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|  PDSH 1020
: ` r W+ C; S! F* [
" f& w F5 {: e* P1 X | Temperature of supports for transformers IP 00; e* o7 s' Z9 f
| 14.2& M# p- A I6 Q/ G% j
| 61558-1(ed.1);am1 & 61558-1(ed.2);am1
: O+ ?1 t4 T, W% X. a+ P# E |
9 a+ w, O4 M. u. w# m
Standard(s):- N) s1 m- d; e( n3 v
IEC 61558-1
5 m9 e& O( f% S' g2 g0 CAll editions
* k# \* _7 a" P7 I$ ?8 ^Subclause(s):$ ?4 `/ w; t( S) T+ G
14.2* y* V0 k0 P; E G
No. Year
# X- y X; }8 U2 y8 |PDSH( S2 r# J9 `1 w: N6 U# |5 Y% {
1020 2010
( r7 q+ E) [0 n" jCategory: SAFE Developed by: ETF5
9 e7 e, G$ |! G5 q% Q; Y& T& L$ H+ MOSM/LUM1 A( Q" O/ V: L7 j- w& {) L
Subject:
! s* Z( o4 }0 j4 a* @6 z+ h6 @Temperature of supports for$ K) l- _7 o1 K8 Z
transformers IP 00
% o6 n2 H4 }! s; x5 SKey words:
+ M/ i x" g+ W. x" N2 o- Temperature of supports J. N' p; ^2 |) l \) k0 q
- IP 00
7 M5 b! T% m2 ?+ Z0 o" h- TRF
/ T& m6 Y- [. @: ZTo be approved at the 49th) I4 @4 ~# } O- f9 F5 h
CTL Plenary Meeting, in 2012/ t4 J5 E5 D% p% O3 M
Question:- u! E% [% ^( E4 Z- B$ r" ~
Note 1 of clause 14.2 states: “ In the case of transformers with a protection index IP00, the temperature of7 ^( r% h7 K% G! z* c
the support is measured, but the values given in Tables 1 and 3 are not considered”. L' d8 |+ s; Y$ w
Does this mean that the temperature of the support must always be given in the TRF as an informative value?* e$ y' ~3 p- O% [$ @" C# R
Decision:
- C6 d C' Z# x2 D$ v1 oYes.1 O: g" z5 a8 v) ~
# {8 v7 ]3 \2 W0 p, l
- T1 u4 \# k4 h) S/ O q# W |
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发表于 2012-11-8 15:19
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