電燈分段器的中性線? - 居家修繕
By Belly
at 2016-02-29T16:54
at 2016-02-29T16:54
Table of Contents
我去五金賣場買了個90元的三段分段器(即可用切開關數來選擇要啟動的燈泡)
估且不論該分段器的段是如何區分~
它的一側(二線)必是接火線和中性線~
另一側(四條)的其一~也是接中性線~
我想問的是~
如果我"另外"要再裝一個電燈~
中性線要拉過去接~
是要接哪一側~還是都可以?
另外~
瓦數大的燈泡如果用太細的電線~過載會熔掉或再起火~
那如果火線的部份用粗的~
中性線的部份用細的~
會影響電壓嗎???
畢竟電子經過負載時已變成光或熱了~
中性線應只是負責指引電流的方向~
它可以細點或很細嗎?
謝謝~
--
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