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引用第15楼June.Zhao于2011-03-30 16:56发表的 :- r+ P' q$ K! h4 q' ~
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$ x% O; I' p/ j6 f0 l& _我没说黄绿线不能用于功能性接地,黄绿线可以用于功能地啊. l% R4 u6 D( g7 w. X
但是:in a power supply cord where a conductor having green-and-yellow insulation is used only- [( \; O# z( v
to provide a FUNCTIONAL EARTHING connection:; P; G6 `6 N8 w
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U! R1 G6 g+ A0 k3 k我不认为60950的标准的要求也适用于灯具类控制装置。( U( O6 k8 C3 ^2 Z \# T
! A5 A; l8 x/ f, X& C: z/ J4 H6 `If earthing is provided to assist starting, or for EMC reasons, but is not connected to an accessible metal part, the luminaire may still be deemed to be of class II.
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二类灯具打二类标志没有问题。 |
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