51问答网 > 三相四线电能表3只电流互感器S2侧是不是需要短接，并且接地？

三相四线电能表3只电流互感器S2侧是不是需要短接，并且接地？

如果是，这样做的作用是什么，请电工朋友们指点，谢谢
2025-03-14 01:22:30
推荐回答（1个）
回答1：

3就是3像，220,380是220伏和380伏，3相（100）是3相100安（容量）的，括号里是最大的参数，3X10（40A）是3相10安培的表，最大达到40安培。

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