YKDM47-63 high breaking miniature circuit breaker,The circuit breaker are small-sized, light, high breaking capability. YKDM47-63 high breaking miniature circuit breaker is a current-limit circuit, has the function of overload and short circuit protection. It is used for industrial and commercial lighting distribution system of AC 50 HZ, single pole voltage 230V and below, second, third, and ...