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发表于 2011-1-22 10:18
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CODE 10-408: portable equipent
& U; B- B% G2 x: A& j) F+ v1)Exposed non-current-carrying metal parts of portable equipent shall be bonded to ground under the following conditions:....: f; k4 x; m- H2 r/ `& U* v* M
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.# X) ?! {; U. [; ]7 M
嘿嘿 ,changlu兄,你没有出示依据,只能算你对一半哦? |
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