earthlake circuit breaker ,MCB,MCCB,RCCB DZ30LE-32 is used in the single phase circuit of AC 50Hz/60Hz, rated voltage 230V DZ30LE-32 is used in the single phase circuit of AC 50Hz/60Hz, rated voltage 230V, used as electron shock protection. It can protect circuit form overload and short circuit. This product has advantages of small volume, high breaking capacity, live and zero wire are cut off at ...