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|  DSH 551
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" U a( P" }2 e5 p2 m0 u, N | ratings exceed the Standard Sheet
- W6 l6 O# d. ~& c! e0 H1 V | Standard Sheets
; W! H- `5 j3 T# D! L+ j- M | 60127-1+ l) C, I# y0 Z2 r5 a
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1 I' P& v! {0 v, O4 v& Z9 C* }
Standard(s):
" H" K' T3 m/ q' W4 ?- tIEC 60127
' {0 H: e7 t1 S: K5 L. [Sub clause(s):' o% Q" W: p" n4 M- ~5 v+ p; E
Standard Sheets% Q1 d6 k. a' B: Y9 a% ~+ c
Dec. No.4 I9 S: y7 j, S. H
DSH- 551# M. y, [6 o2 p: H8 }
Subject:
* i9 e H# E9 f: }' S$ R3 z, ]; C/ Rratings exceed the Standard Sheet
6 o! ` S2 R! a: \3 E) n7 sKey words:# \3 g* m' @7 a; l5 b4 q
- ratings
3 w; V" f0 r2 @* ] u- specification& @2 J+ H8 e& x! H4 A- O
Decision taken at 41st
* I! Y% b3 T R. r* ZCTL meeting in0 F; C/ V8 a3 b9 E
Singapore.
- X* {+ B+ t s9 C2 a# C4 C) uQuestion:
8 ` y; l4 q8 s5 FIs it acceptable to issue CB Test Certificates for cartridge fuse-links whose ratings exceed the ratings specified
7 K$ ], \$ E+ Nin the standard?
+ P( F6 Q8 X1 ]/ n- A) sExamples:4 y: A5 O7 I) \9 d. i ^# ~! |
1.Cartridge fuse-links of time-lag low-breaking capacity of Standard Sheet 3 of IEC 60127-2, whose rating is( o( o. h0 T$ L9 }$ ?0 I: Q
12A 250V.- N% Y: J' s0 F0 P; L3 \
2. Cartridge fuse-links of quick-acting low-breaking capacity of Standard Sheet 2 of IEC 60127-2, whose rating
0 D0 Z' `, n" K2 i6 t Ois 10A or 12A 250V./ S4 d5 X m8 N6 J! y3 y& X- ~
Decision:# O& o5 x5 e) K- p$ } K. ]
It is not appropriate to issue a CB Test Certificate for cartridge fuse-links whose ratings4 H: w) [+ g- n) w& ^& G( ?
exceed the ratings specified in the standard.# a+ v3 o {0 `/ k; L
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发表于 2012-11-7 19:28
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