Short circuit protection, over current protection, overload protection and voltage protection.
短路保护，过电流保护、过负载保护以及电压保护。
Short circuit protection, over current protection, overload protection, voltage protection.
短路保护，过电流保护、过负载保护以及电压保护。
Distribution circuit breaker a distribution circuit breaker is a device used for overload and short current protection of loads connected to a main distribution device.
配电线路开关配电线路开关是给连接在主配电设备上的负荷提供过载和短路保护的装置。
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