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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 :6 [1 Q' F6 P) P. @' ~
绝缘距离不能保证,PCB板上未标识FUSE信息
# m4 ^4 t' _6 A' X0 i) a% p r! l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。# J" O5 T. h7 D9 ~" L8 x3 ~: s9 n
2 d* N9 e5 X6 T5 U& ^29.1 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 $ a; ~& g3 K5 v9 v; t$ B+ d
- 2N, for bare conductors,, Q" M# H6 L$ j, A
-30N, for accessible surfaces." K/ Z4 t- o, k/ C
2 O! q8 |6 C1 I0 }7 s9 {" V+ _- m请指正。谢谢。 |
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