. http://www.yingselectric.com