发布时间:2025-01-30 23:14:51
电源总开关是泄露电流保护器。上面按钮实际上是试验按钮,每月按一次,试验下这个漏电保护器在泄露电流、过压、过流、过载情况下,是否还有自动保护动作的作用。保护动作就是,当经过泄露电流保护器的电流,短路、过压、过载、过流的情况下,会自动跳闸断开通路。
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