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本帖最后由 tsunn 于 2012-10-4 07:00 编辑
, S, M7 l9 P4 d7 w7 a2 xplmijb 发表于 2012-9-25 22:15
3 [2 K. E" N! z$ ^1:基本绝缘没有厚度要求。
* V$ m" H- ^9 M. e2:厚度和绝缘层数还需考虑cl.29的要求。
8 |% X/ Z% Z) L0 n: Y& T3: 对于II类结构,B型测试指碰到基 ...
; ~" E8 B) S$ O) m: K4 P) |3 r* P$ T& {
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。
# W. P: a$ }6 \/ o8.2 Class II appliances and class II constructions shall be constructed and enclosed so
7 P$ r( ~0 `1 ~8 A8 Rthat there is adequate protection against accidental contact with basic insulation and metal * {! s2 s) E: C5 O+ ?* u6 K) w. E D1 M
parts separated from live parts by basic insulation only. ?7 r& {6 o+ v' j
It shall only be possible to touch parts which are separated from live parts by double
; l* j& u- [, Q3 J" V7 j, Kinsulation or reinforced insulation .
. B/ a5 v2 r7 x6 @2 F6 LCompliance is checked by inspection and by applying test probe B of IEC 61032 in & y9 V0 }/ u! g, R# }: H
accordance with the conditions specified in 8.1.1. |
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