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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。。。。。。。
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6 }. K# i5 ]) }8 t21.11 Any assembly gap with a width greater than 0,3 mm in supplementary insulation shall
) |$ B6 s6 d9 c2 o5 m0 M, n& Ynot be coincidental with any such gap in basic insulation, neither shall any such gap in
I# K8 r8 F: h ~, c" oreinforced insulation give direct access to live parts.. Q7 P* N1 G# I/ z3 R3 P
Compliance is checked by inspection and measurement.
4 w( G; i( e6 ~: z: G; D21.12 Class II tools or class II constructions, other than those of the all-insulated type, shall be+ q ~$ `# |6 H5 w* E
provided with insulating barriers between accessible metal and motor parts and other live parts. |
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