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|
|  DSH 4245 S3 H' b+ w3 F4 ?6 p& B
0 p5 l9 a) d2 d6 d7 W' f | Component ratings# `( q: e! i4 }) ?- U3 H
| 56.1 b)1 k. T; P/ C$ _2 A8 g4 d: \
| 60601-1(ed.2);am1;am2; D4 `* [1 b9 Y( ~
|
7 a5 v4 T6 ~$ ]% T6 ^' L5 mStandard(s)- (year and edition):
, u: w$ g3 [! X60601-1:1988 Ed.2 Am1+Am2
, n9 i/ ?' c! M; s+ J# E' T7 b* OSub clause(s): 56.1 b); M) x# z- U) ]+ z/ a% l# v
Sheet n°: DSH-4248 T: |4 }0 F* X$ c. w: I: N
Subject: Component ratings
2 _% y( d: \ n2 d; o* UKey words: Component, rating, requirement
7 `' _- [& A2 K* {1 XConfirmed by CTL at its 39th meeting, in Cologne& z* ]; }5 H" x4 u e
Question:" p+ C- z( q! i. V& r2 _9 e0 K
56.1 b) requires that ratings of components shall not conflict with the conditions of use in/ y$ _0 ~ ~" `8 c( h- T
EQUIPMENT. There are no requirements for components themselves to meet specific
% ] ]8 ]/ e; E! E1 d+ A' Lstandards which include the control of reliability.$ t- h4 D e, ]& u) C0 V! ^ ^" o
Decision:# Z5 T: Q% g: m- @ b+ Q
It is strongly recommended that components in the MAINS PART and in APPLIED PARTS
0 h/ X4 f1 Q$ v! S3 hshould comply with recognised component standards, consistent with their use. The following
4 e9 v& A& Q: S) Y! |0 c! jhierarchy of acceptable standards is suggested:4 V$ ?: W1 K0 ~+ l+ `3 {
1. International standards (e.g. IEC, ISO etc.) L3 [& w0 F ]. _6 D9 F
2. National standards (e.g. BSI, DIN, UL etc.)
" t/ E$ V. {7 g3 Z/ f2 C8 l7 C& |) X3. Component manufacturer standards, covered by suitable quality control procedures.) ~6 c% u3 Z6 U1 F4 @
The manufacturer’s tests and controls, supported by appropriate technical documentation.
S7 Y0 R- ~9 Z! o; C! e. @
4 p" ~1 {6 A, \4 L2 G9 y1 I: k/ w% J' n0 `6 Y. R7 T1 R
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发表于 2012-11-5 10:53
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