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三相四線電表怎么看走了多少度?

2015-10-29

  三相四線電表怎么看走了多少度?下面浩寧科技小編就為大家簡單介紹下,僅供參考。

  三相四線電表的,要讀出電表指數乘以互感器比率所得數字才是實際電度的度數。一般家用電表計量的度數就是抄表指數減去上次抄表指數之差。

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