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led探照灯三根线接线怎么接
更新时间: 2020-11-08 00:00:00  

同色两根是零火二线,可以随便接,不分零火;第三根线是地线,需接地就接上,不接地就不用管。地线又称做避雷线,是用来将电流引入大地的导线;电气设备漏电或电压过高时,电流通过地线进入大地。三个脚中较长的脚是接地的,可称做接地脚,另外两个较短的脚是把家用电器接入电路,可称它们为导电脚。

关键词: led 探照灯 接线 怎么

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