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回答三点:3 O) {* l5 s( ]* A% o
1) EN 60335-1: 2002 cl 21.2 Accessible parts of solid insulation shall ahve sufficent strength to prevent penertaration by sharp implements.) x. A. k& x$ A$ s: n
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.
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2) 通过test Bb of IEC 60068-2-2的测试。
/ A' D. v' X' l5 c" Z7 d' A如果是可接触的外部面,则可以:% u$ k/ H! ^( }
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.: O$ c: x) I& ~. ]2 M" S8 ?0 P
150<=300 , overvoltage category II, 0,6mm. |
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