... in the circuit and equipment overload, short circuit CYM10 series Molded Case Circuit Breaker protect effect in the circuit and equipment ... overload, short circuit and under-voltage1. CYM10 series Molded Case Circuit Breaker for AC 50Hz (or 60Hz), rated insulation ... 5CYM10-800M2,3,465254048 CYM10-800H2,3,480304060 3.This series products meet the certification:GB14048.2GB14048.4IEC947-2 4. ...