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发表于 2011-9-21 13:48
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引用第5楼ican8848于2011-09-20 15:43发表的 :
T0 f9 I, P m# `) [绝缘距离不能保证,PCB板上未标识FUSE信息 2 [5 O z" e6 d
请问5楼,你说的绝缘距离不能保证是用多大的力?是2N吗?如果2N,应该是可以保证的。
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* F# _ p2 ^" N: [/ c% Q3 v6 A29.1 A force is applied to bare conductionrs, other than those of heating elements, and accessible surfaces to try to reduce clearances when making the measurement. The force is
* ~6 X" b5 A$ B3 S& ^! N- 2N, for bare conductors,
4 _( I1 o; L: w/ a/ r5 }-30N, for accessible surfaces.* T+ H% X- P4 E
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请指正。谢谢。 |
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