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|  DSH 5517 n3 Q4 u9 L9 a6 G2 q
$ H2 \2 t* s4 x! T* U' } | ratings exceed the Standard Sheet
3 x/ i: ^6 C) G+ f | Standard Sheets
1 i$ b# V# O' H% x* M | 60127-1' ^1 Q: w2 s5 d; U3 j; [' W
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! `: { G* A7 PStandard(s):4 o z+ N% ~0 Q2 M. _* Y
IEC 601273 W3 E3 N$ S8 X. ^3 M
Sub clause(s):
' Z o4 J J2 x( Z' bStandard Sheets
D) K g, J$ X/ u, UDec. No.
& U: A( N9 j5 L. j% G) _DSH- 551
8 F9 ]9 Q! M5 n" Q" |4 u9 M2 kSubject:) }2 `% L, t7 `8 V+ N1 L" y
ratings exceed the Standard Sheet
+ c- j8 c/ `& {8 r7 Q& ^Key words:
% a& L# m0 U. [; ^: T: D- ratings' x; f& ~- a% _) H" n( |/ g4 S
- specification- m: ]( d8 m7 y1 z. x. `
Decision taken at 41st
& |2 {7 f1 G- {! ~1 B7 ECTL meeting in/ R+ L1 M7 w9 P9 L# h& ]; S
Singapore.
- ]: D/ [( i: ]; zQuestion:) z4 g' K2 Z& h9 |
Is it acceptable to issue CB Test Certificates for cartridge fuse-links whose ratings exceed the ratings specified: E [' Q; E+ I) r4 E$ n5 Y
in the standard?/ d( }, K9 _0 ^8 n
Examples:. i1 a t+ j! ]
1.Cartridge fuse-links of time-lag low-breaking capacity of Standard Sheet 3 of IEC 60127-2, whose rating is
- q4 o+ x( g/ d8 } h12A 250V.- R+ C, }% m4 d
2. Cartridge fuse-links of quick-acting low-breaking capacity of Standard Sheet 2 of IEC 60127-2, whose rating$ R- A6 C3 i, Z; r! T+ h
is 10A or 12A 250V.+ a- a6 [% n" ]# M
Decision: S$ w6 V8 J- p3 ?! a9 j, H' j
It is not appropriate to issue a CB Test Certificate for cartridge fuse-links whose ratings
0 |0 W* j( I7 C$ q G2 w6 d8 |exceed the ratings specified in the standard.; s) }5 m, f _- S: k; Y
0 b' h7 @/ d; H9 W+ d; N% H }$ y6 o
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发表于 2012-11-7 19:28
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