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回答三点:
1 M7 Y9 r3 O( w+ O5 I1) EN 60335-1: 2002 cl 21.2 Accessible parts of solid insulation shall ahve sufficent strength to prevent penertaration by sharp implements./ p+ U" l( m- a1 A$ j
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.* D% Y5 }. r8 c- n6 |5 b
或者 ?3 }7 @7 o- ^) i1 a- K
2) 通过test Bb of IEC 60068-2-2的测试。
" d9 {- h* W; _% g0 c. U9 F如果是可接触的外部面,则可以:- f. {' d# v7 W2 |8 @
3) 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.
) D. ~( _" [- Q& w' U( Q) I( O; _- i150<=300 , overvoltage category II, 0,6mm. |
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