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15问答网 > 两根电源线一根接在火线上一根接在零线上吗？

两根电源线一根接在火线上一根接在零线上吗？

2025-04-01 23:55:52

推荐回答（3个）

回答1：

正确的，电源线要接在火线和零线上才可以形成闭合的电路，习惯上，“左零右火”，也就是说，一般是左边接零线，右边接火线，并且开关在火线上。所以要一根接在火线上，一根接在零线上。

回答2：

如果是220v的回答正确，如果是弱电就回答错误

回答3：

对，两根线一火一零。

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