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本帖最后由 tsunn 于 2012-10-4 07:00 编辑
4 _6 r) d2 W& y/ C. tplmijb 发表于 2012-9-25 22:15 ! n6 y) B: \- W/ F- Y" s
1:基本绝缘没有厚度要求。
+ J" w" Q8 }3 N' {2:厚度和绝缘层数还需考虑cl.29的要求。% ^' T& [, w) U2 }. x% \5 d
3: 对于II类结构,B型测试指碰到基 ...
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- v+ c# b! z0 T+ ^7 [* D4 ~# J |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。3 m# A, X! d/ q. x+ l: j% \
8.2 Class II appliances and class II constructions shall be constructed and enclosed so
8 g3 Z' x2 b( b4 d- Othat there is adequate protection against accidental contact with basic insulation and metal
8 q4 d! H7 p3 S3 v+ dparts separated from live parts by basic insulation only.
" u0 ?: J8 E' l; E/ E, ]" jIt shall only be possible to touch parts which are separated from live parts by double
, _% O8 a+ g) c/ w) ^0 dinsulation or reinforced insulation .
& w0 B" J# e9 K* i3 E& {) CCompliance is checked by inspection and by applying test probe B of IEC 61032 in 5 J1 H5 l' \0 \+ v5 B
accordance with the conditions specified in 8.1.1. |
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