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本帖最后由 tsunn 于 2012-10-4 07:00 编辑
0 W) {& D$ w# K' B1 x$ j5 d4 Vplmijb 发表于 2012-9-25 22:15
) N0 {- W( j" U- B* u7 A1:基本绝缘没有厚度要求。
: k% K/ [; D( x' y/ p9 C4 c0 G# z2:厚度和绝缘层数还需考虑cl.29的要求。& g' V2 G3 g! M9 X. s
3: 对于II类结构,B型测试指碰到基 ...
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7 |5 ]% x# \' y+ o兄弟第三点有错,对2类器具和2类结构,使用B型探棒应对应8.2章节,碰到基本绝缘不容许!探棒离基本绝缘应符合29章的电气间隙和爬电距离。) o$ A7 s" _4 S1 k" J4 F
8.2 Class II appliances and class II constructions shall be constructed and enclosed so
; `4 {3 R& O- R. @1 L" [that there is adequate protection against accidental contact with basic insulation and metal 2 q+ m1 [* K2 i/ l
parts separated from live parts by basic insulation only. " V& A, h2 Z* h; t; e
It shall only be possible to touch parts which are separated from live parts by double 5 o$ H' x, z4 D. W$ j
insulation or reinforced insulation . 7 y2 j( f- P; W# z0 ]9 \) ` m- Z3 b/ }
Compliance is checked by inspection and by applying test probe B of IEC 61032 in
, \' s2 Y$ A9 E/ F/ ]* p3 F' I# Uaccordance with the conditions specified in 8.1.1. |
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