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| Mains Transformers: Q! }9 u% K+ c/ a# B
| 14.79 Y, ^" X- a9 x* x( R" ?
| 61010-1(ed.1);am1;am2
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' U o& B0 I1 l1 A/ j/ V2 U1 iStandard:( P1 b' S- M3 a6 f
IEC 61010-) v- q4 l, i2 P
1:1990+A1:1992+A2:1995) X' x4 a3 C* V2 p7 V+ z
Sub clause:: ^( u9 g' t; C% Q& e
14.7
) L* `7 j$ W+ N, A( g9 r3 SSheet n. 315
a) }% d/ m! ]' w8 iPage 1(1)
8 P# b- W0 c0 j6 aSubject:# x' r: Z- s5 E* ^
Mains transformers+ Z1 ^# _3 z0 g0 E& b( v
Key words:
! M2 j" B% l+ b1 ^2 _Transformer+ O: J3 q' |; ?: l5 {8 `
Approval- j; ~! w2 L5 _ N
Decision taken by
* q) z7 ?" I7 i6 ^% CETF3 and confirmed
1 w) G) U' w$ G* o" r# w& u$ Dby CTL at its 38th
" `* T$ A# a. }- J2 k1 w+ Lmeeting, in Toronto/ j2 }4 V! u# P* P7 V9 }5 ^; C
Question:
& [, U, f' L" D z1 }8 AWhere a transformer is certified to IEC 60742, should further examination and test be; ]/ ]: v0 o- }2 \! P
performed ?
+ b' y" ~- L U, ^* R! QNote that IEC 60742 has been withdrawn and replaced by IEC 61558 series.
0 J% ^! W$ h# @. i0 G( |Decision5 U0 I* L2 P9 h& M n
The entire equipment needs to be in conformity with IEC 61010-1. To achieve this," K1 i, j! B+ j$ r1 ]( F: d
recognition should be given to those features of the device which meet these requirements' O# e N9 { g6 |. R- ^# _
and are recorded in the approval report. Other features not covered should be examined for5 b% y- {/ }: C/ j3 J# W& U
the application concerned.' F7 ], j# e: \0 D; a) `
Explanation
3 g, ]' F4 v S7 a1 c! i9 SThere is not at this time, a common set of requirements for all transformers, power supplies
# M+ _# c5 f; T* j; _& C8 R) vand so on, laboratories must, therefore, consider the application of each device for the use it
+ @& `2 {/ r, I4 g: A: xis employed in the equipment.) c' h$ ~* w; C+ N
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