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发表于 2011-1-22 10:18
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CODE 10-408: portable equipent$ x. B# u* ~" H* |( `4 P9 L* n
1)Exposed non-current-carrying metal parts of portable equipent shall be bonded to ground under the following conditions:....' q0 ~% h" L* ]+ o( ]/ Z& o0 O5 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.- n7 y9 K6 m& R
嘿嘿 ,changlu兄,你没有出示依据,只能算你对一半哦? |
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