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| Mains Transformers
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5 Q5 v4 _5 J: v$ Q | 61010-1(ed.1);am1;am2
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Standard:. k" y) N1 {# j5 N0 A* Y
IEC 61010-
: K! R0 P& U& e. m8 z; ?1:1990+A1:1992+A2:1995* l% [+ J1 I. C2 q1 y
Sub clause:! m M+ @* a0 d6 h6 s* `7 T4 {
14.7
: ~/ k d* k3 Q: gSheet n. 326
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Subject:1 `% J3 L8 _1 C$ n
Mains transformers! O- {$ ~6 J8 _+ e+ Q
Key words:/ \( k: g- ^5 h; a0 G3 G+ F2 s
- Temperature# ]3 i3 S3 ^) ~* M
- Melting
2 u( D' I3 O- e8 | E- Limits
" } H$ E+ |. C- ]Decision taken by
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4 s* K# h5 w H6 G7 Qby CTL at its 38th
: |. J7 k! V9 m; \( Jmeeting, in Toronto
8 c( H( T, ^( i! J" C, TQuestion:
3 Q, e" z1 z. xWhat temperature limits should be applied in single fault condition?3 z2 o/ O1 e3 e' K1 O
Decision:
$ Z$ I3 t8 V4 O4 Z( l, ^( i% n$ hRefer to Table4 of IEC61010-1 ‘Motor temperature’.! G( m1 y1 t5 ?
Note: Where melting of insulation occurs this is not significant where it does not cause a* f4 n1 M# n X, F* j& c. X1 f
hazard.
x; a8 l& H& X I5 ?3 D! s7 UExplanation:
; b, M, n& g) Z1 ]) Q8 X; nTable 4 is to be amended to include transformers in its application in the next edition and a4 F# ]. F9 \7 N
text change included referring to hazards when insulation melts.
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发表于 2012-9-19 14:09
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