The SDW1 Intelligent Universal Circuit Breaker is suitable for AC 50Hz power distribution networks with rated voltage up to 690V, rated insulation voltage 1,000V, and rated current from 200A to 6,300A. It is used to distribute electrical energy and protect lines and power equipment from hazards such as overload, under-voltage, short-circuit, and ground faults.

This circuit breaker features intelligent protection functions with precise selective protection, improving power supply reliability and avoiding unnecessary outages.