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|  DSH 485; z9 J& q' }$ r3 D4 c) }
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# ~$ O1 W B: k# [* |6 ~% g6 a f | Components2 O9 z9 t: L! [5 I7 H
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| 60335-1(ed.3)/ j. c) e) A: v; d0 r2 [$ s# _
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Standard: IEC 60335-1:1991, 3rd Ed." d) |: X t, C2 S
Sub clause: 24# U4 I9 G- g+ A( S3 n# O' H; C# ~
Sheet No. DSH-485
4 x6 X* R! p4 w( W- b6 NSubject: Components& o* l+ h' X( E# `- q8 a2 F' |
Key words: - Fuse-links
7 E5 H/ O7 {6 I3 hDecision taken at the 40th CTL meeting 2003' y6 I" y& u2 U0 R5 C
Question:( T) \+ u+ h4 W1 n! o
When shall high-breaking capacity fuse-links be used?9 l! X4 O% W6 u G1 l
Rationale:) v3 [' i; J5 o) j" M! d
See question.
$ {0 @& c! T. m# y2 ^* h8 V9 {Decision:
6 \1 }$ ^/ y9 FHigh-breaking capacity fuse-links shall be used if the short-circuit current is more than 35 A
* B3 d# r5 ?, P8 qor more than 10 times the input current.
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发表于 2012-9-11 14:37
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