電線一般有邊三隻色？每隻色又代表乜野?我成日搞亂晒...
By maria ma (pupil) on 2010-02-03 Answers 4 Views 587
By wushukhan on 2010-05-01
L火線通常紅色N回路通常係白綠雙色G地線通常黑色......
By peter pang (pupil) on 2010-04-08
紅色是火線, 籃色是回路線,綠色是地線~~~~~~
By VaVa (graduate) on 2010-02-05
相導體（或帶電導體）: 紅/黃/藍; 中性導體: 黑; 接地導體: 綠/黃
By ken ho (middle-school student) on 2010-02-03
一般分有紅 (live、火線) 籃 (netural、回路線) 綠 (ground、地線)，也有啡、黑配綠白雙色的。啡色是火線、黑色是回路線，綠白雙色的是地線。
