XLDM1-32(DPN, DZ30) series Phase line+Neutral line MCB(Miniature circuit breaker) is mainly suitable for residential circuit with AC 50Hz/60Hz voltage of 230V and avoiding overload and short circuit. It can cut off the fire line and zero line at the same time. Its appearance is small and exquisite, its capability is favorable and credible. It has high breaking capacity. The shell and parts are made of fire resistance and shock resistance plastics. It has a long life. This products comply with GB10963.1 standards.