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标题: DSH 485 Components [打印本页]
作者: 小米    时间: 2012-9-11 14:37
标题: DSH 485 Components
DSH 4856 G; e8 U5 y& y* Y7 U

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7 Y0 ]$ A0 V6 [, I1 C( b6 `		Components3 j! c4 }, j7 |* K9 c  Q: j( B& E
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! _9 _. i- f3 c8 f9 m# U		60335-1(ed.3)
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5 R; R" c3 W7 _+ d% _Standard: IEC 60335-1:1991, 3rd Ed.- ^0 ~! |$ d! o/ }0 }
Sub clause: 242 `4 o7 B: @# G0 v- [- c/ ]' B
Sheet No. DSH-485: h" ?* e0 |7 A8 Z# F
Subject: Components9 X5 m; o0 m) A, p
Key words: - Fuse-links
+ ?0 r7 A. u% z2 S( F# KDecision taken at the 40th CTL meeting 2003- [" \# [, A0 `8 g, k$ d/ x& @- n
Question:
& A  [4 Q6 \% H1 W7 G2 Y3 h! u& f8 `When shall high-breaking capacity fuse-links be used?
& r. s" ?2 I% C* {Rationale:. i# d2 R1 H, x7 F
See question.. o  S: Z3 N8 g4 k  G% X  l
Decision:
- n1 x! X% z$ c& GHigh-breaking capacity fuse-links shall be used if the short-circuit current is more than 35 A* `4 }7 {, T5 }' P- [! X1 h6 g
or more than 10 times the input current.5 P. ]! e( Y' M4 [+ ^) @
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[attach]75840[/attach]
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