Features: GYL9 Residual Current Circuit Breaker is suitable to the circuit of AC 50/60Hz, rated voltage 230V for 2 poles and 400V for 4 poles, and rated current up to 100A. When people come across the electric shock or the leakage current of the electrical network exceeds the fixed value, this product can cut off the fault current in short period so as to protect person and the equipments. It also can be used in the infrequent starting of the circuit and motors. The circuit breaker is suitable for industry, commerce, high-rise building, household and other kinds of places. In compliance with IEC/EN61008.1. Protection rating IP20. Bilateral busbar wiring capabilities to adapt to the wider use of premises. Maximum connecting ability of 35mm2, wiring torque 3.5Nm, applicable to a variety of installing equipments. Specification: Rated Current Input: 25/40/63A (Optional) Pole: 2P Rated Voltage Ue: 230VAC Insulation Voltage Ui: 500V Rated Frequency: 50/60Hz Rated Sensitivity: 0.03A Rated Residual On/Off Capability Im: 500(In=25-40A), 630(In=63A) Short Circuit Current: 10000A Disconnect Time: 0.1S Rated Impulse Withstand Voltage(1.2/50) Uimp: 6kV Insulation Test Voltage (within 1 minute): 2.5KV Electrical & Mechanical Life: 4000 Reference Temperature for Setting of Thermal Element: 30 Ambient Temperature: (daily average 35) -5~40 Storage Temperature: -25~70 Package List: 1 x Residual Current Circuit Breaker