接地線疑問 - 居家修繕
By Dora
at 2022-05-07T20:14
at 2022-05-07T20:14
Table of Contents
住家全戶電力系統舊線重新拉新線
總電箱入戶為單向四線(L1,L2,N,G)
中性線與接地線接在同樣一個端子排座
在系統設備共同接地的情況下,負載端接一條接地線有用嗎?
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居家修繕
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