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| Mains Transformers
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5 c# V6 f/ X0 l+ }7 {6 L! i4 Z | 61010-1(ed.1);am1;am2
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Standard:
0 l- N0 v( f" D( pIEC 61010-
, o' i! ]4 n# D F1:1990+A1:1992+A2:1995
$ i& h+ A" Q, R' M7 I; Q; iSub clause:
! v$ M/ h, _$ G( ^) N14.7
& x+ \, ?4 k7 n) J) KSheet n. 315
5 U( u$ Z M/ Y: a# O0 M9 zPage 1(1)
: @% _6 u4 h' q3 k0 SSubject:
/ k/ [- C# W! {# G! p! cMains transformers
' A: Z4 H4 L1 cKey words:( ^# k2 u8 z/ {- }* i4 j' h
Transformer
5 m' U% U& u/ G- v! g7 x5 aApproval
# \4 h2 }5 U8 z7 ?( _Decision taken by
. J! c/ I! W/ vETF3 and confirmed
! j7 r3 n' ~ M( g1 G( g. U& h( f! W% Jby CTL at its 38th
$ X# W5 T9 k8 d8 S: hmeeting, in Toronto ?( G" o8 J9 N; h# V
Question:
1 _" X& u% f# m) ~# i- J8 mWhere a transformer is certified to IEC 60742, should further examination and test be4 m/ t: k9 t9 }( b F
performed ?; t4 n# J6 v! P7 F4 g7 q
Note that IEC 60742 has been withdrawn and replaced by IEC 61558 series.3 n5 s. O0 k' k# g; [7 g! C
Decision9 j) t1 y; N/ v$ B
The entire equipment needs to be in conformity with IEC 61010-1. To achieve this,
! _+ t8 v# x' d7 j. n* z7 a4 w$ Jrecognition should be given to those features of the device which meet these requirements
2 v w0 Z; k+ I9 \and are recorded in the approval report. Other features not covered should be examined for
0 c0 I" o$ Q2 m% X& D+ a4 x( zthe application concerned.0 D! O. J+ |' N c3 W) k& D6 p! L) Z
Explanation
/ p* T! f4 V4 P" eThere is not at this time, a common set of requirements for all transformers, power supplies3 @: t7 h- H' v: L+ z+ a1 C; |
and so on, laboratories must, therefore, consider the application of each device for the use it
" Z5 D4 I2 Y- b; I+ G3 T2 H6 ~ `is employed in the equipment.
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