YCW1 series Intelligent Air Circuit Breakers (ACB) are used for the distribution networks on AC 50Hz, 415V and 690Vcircuits with rated current between 630A and 6300A. Mainly used for distribution systems the ACB offers protection including short circuit, overload undervoltage, etc. The ACB has an intelligent protection system with modbus communications including Current, Power, PF, Reactive Power monitoring, etc. The unit can be supplied as a fixed or withdrawable unit.

The products conform with IEC60947-1,IEC60947-2 standards.