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! [/ L d l# H% S0 m | Mains Transformers( O& _8 q+ b& p5 g' p3 b( d
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| 61010-1(ed.1);am1;am2! H0 U2 X# S! [( ~! ?, v" u& {$ J) ?
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/ N( q1 O) G. U' ]$ YStandard:# s0 g* L2 S. R
IEC 61010-& _$ U: k! ^/ m+ y" h
1:1990+A1:1992+A2:19958 T' V6 b7 n% w E4 u
Sub clause:1 u8 L5 j% u3 B& N4 S$ G
14.7
( [5 V0 _( f6 r% j" |% k: A9 b* |' zSheet n. 3157 v' R0 M' r( ^. ?; i* U5 Q
Page 1(1) ^ s4 ?: O& j9 [
Subject:
- k+ P1 I0 O, YMains transformers
6 R! Z5 _% ?0 n, v+ S* GKey words:; R5 F# w7 N8 A! w
Transformer
( q: i3 o" M Z9 j; H# T6 z- t" Q; TApproval- A- V4 Z3 F9 f0 z' z7 ^
Decision taken by
! ]3 J; i% x6 H. h: C, ~ETF3 and confirmed
) N# _3 j" m( s) O* H9 q, G* |0 Wby CTL at its 38th& ]1 B# [# L8 G& _& `% O
meeting, in Toronto) w! w2 E3 N4 d- @$ f
Question:
9 H; Y" V; B( |# _6 L. Y7 w" YWhere a transformer is certified to IEC 60742, should further examination and test be
8 g( _0 i4 ~( w7 m$ `* z+ {6 j* \performed ?/ W$ q: k/ w% |; G, J
Note that IEC 60742 has been withdrawn and replaced by IEC 61558 series.5 Z6 w% a; l& X5 v8 ~$ Y8 Y5 b5 I
Decision7 y5 e% \' K0 X2 D1 t& f) X9 G
The entire equipment needs to be in conformity with IEC 61010-1. To achieve this,
6 E( v; l. V( F4 Nrecognition should be given to those features of the device which meet these requirements
9 P4 N y& L( T* j& |and are recorded in the approval report. Other features not covered should be examined for
, o# F) W; D0 V- ]4 }8 Kthe application concerned.6 u6 J6 ?+ T5 ]! X, g- K0 ?
Explanation
( k' J: O. z0 H: Z& TThere is not at this time, a common set of requirements for all transformers, power supplies
7 d% {, i1 R7 cand so on, laboratories must, therefore, consider the application of each device for the use it
/ j9 E4 \. P; y7 f6 Tis employed in the equipment." K4 y5 i( V! G& m$ b! T" K2 l2 B% C
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