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| DSH 319
5 @$ {6 y- ^5 Y1 l9 x& h, s$ M | Compliance for requirements for Electric Shock Protection
/ G$ j) @! E* [2 \0 \2 _/ k | 4.4.4.1
$ P8 L$ k7 [# v | 61010-1(ed.1);am1;am2% b( l& \& S5 W% O
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Standard:
' O0 d% m4 L2 H6 TIEC 61010-$ q. ?; k8 f" l( {8 p
1990+A1:1992+A2:1995
/ |) x0 H( Y( z! XSub clause:. p1 B" U' \5 ~" u! l) D0 ]( u% u2 b
4.4.4.1; V2 K4 b6 B& g5 F' @
Sheet n. 319
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Compliance for requirements for# Y5 [& v% e9 G' h8 Q( U0 Y
electric shock protection$ c1 H) t X& J* g1 B9 W+ }
Key words:/ U) ^, z/ l7 |
- Shock/ r7 u0 |, ]1 [
- Fault condition
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ETF3 and confirmed" C" r! m7 t7 j$ P% F7 U: j+ d- Y
by CTL at its 38th
7 Q" E) ]& U2 j2 G1 Tmeeting, in Toronto
g0 [7 i$ i1 Y( L. XQuestion:- g5 g! a7 f4 `) ` y* a# y
If a fuse operates when checking equipment in Single Fault Condition as required by! e6 K# I7 w0 g. ?* Z: p
Clause 6.3.2, should the fuse be replaced before the measurement of voltage, current and
" F5 P7 A- I7 R' F( Scapacitance are made?
. K! D9 i: a4 H$ o& VDecision:7 q6 [: J7 {9 X
Where the fuse link is operator replaceable it should be replaced up to 3 times to enable the
4 `( p% x/ w/ {9 C) f5 |2 smeasurements of 6.3.2 to be performed.- C) `. X9 C" ?) l
Explanation:
% |4 _5 X9 _. i( HWhere operators are instructed to replace a fuse link this should be done for a maximum of 3
# g0 n$ k- n$ j( A+ O8 ftimes and no hazard as defined in 6.3.2 should arise.
, x8 s: w' n$ C! ]+ ^3 q% `Where the link is not designated as replaceable by the Operator then this should not be done.
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