Features GYL9 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. Specification:Rated Current Input: 25/40/63A (Optional)Pole: 4PRated Voltage Ue: 400VACInsulation Voltage Ui: 500VRated Frequency: 50/60HzRated Sensitivity: 0.03ARated On/Off Capability Im: 500(In=25-40A), 630(In=63A)Short Circuit Current: 10000ADisconnect Time: ≤0.1SRated Impulse Withstand Voltage(1.2/50) Uimp: 6kVInsulation Test Voltage (within 1 minute): 2.5KVElectrical & Mechanical Life: 4000Reference Temperature for Setting of Thermal Element: 30℃Ambient Temperature: (daily average ≤ 35℃) -5~40℃Storage Temperature: -25~70℃ Package List:1 x Current Circuit Breaker Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. Package List