Low voltage molded case circuit breaker equipped with Micrologic 6.0A LSIG trip unit. It provides adjustable overload, short-circuit short-delay, instantaneous and ground fault protection. I-Line plug-in design supports fast replacement, suitable for distribution feeder, generator and critical load protection.

Insulating molded housing, Micrologic electronic trip module, contact assembly, operating mechanism and arc extinguishing chamber. Common faults: ground fault false trip, contact heating, trip unit parameter drift, contact ablation under short-circuit fault.