Features Bilateral Busbar Wiring Capacity: Accommodates a wider range of uses, enhancing versatility in installation equipment. Maximum Connection Capacity: Supports up to 25mm wiring torsion with 3N.m, suitable for various installation equipment. Overload and Short Circuit Protection: Designed for AC 50Hz/60Hz, double voltage 230V/400V, rated current 1A to 63A, ensuring reliable protection and operation. Compliance with IEC/EN60898-1: Meets international standards, with indicator function in contact position for added safety assurance. Transparent Cover with Label Slot: Features a transparent cover designed to carry labels, providing clear visibility and organization. Specification: Item Type:Circuit Breaker Maximum Wiring Capacity:25mm Wiring Torsion:3N.m Rated Input Current:40A Pole:3P Rated Voltage Ue : 400VAC Insulation Voltage Ui : 500V Rated Frequency : 50/60Hz Rated Breaking Capacity: 4500/6000A Rated Impulse Withstand Voltage (1.2/50) Uimp : 6kV Insulation Test Voltage (Within 1 Minute): 2kV Pollution : 2 Thermal Magnetic Release Characteristics: B C D Electrical Life: 4000 Mechanical Life: 10000 Degree of Protection: IP20 Set The Reference Temperature of The Thermal : 30℃ Ambient Temperature (Daily Average ≤ 35 ° C): -5 ~ +40℃ Storage Temperature: -25~+70℃ Package List: 1 x 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 1 x Circuit Breaker