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| DSH 319
# W+ K8 r8 c- G2 d' B1 c | Compliance for requirements for Electric Shock Protection
& t: A9 I P# s D8 k+ Z | 4.4.4.1) O: c# h( g: `# _8 A
| 61010-1(ed.1);am1;am2$ e- l, K6 R. K. B* H, k @
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Standard:# O: n) Q' `$ C) E+ X
IEC 61010-
1 ~% e' z" `) o+ L4 \% x1990+A1:1992+A2:19959 ~: q" r2 |/ X# G+ L% J
Sub clause:3 g; `# U: ?/ v8 f6 w
4.4.4.1; i4 S n' N# S: p+ j8 V
Sheet n. 3193 X. M( H# V3 R1 g" e0 y
Page 1(1)
V; A4 `- Z: W" c( l1 `/ aSubject:+ h6 e& G3 _9 F6 Y* `$ M
Compliance for requirements for
! B! I5 d T. p2 }2 d& W/ t% Relectric shock protection8 z3 i8 [ p4 j! h0 Q$ e; k
Key words:, i5 W/ {3 B1 _% U% Y0 f2 W4 D
- Shock
. a0 [/ z p& T" v- F5 S# l- Fault condition8 z& Y# q$ A5 ?" _
Decision taken by
" n+ c: h* q$ N) I, J4 h l- a/ TETF3 and confirmed |& |3 U3 o5 G- s a) [
by CTL at its 38th
: H0 q' c @ C, k6 kmeeting, in Toronto
* H8 N0 y. E% DQuestion:
/ b! K: L; z. @7 b, N( F c& M8 ^If a fuse operates when checking equipment in Single Fault Condition as required by) q h9 }. z) ~$ i$ k# n
Clause 6.3.2, should the fuse be replaced before the measurement of voltage, current and
+ r" m* c, [: n3 [( n+ v- C. l4 u" ~capacitance are made?
: i$ x# f* t @, oDecision:
, j9 l# q' S8 c2 ?( |# FWhere the fuse link is operator replaceable it should be replaced up to 3 times to enable the: k. E9 r$ @/ i: O3 j% {2 B) f
measurements of 6.3.2 to be performed.9 Y) I8 d4 G3 ?( y- K! n
Explanation:% T8 ~3 T, t0 V- }9 A
Where operators are instructed to replace a fuse link this should be done for a maximum of 3# g5 T ^% m: y
times and no hazard as defined in 6.3.2 should arise.
% c1 }) P" {" I1 U0 D9 uWhere the link is not designated as replaceable by the Operator then this should not be done.& f3 Y+ ^3 ]9 G
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