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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。。。。。。。' O: o' y) \4 u7 {/ s7 E
En60745, p" i8 O0 |( |; o) H
21.11 Any assembly gap with a width greater than 0,3 mm in supplementary insulation shall9 u; e) @: ~/ F$ O6 Z
not be coincidental with any such gap in basic insulation, neither shall any such gap in" S+ c7 l% @6 F& V. T; C ~2 D
reinforced insulation give direct access to live parts.* b" R* v$ z( n7 B* s. X
Compliance is checked by inspection and measurement.
. ]3 ?( G( k8 L6 @$ ~% [% O3 L: U21.12 Class II tools or class II constructions, other than those of the all-insulated type, shall be9 {; p+ F! W* W# f4 S( f$ j% `
provided with insulating barriers between accessible metal and motor parts and other live parts. |
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