... mcb-3p,lower price,high quality,CE marked,unfrequent protection,infrequent switcing protector The product, used to protect line-conductor ... overload,and shortcircuit of small seale motors, is mainly for protection of circuits with AC 220V and 50Hz/60Hz, and ... breaker by assembling with leakage.It can also be unfrequent protection,infrequent switcing protector. Rated current(A)Pole numberRated voltage( ...