|
|
|  DSH 510% r7 `8 G2 m0 h2 y& ]; M, J
6 u; k; C9 E' a0 H6 `
| Creepage distances, clearances and distances through insulation0 Q z6 ^8 J% V% P
| 29.1
' k8 I! Y+ \6 M; H: X | 60335-1(ed.3)+ v/ i0 A6 k3 M( A9 f! \
|
5 o- U- @" G4 l, s
Question:' l: a& f5 G9 U( O, Z& d
What creepage and clearance distances are applied between terminals of a switch?3 G$ ~6 d: C+ w8 p0 |4 m( {5 I1 d4 Z' I
Rationale:: p0 G( \1 W9 R
See question." X$ q2 f: N3 ? L/ f
Decision:$ C; P+ L& J) g
1) Regarding the distance of the terminals themselves, the component standard shall be
. D1 m6 p/ j! K2 w2 ?- G# Gapplicable. In regard to the connecting points to the PCB, the appliance standard shall be
+ @; S' `: a6 y1 K* w3 q2 o0 i# vapplicable.2 b. Y% [- Z0 X( k/ z& d, j
2) If the switch is not required according to sub-clause 22.40, the requirement for distances* E; |; ]* Y$ U5 l# Q
between the terminals ( live parts of different polarity) is not applicable, according to the last. W: w9 O' Y' E
paragraph of clause 29.0 i( Q/ U) H1 v; Y# o+ i5 o
3 V6 g$ O0 A8 r7 l4 U7 ^3 ^7 {' V" J4 T3 ]! g$ w. |* n$ a
|
本帖子中包含更多资源
您需要 登录 才可以下载或查看，没有帐号？注册安规
x
|
/2 
|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 17:07
收藏
分享
好帖
鸡蛋
提升卡
置顶卡
沉默卡
喧嚣卡
变色卡
抢沙发
千斤顶
显身卡