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. p! x4 l# X" U- ~ | Mains Transformers
3 M0 y5 |& @2 }$ v | 14.70 j$ k6 \% o( C! d
| 61010-1(ed.1);am1;am2" T4 C& W, i2 N# H9 h
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Standard:$ f: ^2 N: ?. w4 H* s
IEC 61010-
9 o3 Q$ Z( T! D8 o5 P& p1:1990+A1:1992+A2:19957 |# n! [" k, C
Sub clause:
5 x$ e. O! J; L8 ]14.7
$ ~0 \, T0 Q2 T5 _' g# j- a% U; F* {. ySheet n. 315$ W8 ]. O1 [7 d0 D9 x
Page 1(1)
+ c: \( V! D+ _3 u- qSubject:
: ^" |6 G5 r' p( S" lMains transformers
, G1 p' s& ]: f9 h% n# N# tKey words:
5 V8 v/ E6 E1 g+ f( t+ e8 J$ r: WTransformer
* `6 H3 g! f# F1 r6 c& T" q! x- JApproval
% K" C. S6 X7 g: O e& a3 PDecision taken by
/ @& T, v, V3 \ETF3 and confirmed
# Q( T4 K0 L4 U& Vby CTL at its 38th
1 X3 m/ r; p; T8 k4 U* rmeeting, in Toronto% x( j( n1 y4 N9 H) p6 ~
Question:% A7 T/ x* p3 z$ Y
Where a transformer is certified to IEC 60742, should further examination and test be
" O. V$ H) R, I) W% F* ^performed ?, d7 M: L9 g5 X* |
Note that IEC 60742 has been withdrawn and replaced by IEC 61558 series.
) ~5 L, n! j% @/ N9 t/ hDecision
1 {* t( w" i; F l" TThe entire equipment needs to be in conformity with IEC 61010-1. To achieve this,* |# l4 T7 u/ }! p7 A$ x+ L( E
recognition should be given to those features of the device which meet these requirements; k+ U$ u) Y7 I, `1 E! J- W
and are recorded in the approval report. Other features not covered should be examined for% z( |8 }3 w2 P! V7 |2 q3 \4 ?
the application concerned.
; d4 i9 H5 a6 N# Z8 x0 J7 K9 T6 |5 yExplanation9 H3 U' |3 ^: ^. y8 |& l
There is not at this time, a common set of requirements for all transformers, power supplies R% p# }: W) g9 T+ ~7 ^' B
and so on, laboratories must, therefore, consider the application of each device for the use it
# x7 R" `" ~4 H1 i7 t xis employed in the equipment.6 t# E: Z& A$ w" T* A' Q- Y
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