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回答三点:7 K& _% E( D8 ?% t0 e
1) EN 60335-1: 2002 cl 21.2 Accessible parts of solid insulation shall ahve sufficent strength to prevent penertaration by sharp implements.
4 j6 j9 l* n' [/ c/ ?3 I: lcompliance 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./ K$ Q; |- J# o. B( T5 Z
或者
* T) f6 d- L8 t8 Y* C2) 通过test Bb of IEC 60068-2-2的测试。
5 o0 E" y4 h+ x7 J; B B如果是可接触的外部面,则可以:
: S9 t% P0 \( n9 I2 S- }$ 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.
X! M% B* G5 [; _: W$ Z" [, J% `150<=300 , overvoltage category II, 0,6mm. |
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