applicable circuit of AC 50/60Hz, rated insulation voltage 690V, Rated current 16-250A,The products conforms to IEC60947-2 AM5 series MCCB is applicable circuit of AC 50/60Hz, rated insulation voltage 690V,Rated current 16-250A, for distribute energy of electricity & infrequent making& breaking circuit abnormal conditions, protecting when circuit is overloaded,short circuit. The products conforms ...