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回答三点:
1 S+ s D, a; H# b1) EN 60335-1: 2002 cl 21.2 Accessible parts of solid insulation shall ahve sufficent strength to prevent penertaration by sharp implements.
9 m+ L/ i' v! @2 L1 l$ k) wcompliance 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.6 }7 r" d5 L1 G6 z$ a: N% p' ]* u
或者' K# |# K3 v( b
2) 通过test Bb of IEC 60068-2-2的测试。
i. ?9 ^" C6 Z如果是可接触的外部面,则可以:% h0 f: }4 s5 K6 ]
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.& `+ e$ B0 X+ k
150<=300 , overvoltage category II, 0,6mm. |
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