http://www.zhuhepcba.com/elect....ronic-equipment/powe Power Accessories Leakage drain plug, referred to as leakage switch, also known as leakage circuit breaker, is mainly used to protect against electric shock in case of leakage fault of equipment and fatal personal danger. It has overload and short-circuit protection functions, can be used to protect the overload and short-circuit of lines or motors, and can also be used for infrequent switching and starting of lines under normal circumstances. Zhuhe is a