Molded Case Circuit Breaker Accessories (MCCB Accessories)
The common accessories for the MCCB include shunt trip, phase insulation barrier, rotary handle, under-voltage tripping device, and change-over system. The different accessories of the molded case circuit breakers are used to provide more protection. The accessories linked with the MCCB are prewired and the accessories are just attached to the circuits as per the instruction of the manufacturer. The manufacturer of the MCCB accessory defines the groups of the device with which the accessory can work or is compatible.