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发表于 2011-1-22 10:18
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CODE 10-408: portable equipent 
* W8 o$ L/ ^  v2 M$ W1)Exposed non-current-carrying metal parts of  portable equipent shall be bonded to ground under the following conditions:....3 h" P- y) M. U 
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. 
2 u/ }5 f! g# ]7 Y) b, ?3 K9 {嘿嘿 ,changlu兄,你没有出示依据,只能算你对一半哦? |   
 
 
 
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