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回答三点:& ]9 s% E4 l5 C/ q
1) EN 60335-1: 2002 cl 21.2 Accessible parts of solid insulation shall ahve sufficent strength to prevent penertaration by sharp implements.1 c% g& \5 B" `% b' [
compliance is checked by subjecting the insualtion to the following test (abrasion test by hardened steel pin), unless the thickness of supplementary insulation is at least 1 mm and that of reinforce insultioan is at lest 2mm.
: C/ S( N; `) @- z7 r, V& x2 D或者+ v: o. k' W! S( c4 {1 @3 j( e5 ]
2) 通过test Bb of IEC 60068-2-2的测试。, o! U' ^8 @! [$ j- V
如果是可接触的外部面,则可以:
* k- ]) D; m7 b& W9 }+ o F3) EN 60335-1:2002/A12:200629.3.Z1 If accessible reinforced insulation consitsts of a single layer, the thickness of this layer shall comply with Table Z1.
+ N7 R, r/ \1 \7 A% I150<=300 , overvoltage category II, 0,6mm. |
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