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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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/ D- n% w+ h+ s( n9 R5 h: p21.11 Any assembly gap with a width greater than 0,3 mm in supplementary insulation shall
) R1 y( t* y. E6 B2 R! Snot be coincidental with any such gap in basic insulation, neither shall any such gap in
7 p! ~- l0 ?7 L# H7 G& @reinforced insulation give direct access to live parts.
) p# i- q+ W! X4 k( iCompliance is checked by inspection and measurement.
- a- t" Q3 ~8 B21.12 Class II tools or class II constructions, other than those of the all-insulated type, shall be) b" U$ h, D6 N9 t3 o3 ^
provided with insulating barriers between accessible metal and motor parts and other live parts. |
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