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|  DSH 485
" x6 p0 V5 Y4 b9 ?
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4 x) k4 T& Y L# k" H7 l | Components
( T8 U" D i3 o: f- i+ V | 245 T( s! o8 p5 g& n
| 60335-1(ed.3)
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3 d$ K7 n' g6 u; xStandard: IEC 60335-1:1991, 3rd Ed.4 e/ W( j- c8 b# m0 D
Sub clause: 24
9 x h" \' g$ u. s* C# kSheet No. DSH-485
! S* s7 x+ U! w- b! a/ [Subject: Components
2 z* n; F9 g( @7 }Key words: - Fuse-links
% ]2 ]- \- `9 P0 PDecision taken at the 40th CTL meeting 2003
9 e- v5 S2 {) }& gQuestion:% c- `1 m, B" g% [/ \- x+ j
When shall high-breaking capacity fuse-links be used?
9 H, ~2 i" N+ l) D f* B4 d0 IRationale:* s# G" W" z4 a5 X; b
See question.
) ~6 s) x+ G: L* L1 M6 Y6 J% N+ XDecision:- c. K h& O! _$ e* ]% K8 J1 R
High-breaking capacity fuse-links shall be used if the short-circuit current is more than 35 A2 Z' S! L% N& z3 n3 ^) A& M
or more than 10 times the input current.6 r# H( k8 q; _" e7 }! Y
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发表于 2012-9-11 14:37
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