1、High Breaking Capacity: Small circuit breaker has advanced structure, reliable performance, high breaking capacity, beautiful and compact appearance, etc. 2、Impact Resistant: Our interlocking changeover circuit breaker housing and parts are made of impact resistant and high flame retardant materials. 3、Leakage Protection: The circuit breaker can be used as a hand operated miniature double power conversion switch with many stage circuit breaker and interlocking mechanism to realize the main circuit and auxiliary circuit with leakage protection function simultaneously. 4、Wide Application: The circuit breaker is very suitable for places where power failure is not allowed, such as fire fight, hospitals, skyscrapers, construction markets, banks, networks, etc. 5、Convenient Installation: Reasonable and reliable design, quick operation, simple and convenient installation with standard guide rail. Item Type: Interlocking conversion circuit breaker Material: PVC Rated Voltage: AC400V Frequency: 50Hz Number of Poles: 4P+4P Segmentation Capacity: 6000A (16A, 32A), 4500A(63A) Electrical Life: Not less than 10,000 times Mechanical Life: Not less than 20,000 times Temperature and Heat Test: 2 types (temperature at 55℃, relative humidity 95%) 1 x Interlocking Conversion Circuit Breaker