GDM101LE-400 series residual current operated circuit breaker is suitable for AC 50Hz rated working voltage 380V and below, its rated current up to 630A, power supply neutral point directly grounded in the power supply system. For the purpose of leakage protection, it can also be used to prevent fire hazard caused by grounding fault current due to equipment insulation damage. It can also be used to distribute electric energy and protect lines and power equipment from overload and short circuit. Circuit breakers can also be used as lines infrequent conversion.

Comply with the IEC60947-2、GB/T 14048.2 Standard

Frame Size：400

Current Grade：150-400A

Shor Circuit Breaking Capacity：Icu=18 kA；

Poles：3、3P+N