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51问答网 > 从配电柜到配电箱已经有地线了？还需要做重复接地吗？

从配电柜到配电箱已经有地线了？还需要做重复接地吗？

2025-03-15 10:13:40

推荐回答（1个）

回答1：

1、不需要，没有这个要求。固定的一二三级配电箱也不用全部做重复接地。

2、很多人对重复接地跟保护接零经常混淆，如果是保护接零的话，那么PE线要接到每个电箱。　重复接地是指在采用接零保护系统中，将零线的一处或多处通过接地装置与大地做再次连接成为重复接地。

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