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[技术互助] Common mistake Question,现场图片一览

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发表于 2010-5-22 05:23 | 显示全部楼层 |阅读模式
老杨团队,追求完美;客户至上,服务到位!
本帖最后由 移民电工 于 2010-5-22 07:20 编辑
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% _( Z. p2 `: H0 lCommon mistake Question:4 r1 U0 t- F& D- m, g* b& U

/ m2 ?% C$ `: z( A( ~. b2 ]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.# U; i7 f. K. r! y$ v% D1 S

! x, U1 L' G/ c6 h' _Please read Choices:6 Q8 P" q# f+ b2 b3 W5 x) p: w

+ Q, s" c5 P! n6 u, thttp://www.ceac.ca/bbs/forum-10-1.html
鲜花(2) 鸡蛋(0)
 楼主| 发表于 2010-5-22 06:20 | 显示全部楼层
现场图片一览
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( W- Z1 _: ~) X' T/ x& L& W3 A加拿大华人电工论坛
* ]% A+ r/ X3 Y. \http://www.ceac.ca/bbs/forum-10-1.html
鲜花(2) 鸡蛋(0)
 楼主| 发表于 2010-5-22 06:20 | 显示全部楼层
现场图片一览
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加拿大华人电工论坛
9 X  I' ^, B5 p0 k, R( i8 r7 p& V! Chttp://www.ceac.ca/bbs/forum-10-1.html
鲜花(2) 鸡蛋(0)
 楼主| 发表于 2010-5-22 06:21 | 显示全部楼层
老杨团队 追求完美
现场图片一览
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加拿大华人电工论坛
. k6 O2 v- i5 d+ Zhttp://www.ceac.ca/bbs/forum-10-1.html
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