|
| DSH 485# G$ F8 x3 ]7 ^
X& t2 L6 v+ H/ f8 _
. q; c& b c1 ?4 F4 i | Components
0 }; J2 w- o. J; [7 l | 24% ^7 O0 Q7 `- ^1 I3 Q1 E, T3 l
| 60335-1(ed.3)' P/ M l8 \/ V |8 p
| ; A/ B; ^& K8 F B
Standard: IEC 60335-1:1991, 3rd Ed.
; D# M: F* N, xSub clause: 24
! ?. z' F' ?! OSheet No. DSH-485
% B3 ] j w* ?5 \7 YSubject: Components
$ _4 ?2 O" |3 Q9 BKey words: - Fuse-links
5 V2 v6 [! q2 r sDecision taken at the 40th CTL meeting 2003$ i. R6 n! ?, m/ B% e7 d2 _8 m l
Question:. K4 T* o% w) e" G) N0 }+ k
When shall high-breaking capacity fuse-links be used?
( Y" H, o. @% q9 i* \; @ m0 sRationale:
! `. J" @' J4 S/ f! V' \ d/ DSee question.
; v3 e5 n/ V3 O5 B+ SDecision:
8 m: U+ B- A2 p! S- l$ a, ^) R! ?; rHigh-breaking capacity fuse-links shall be used if the short-circuit current is more than 35 A+ V1 b/ v$ n% c0 \7 {/ P: v
or more than 10 times the input current.
' J7 k% g9 q" Q/ o7 g% v) N4 i5 S) ?9 G% [& q& w. w8 U
$ t, r# T+ M, j3 B
|
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
|