安规网

标题: DSH 472 Supply connection and external flexible cables and cords [打印本页]
作者: 小米    时间: 2012-9-12 12:51
标题: DSH 472 Supply connection and external flexible cables and cords
DSH 472
) ~6 H$ I" J' m# Z, y1 q1 l4 R. n/ d) p# x* W
1 S5 }: J) O: o! V0 |% u
Supply connection and external flexible cables and cords+ o9 s$ R+ f' q
13.1
. p* u& f+ B( d% A" t  |, O		60335-1(ed.2)+ c# l8 i1 b$ B! t1 a( C  k; p5 Y

5 {# r+ d9 _' m1 |( b) \Standard: IEC 60335-1:1976, 2nd Ed.
' n; g: }) Z  j4 U7 ZSub clause: 13.1
% W/ w* d0 n" k& _Sheet No. DSH-4723 Z- f' p/ ~' a3 K( _* X9 ]2 _
Subject: Supply connection and external flexible cables and cords
5 h; t+ p* D5 B+ E7 qKey words: - RFI filters
% Y% j" p5 p+ b1 ?* y* Y) XDecision taken at the 40th CTL meeting 2003
) _8 e# C1 k% E; Z& r  E$ n6 gQuestion:  P( o8 d* R% v, y" ]- p
Are protective impedances and radio-interference filters to be disconnected before measuring3 t' n; |1 x% g! j
leakage current?  r! Q# D6 ]& W
Rationale:
8 Y) c: Y" a, {% [9 ?$ OSee question.
" d2 n( d# t+ ~0 b% G  V3 SDecision:* d7 F2 @+ z5 t4 q/ A+ ], i; o
Protective impedances and radio-interference filters are disconnected before measuring the leakage' F; j3 w3 D$ l3 J, `0 v) j% [
current.
6 _: E6 ]' ]+ y/ \& o; T2 P0 L+ s
" ^0 I; t% p, u, o[attach]75860[/attach]
2 E4 H7 N6 N! a5 m



欢迎光临 安规网 (http://bbs2.angui.org/) Powered by Discuz! X3.2