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回答三点:
- ~( k9 T% e- Q! O" R' e1) EN 60335-1: 2002 cl 21.2 Accessible parts of solid insulation shall ahve sufficent strength to prevent penertaration by sharp implements.8 ?6 P8 z p( h. G: C
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., b9 H! \- w8 X5 J6 d( R
或者 P$ ] G. C0 p2 |6 M5 b% t: M
2) 通过test Bb of IEC 60068-2-2的测试。' K% V+ a5 n8 n4 T
如果是可接触的外部面,则可以:6 D- y* t7 m# o# U6 x& q
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.* l# d# ?: k n- J6 {
150<=300 , overvoltage category II, 0,6mm. |
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