Microprocessor controlled molded case circuit breaker. It samples CT current signals continuously and executes multi-segment protection logic including overload, short-time delay and instantaneous short circuit. Built-in power measurement and event logging function, compatible with Modbus and IEC61850 communication for SCADA remote monitoring and trip diagnosis.

Certification: UL, IEC, CE

Insulating molded housing, Micrologic electronic trip module, silver alloy contact assembly, arc extinguishing chamber, test and setting interface. Common faults include contact overheating, trip threshold drift, false protection alarm and display communication failure.