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|  PDSH 1019
+ ]+ @# ?7 N) h; U' m0 ?% h
) E* m4 W' |- {# H$ U2 I- c | The use of the second edition of Part 1 in conjunction with the first editions of various sections o ...8 O! B% }: w" e1 q5 K c6 B5 }/ ?9 Y
| Foreword& z; K4 E8 x4 J: o, T6 O
| 61558-1(ed.2) & EN 61558-1:2005 & Relevant Parts 2, M0 Z: W+ d" p( x; c* t
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+ ]: C2 R/ B1 ^2 ~0 ]Standard(s):
+ d. y/ `; t1 r% m/ mIEC/EN 61558-1/2005
' o. v& x7 ^" \" ^- ERelevant Parts 2. l; P6 t8 W; ` [2 A+ k* C6 `
Subclause(s):
$ `7 u& X& P, }, G, ~Foreword
0 E1 {3 N6 _8 u5 ~# {/ m+ @3 QNo. Year2 L. K$ I( T: Z& V6 h/ B1 k
PDSH/ B0 c0 y. {% S8 }0 V+ E
1019 2010
8 L) h8 B) T# y3 K0 UCategory: SAFE Developed by: ETF5' \8 q3 @4 d) q0 J4 C8 T$ V
OSM/LUM
4 d2 E4 X5 }+ G7 l8 b9 LSubject:
+ N! ^ @7 d. |: ^5 fThe use of the second edition5 I8 ^3 _+ v$ @) w
of Part 1 in conjunction with
, w- K4 P; A$ d# h! Uthe first editions of various
( m; y( O* q1 N% m7 xsections of Parts 2
; M. f7 D! V [# z& }$ W" Z1 ]. wKey words:
7 n. ^: d+ T {8 m$ H6 x- Part 1 – Second edition) T' x; o+ ^( t {. p
- Parts 20 X2 w3 I' B4 U5 }7 a
- TRF
. a, X2 j: Z& Y: g2 y ATo be approved at the 49th' U! w1 H% r( t/ I* T' a( n
CTL Plenary Meeting, in 20126 v6 F8 |) k- F6 A" S/ z
Question:, I6 i' o' s. Z' O
In the Foreword of the second edition of IEC/EN 61558-1 the following statement occurs: “This new& {1 k0 w1 _5 z* ]7 U, k$ K% _
edition of Part 1 is only to be used in conjunction with parts 2 based on this edition. The Parts 2 contain# j4 m# o9 h$ a1 P' d
clauses of this Part 1 in order to provide the relevant requirements for each type of transformers”./ c: c9 {0 L% P, n7 K) W8 J( |
However, only 3 sections of Parts 2 (2-1, 2-2 and 2-7) are based on the second edition of part 1 today.: S# q6 J( q' K% d! }7 m
A) How do we deal with manufacturers that wish to use the second edition of Part 1 for sections of Parts 28 K$ r3 x, i: Z8 X# U# ^* Q, ~
that are not based on second edition of Part 1? Can we use the second edition of Part 1?& c5 b% w/ e2 `, h* ]+ @ z: b
B) How to treat a case where a transformer is covered by two different sections of Parts 2, one linked to- f; c. M, B3 Q% q6 j& }: y/ Y
the second edition and the other linked to the first edition of Part 1?
$ V' H( O5 W7 e* u6 @7 LC) If so, what kind of TRF shall be used?! {7 i% q8 K! T, [% h
Decision:: S- F1 ~8 T6 h# O( }( j
A) No.! L9 g4 I. Z, @5 l$ Z
B) Apply the corresponding Part 1.6 d' z# R6 }, C* g% Y
C) Use the relevant TRF.
6 C! q* m V+ Z5 k$ \: a2 M
3 M3 q& {" W6 Q |
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发表于 2012-11-8 15:20
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