 鲜花( 2)  鸡蛋( 0)
|
本帖最后由 移民电工 于 2010-5-22 07:20 编辑
9 C" } _" j8 i$ c$ B$ Y
' [0 a( E$ Y2 b* `+ I, XCommon mistake Question:
- Y/ n. O6 g8 Y5 [4 m' h5 B
/ C0 T U+ R+ ]; R1 V% _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.
2 A& @6 n, x( i* E" W! P8 U/ n k
/ L$ ~) X: v5 a/ L3 ^) n7 XPlease read Choices:
6 U! a/ J2 P: R9 J& b' l- I) }& O' r% U3 G- d
http://www.ceac.ca/bbs/forum-10-1.html |
|