CE mark mcb-3p,lower price,high quality,CE marked,unfrequent protection,infrequent switcing protector The product, used to protect line-conductor and overload,and shortcircuit of small seale motors, is mainly for protection of circuits with AC 220V and 50Hz/60Hz, and for unfrequent conversion under normal conditions as well, Its action can be as up to 22-pole with its only one pole volume and it ...