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|  DSH 485+ `" x0 V5 q9 h+ |8 X. _
& O6 n! v; o5 e4 P
, ?! v2 ^9 ~: {& w. D! r3 s" Y" |: n
| Components
+ T: a8 x' h! z9 u | 24" q, S6 m! u7 s/ \8 P
| 60335-1(ed.3)
" ]8 K' C& C- b5 x! W) l2 w |
. N. A- B h7 e; m. \" nStandard: IEC 60335-1:1991, 3rd Ed.; ^, w: C/ [" T( d
Sub clause: 248 [4 f4 i4 X4 [
Sheet No. DSH-485. B1 A4 k8 N# D) ?; U# C# S+ @ @
Subject: Components$ \2 K% T- ~9 Y6 f* A& i
Key words: - Fuse-links2 s1 f$ r4 H( K0 s7 M) {: U
Decision taken at the 40th CTL meeting 2003
: {; w+ k2 X) z8 W+ x8 @Question: x Q+ n8 N* U+ s2 Q! D4 b x
When shall high-breaking capacity fuse-links be used?
7 |/ m: ~9 p9 y/ A6 bRationale:
8 r2 x6 q8 w! _/ `& z3 CSee question.
) A: ^/ s1 H t. QDecision:
: Q9 q; {8 ^5 X- P0 }High-breaking capacity fuse-links shall be used if the short-circuit current is more than 35 A E( ^! S8 S1 e N) _6 c% K
or more than 10 times the input current.8 E$ U# b/ R, v3 K7 B
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发表于 2012-9-11 14:37
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