電燈關掉後仍有餘光(雙切開關) - 居家修繕
By Andy
at 2015-02-27T18:53
at 2015-02-27T18:53
Table of Contents
因為換了LED燈泡~
據說只要燈上有電壓...LED就會微亮...
有一種說法是說~
像一般有帶開關的延長線~
開切的線都會是火線那條...
(所以那種的插頭會一細一粗...插入時會分正反向)
那今天這個問題~
因為該燈泡在樓上和樓下各有一個開關~(雙切)
有沒有可能是因為~
其中一個開關裡頭的線上下接反了?
我有試拆過~結果發現裡頭線太短...我根本連插頭牆座都拿不出來
(真難想像當初工人怎麼接的)
所以先來問一下可能性~
請大家指導一下~謝謝~
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