Fast trip to ensure reliable operation of the load and prolong the life of electrical circuit breakers. This circuit breaker can also work as an on-off for load circuits. Modular structure, can be easily installed on the DIN standard guide rail in distribution box. Features - Color: As shown. - Size: 19.00X14.50X9.00cm/7.47X5.70X3.54 inch. - Material: Nylon. - This safety circuit breaker protection is a highly circuit breaker which will have a quick response. - Used in lighting workmanship distribution system or motor distribution recommended system for protecting overload and short-circuit in the system. - Provide electric leakage protection, overload protection and short circuit protection. - Our circuit breaker protection possesses great features of high-performance, flame-retardant housing and fireproofing, which is not easy to wear and tear. - Miniature circuit breakers are mainly used in industrial, commercial, high-rise and residential and other places. Specification - Rated current: 63A. - Rated voltage: 230V/ 400V. - Rated residual operating current: 30mA. - Rated frequency: 50/60Hz. - Residual current off-time: 0.1s. - Short-circuit capacity: 3000A. - Electrical life: 4000 times. - Mechanical life: times. - Protection degree: IP54. Package list: 1 x Circuit Breaker