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回答三点:$ B$ J0 E7 }- \- q$ R
1) EN 60335-1: 2002 cl 21.2 Accessible parts of solid insulation shall ahve sufficent strength to prevent penertaration by sharp implements.& F; w5 v7 }" k, l% H7 g7 e
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.5 e4 }! _. B% G6 H5 i2 o; Y7 x
或者1 E+ E, F+ K+ T) g$ ~
2) 通过test Bb of IEC 60068-2-2的测试。2 m3 k3 c) A" ]0 e) D2 B" }/ j
如果是可接触的外部面,则可以:
9 b! T. K) c) b' o3) 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.
$ W; U5 X% t" z6 O- O150<=300 , overvoltage category II, 0,6mm. |
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