在換十幾年以上的燈具時發現牆內拉出的中性線是多條纏繞... - 居家修繕

By Oliver
at 2011-07-05T17:30
at 2011-07-05T17:30
Table of Contents
1.問題類型(a.規劃 b.修繕 c.知識 d.技術支援 e.其他) : b,c
2.問題描述(請詳述問題在哪):
最近在更換一些裝了十幾年的日光燈具,
目前發現有兩處居然是從牆內多條白線和燈具非火線的那一頭纏在一起,
一處是兩條,另一處是三條...我用驗電筆的間接感應方式測都是沒電的,
請問這種接法是沒問題的嗎?用意何在?我可以改成只用其中一條嗎?
3.問題存在時間:
十五年以上
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個人書櫃:http://anobii.com/lhd
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Tags:
居家修繕
All Comments

By Callum
at 2011-07-08T06:31
at 2011-07-08T06:31

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