Features Suitable for AC 50/60Hz circuits, with 230V for 2 poles and 400V for 4 poles, and rated current up to 100A, offering versatile compatibility with various electrical systems. Rapidly cuts off fault current in the event of electric shock or excess leakage current, ensuring swift protection for both individuals and equipment, enhancing safety in electrical networks. Ideal for infrequent circuit and motor starts, providing reliable and efficient performance in various operational scenarios. Versatile application in industry, commerce, high-rise buildings, households, and other environments, catering to diverse needs with dependable functionality. Compliant with IEC/EN61008.1 standards and IP20 protection rating, ensuring high-quality and reliable performance. Specification: Rated Current Input: 25/40/63A (Optional) Pole: 4P Rated Voltage Ue: 400VAC 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 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