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4 A' n1 C* G- \: ? S# @+ H$ _ | Testing in single fault condition& R1 r* B& \8 s% D5 v
| 4.4+ ]% D3 U6 F' A# O" ]5 M) z2 |
| 61010-1(ed.1);am1;am2
+ m; ^; Y* q/ d6 q, G |
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Standard:
' J. p! n4 u0 m3 MIEC 61010-1:1990 +A1:1992 + A2: ?/ |0 z) Q8 g4 p
:19952 P( [& d! b! Z+ e% k3 ]+ O
Sub clause:/ e# }! H2 u [. _7 K. G* h
4.4
; n6 k: n, J0 i6 L6 [4 t2 TSheet n. 361 l3 I+ i( Q, t( z
Page 1(1), ^( Q M" U' b: w! x2 k* k
Subject:
% t( `9 Z( F4 S4 ^5 V# ~Testing in single fault condition
% X m. ~4 S- \+ Z& dKey words:
- T/ v8 N: ^9 o1 s# E7 a' o- Voltage selector$ n' m. W' B2 H
- Voltage selecting
8 T" K* X% o* Vmismatch
4 P& I( K& t* f( `# DDecision taken by
& J/ K, m2 Y+ M, l; x5 Q$ q3 R* C8 CETF3 and confirmed
- |* d m2 i7 {by CTL at its 38th
: i$ D% g* Y, W5 R4 f Kmeeting, in Toronto1 c) Z: x% u2 s/ Y( W
Question:# M C" f& |' ^
For products employing a voltage selector switch (120/230V) for an input voltage which is
; w' b0 T+ t! Q) R2 \6 e6 s R3 {accessible to the user, should a mismatch abnormal test be considered?
' g% I6 p- a3 y$ R1 fDecision:& a! G. M) h. M& f
SFC test must be considered as required by sub-clause 4.4.1 where there is a hazard.
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发表于 2012-9-18 12:30
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