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|  DSH 485
4 k( P: d V8 _1 g( Q# I) K7 p- v2 O8 v4 o+ S
0 {, L P1 p' {7 h | Components) ~3 U4 V% h5 B4 R; G6 k1 X
| 24, ?) U" l% O; O7 u9 k8 I1 ~
| 60335-1(ed.3)
: K- K/ Y: @) i0 B( p5 s5 ?! E6 y |
" v- B' g) }, E# x* H7 Z6 BStandard: IEC 60335-1:1991, 3rd Ed.
' e1 H& g: s' S% j! J# U, V, ^ WSub clause: 248 Q$ B1 u4 a1 r3 }, W4 d
Sheet No. DSH-485
* B* |* `4 J% ~5 e0 mSubject: Components" d- M, m5 v0 N5 G
Key words: - Fuse-links1 U- q4 r# p& p f& C/ L7 t
Decision taken at the 40th CTL meeting 2003
3 f6 r# ?8 W/ D( E* `. d! oQuestion:
" }2 I4 u0 i- g6 m& ?, _4 I0 c' }When shall high-breaking capacity fuse-links be used?5 h, Y) U4 O0 `6 l2 X. o# p
Rationale:" } d, P8 z5 Z& X+ C
See question.( v" Y) Z$ w# w7 q9 J" l* B
Decision:
& z6 c( t! K/ I& _- H$ IHigh-breaking capacity fuse-links shall be used if the short-circuit current is more than 35 A/ e8 x8 L' z5 m- `& X' j! o
or more than 10 times the input current.' z; b/ |6 P3 s* k" g2 I
& b" @6 z3 m4 T! h* L% n. V0 x3 a6 q
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发表于 2012-9-11 14:37
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