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楼主 |
发表于 2007-7-24 15:26
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感谢各位的意见!长见识了。但似乎标准上比较明确的指出了这种结构的不符合性。还是在困惑中。。。。。。。5 q' Z) \1 k3 e: |+ Z& J& p/ n7 u( Z
En60745
% j7 i0 T) o. z) \9 m+ r21.11 Any assembly gap with a width greater than 0,3 mm in supplementary insulation shall3 I1 v E8 I$ g: `1 c
not be coincidental with any such gap in basic insulation, neither shall any such gap in
* t1 U* Y- ~2 b' b6 `1 P( L( H ~9 Ureinforced insulation give direct access to live parts.
5 i' l' p. ]& v8 _, |Compliance is checked by inspection and measurement.
' ]: u/ k, J, x! B9 o21.12 Class II tools or class II constructions, other than those of the all-insulated type, shall be$ @9 s7 s6 m+ h) H) @- E, q# S$ t# F
provided with insulating barriers between accessible metal and motor parts and other live parts. |
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