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发表于 2011-1-22 10:18
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CODE 10-408: portable equipent
. N+ \6 ?5 J: ^! f0 r% n' x6 L1)Exposed non-current-carrying metal parts of portable equipent shall be bonded to ground under the following conditions:...." y. U7 V) ^6 j) p
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.
: M1 c; r: Y! }# \嘿嘿 ,changlu兄,你没有出示依据,只能算你对一半哦? |
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