|
|
|  DSH 500
7 U, r2 T4 `* r5 J8 W1 C3 }* K6 O& n6 h( W1 o9 Y( o8 u
| Creepage distances, clearances and distances through insulation
- g+ ]' c& ?8 U) _" H* M | 29.2
- B* F' `7 w+ @! E | 60335-1(ed.3)
9 q7 \2 C& H4 k$ ` |
8 t0 ]4 A0 {6 @( M3 `
Standard: IEC 60335-1:1991, 3rd Ed./ r3 D$ ^/ c9 _ c) s
Sub clause: 29.2
) ]! b4 F2 W# }$ G) ~% W3 z3 kSheet No. DSH-500
# M+ ?) i6 s' [Subject: Creepage distances, clearances and distances though insulation
9 }; F6 d R# k8 D7 _Key words: - one or more air layers$ z A' w8 q) g
Decision taken at the 40th CTL meeting 2003! m+ ?0 x/ c S; {% ^% `* p
Question:" [5 X! K. u6 x% U- k% B c. O- c4 D& k
What distance consisting of material plus one or more air layers (note 1) is required in
6 W1 M. o* O V/ Baccordance with clause 29.2?/ ]- P7 W }7 d0 \
Rationale:
c5 j# T* n* ^1 DSee question.- z; y9 r/ b, [! _/ ^! \9 g& g
Decision:% |6 @% A$ U3 `: I( f# X
Constructions as in the figures are according to the standard.
4 O4 \3 l: C3 {/ P3 e& l& z
$ M& t) n7 m& y0 n& b8 a1 u2 e5 w P: z& Q+ c% C
|
本帖子中包含更多资源
您需要 登录 才可以下载或查看，没有账号？注册安规
x
|
/1 
|关于安规|小黑屋|安规QQ群|Archiver|手机版|安规网
( 粤ICP13023453-10 ) 
窥视卡
雷达卡
发表于 2012-9-9 22:19
提升卡
置顶卡
沉默卡
喧嚣卡
变色卡
抢沙发
千斤顶
显身卡