Features 1、MAIN PURPOSE: 4P miniature circuit breaker is used to protect low voltage electrical systems from overcurrent damage caused by overload or short circuit. 2、NYLON PA66: The circuit breaker shell is made of nylon PA66 material, which has good safety and flame retardant performance and long service life. 3、DIN RAIL MOUNT: Modular construction design, with bistable locking clip, which can be easily installed on DIN standard rails in power distribution boxes. 4、VALTAGE CAPACITY: The rated voltage and current is AC 400V 63A, the rated ultimate short circuit breaking capacity is 4500A, with safe and reliable operation. 5、WIDE APPLICATION: The circuit protection switch has compact structure, and widely used in the lighting system of office buildings and residential buildings. Specification Item Type: Miniature Circuit Breaker Model: DZ47 63 D63 Material: PA66 Rated Current: 63A Rated Voltage (Ue): AC 400V 50Hz Rated Ultimate Short Circuit Breaking Capacity (Household Icn): 4500A Package List 1 x Circuit Breaker