本帖最后由 移民电工 于 2010-5-22 07:20 编辑 : Y/ _* W; N; g+ V/ O! |* V3 Z2 w+ h- [! m* b. Y G3 j2 n7 Q8 l" ~
Common mistake Question:/ g3 M' g% \. A5 G
# E. i$ ^5 M/ c2 B4 \What would you do? Lets say you are adding a circuit into a sub-panel, and you see no ground bar. The grounds and neutrals of about twenty 12-2s go to the neutral bars and the box remains ungrounded. Your sub-feed is four wire(A,B,N,G) and the last forgetful sparky left that bar that can bond the box to the neutral bar. please vote. % n' M9 s- Y: r8 L. F & F, L k5 c0 ]0 rPlease read Choices: # Y$ T+ C; T8 E9 b7 Z. F x( n( C5 v1 E( P! \5 V http://www.ceac.ca/bbs/forum-10-1.html