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回答三点:
- {7 K O& C% {% u1) EN 60335-1: 2002 cl 21.2 Accessible parts of solid insulation shall ahve sufficent strength to prevent penertaration by sharp implements.8 W, L* N/ p3 D, {0 K* R; y) l
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.+ i7 T" \3 n+ F! w: a
或者5 i/ z$ n- Y6 D% V: r9 c
2) 通过test Bb of IEC 60068-2-2的测试。3 z* ~8 z6 r" r5 J- h" Y M2 ^
如果是可接触的外部面,则可以:
7 ?& O$ h# g$ f; {. J1 `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 Z1.1 n2 L: u! r N$ k. V2 b: ~1 _- o; B
150<=300 , overvoltage category II, 0,6mm. |
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