怎样使用三孔插座才算正确--qsf999的安全生产小屋

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怎样使用三孔插座才算正确 | 2012-2-17 15:57:00

怎样使用三孔插座才算正确

通常，单相用电设备，特别是移动式用电设备，都应使用三芯插头和与之配套的三孔插座上有专用的保护接零（地）插孔，在采用接零保护时，有人常常仅在插座底内将此线接线柱头与引入插座内的那根零线直接相连，这是极其危险的。因为万一电源的零线断开，或者电源的火（相）线、零线接反，其外壳等金属部分也将带有与电源相同的电压，这就会导致触电。　
因此，接线时专用接地插孔应与专用的保护地线相连。采用接零保护时接零线应从电源端专门引来，而不应就近利用引入插座的零线。

By:qsf999 | 阅读全文 | 回复(18) | 引用通告 | 编辑

Re:在漫画中识别身边的违章 | 2017-3-4 14:55:55

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Re:在漫画中识别身边的违章 | 2017-2-17 23:35:08

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Re:在漫画中识别身边的违章 | 2016-10-14 13:37:33

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原创 | 2016-9-6 21:35:58

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