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发表于 2011-1-22 10:18
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CODE 10-408: portable equipent# L- Y! _7 U; G, h7 F
1)Exposed non-current-carrying metal parts of portable equipent shall be bonded to ground under the following conditions:....) k6 U" Y' V3 U3 d4 G& N
3)notwithstanding (1)(2),tools and appliances having double insulation or equivalent protection, and so marked (回字头标志), need not be bonded to ground.& _" u: `: D" C2 `
嘿嘿 ,changlu兄,你没有出示依据,只能算你对一半哦? |
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