Molded Case Circuit Breaker applies to the circuit with AC 50/60Hz, rated insulating voltage 660V, max rated current 630A as on-off operation and takes effect. The Circuit Breaker also can be used as infrequent conversion of line and infrequent start of motor. The Circuit Breaker is manufactured using quality grade raw material which ensures optimum durability along with long lasting trouble free service. Molded Case Circuit Breaker is application specific in design and accurate in dimension.