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85问答库 > 三相（1.5-6A）电表接互感器时将P1、P2接反了，对计量有影响吗？

三相（1.5-6A）电表接互感器时将P1、P2接反了，对计量有影响吗？

2025-03-16 15:33:47

推荐回答（2个）

回答1：

接线方式：被测量的导线，是P1进，P2出，接入电度表的方式是：S1是1#、4#、7#。S2是3#、6#、9#。如果接反了，那么电表会倒转。安全隐患倒是没什么！

回答2：

电线从P1进时，S1、S2分别接电度表的1、3端，其它相类推，电度表正转；电线从P2进时，S1、S2分别接电度表的3、1端，其它相类推，电度表正转。
http://hi.baidu.com/%B3%C2%BC%E1%B5%C0/album/item/ec10d318c85c2a6a42a9ad6b.html

http://hi.baidu.com/%B3%C2%BC%E1%B5%C0/album/item/337cd601ba579aa8e850cd7f.html

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