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|  PDSH 10195 {* s0 w( P& d+ r. ^
+ ~0 P- s* a/ @7 I* r( e8 k8 s | The use of the second edition of Part 1 in conjunction with the first editions of various sections o ...
4 S& h0 l$ j# m. j | Foreword
' v$ P4 [5 I3 c, j1 h$ `* U | 61558-1(ed.2) & EN 61558-1:2005 & Relevant Parts 2
" g- \" W- o8 O0 G" d |
, T H* {) S5 Y( r! P8 VStandard(s):
0 M$ z* n! {5 B" l# @IEC/EN 61558-1/2005
5 i+ x. {# }# KRelevant Parts 2% s( ~* H0 [5 y+ ]4 q
Subclause(s):
/ `0 D1 Q/ _2 h0 F wForeword9 l( k$ Z+ k/ s3 O7 ]- Y, X9 e
No. Year
( {) o1 ~- A& wPDSH
! p: v9 O$ G k7 w8 T) ~- E+ \1019 2010
3 D, @& L$ `( q. {3 c+ t+ n% K4 ZCategory: SAFE Developed by: ETF52 Q$ F7 W" i) o$ ^' e
OSM/LUM' Q! o6 I4 W# z! C2 E
Subject:4 G3 W9 `1 e" T; Z
The use of the second edition: D2 a: b- v" y9 S
of Part 1 in conjunction with4 H z. f; J% N5 q! c6 O. W2 H8 B
the first editions of various
) ^! d. I, }; f( R. Usections of Parts 29 y3 t0 T7 @# m% ]/ E; f
Key words:- @7 Q; }5 n @$ Y. |; ^ O
- Part 1 – Second edition; l8 V, j- e+ H, b2 D' O0 x
- Parts 2, u/ q( W5 w+ R% Y1 r6 u& B
- TRF
4 H Y0 ]" z8 ^" e' DTo be approved at the 49th
# ?, R8 G; C% B- J* w7 k+ G5 BCTL Plenary Meeting, in 2012. R) `9 e* H+ w- _. ^5 }2 U
Question:
' g1 M/ m, ]* w1 j; y; @In the Foreword of the second edition of IEC/EN 61558-1 the following statement occurs: “This new6 R+ x$ m$ Q' i8 c' o& ^
edition of Part 1 is only to be used in conjunction with parts 2 based on this edition. The Parts 2 contain
: }! v# L( _2 Aclauses of this Part 1 in order to provide the relevant requirements for each type of transformers”.
$ m/ A. r6 j/ Z3 O5 iHowever, only 3 sections of Parts 2 (2-1, 2-2 and 2-7) are based on the second edition of part 1 today.
$ O* z" k% T9 R$ D7 NA) How do we deal with manufacturers that wish to use the second edition of Part 1 for sections of Parts 2
$ W" M% B# J9 Z# h: T1 N$ qthat are not based on second edition of Part 1? Can we use the second edition of Part 1?
$ |* Y O& O2 z0 ~3 ?B) How to treat a case where a transformer is covered by two different sections of Parts 2, one linked to5 b6 l" o! Y- P# u
the second edition and the other linked to the first edition of Part 1?
+ {) [# i1 [; O% Q! s& t* VC) If so, what kind of TRF shall be used?8 o7 v/ o, J* f( X
Decision:
6 y9 S' Z& R, M& _9 ~8 T, QA) No.5 H5 A3 C0 W$ F% a, Q5 r
B) Apply the corresponding Part 1.3 }. L4 h+ Q! f7 Y; v7 M. }" d7 O+ q
C) Use the relevant TRF.
' m3 Z; t$ }5 v3 m9 v. B; U! ~2 U9 u$ ^) K; u. r" ^3 v# `$ S+ o
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发表于 2012-11-8 15:20
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