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七孔的插座后面三个孔怎么接
更新时间： 2021-09-24 16:20:52  

七孔的插座后面的三个孔连接方式和普通插座是一样的，首先用电笔测试出插座后面的零线和火线，然后再将零线和火线做出标志，用来进行区分。区分好后，就可以将总电源的电闸断开，断开电闸是为了在工作的时候，确保电线中没有电流，以防在接电的过程中，发生触电的风险。接着将开关的零线与火线进行连接，连接完毕之后，将电闸打开用充电器对插排进行测试插座的插孔是否有电流，只要能够确保插排中有电流，插排就算成功的接好了。

关键词： 插座 后面 怎么

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