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|  DSH 462
) T/ [' i9 z# Z9 B! M, e: i- K1 o# d R% G$ J
| Internal wiring+ k/ y' ?; [" s9 Z
| 25.13
3 g3 l9 G) |0 X$ J | 60335-1(ed.2)' I9 V; ~3 O: q, N# y0 q$ A8 j* {
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: g* p* O5 t5 B5 C& hStandard: IEC 60335-1:1976, 2nd Ed.7 q+ V" t# R+ m3 H6 C: I) Z
Sub clause: 25.13+ o! N! m% U" h2 ?- x
Sheet No. DSH-4629 d1 a7 E( K$ ?% D7 }
Subject: Internal wiring
% s& ~$ g$ e$ Z6 xKey words: - accessible internal conductors
3 }( S e1 Q5 b7 dDecision taken at the 40th CTL meeting 20039 H/ G+ o* d) i& L
Question:
/ d- V m. s! B1 bWhat are the requirements for insulation of accessible internal conductors?% `# H8 {2 J3 K# E- l* z
Rationale:' c7 n3 V: R/ C+ G( y& H
See question.+ E8 T: s( F, y; _. r
Decision:
_% i8 G y( H1 j6 w: U1) A conductor inside an appliance, which is accessible to the standard test finger shall
2 N& E% g9 G0 U7 R/ o+ x" lcomply fully with the requirements of double or reinforced insulation unless it is a flexible' ?, l; @* r" X9 e% h
cord complying with the relevant IEC Standard as specified in clause 25.
" K% h3 H! [2 h" d* ]' k1 y2) For interconnection cords, only approved or equivalent cords shall be used.
# Z4 M- U! q# [0 J/ B; M3) For conductors inside an appliance but which are accessible during a cleaning operation. j$ F [0 G$ |5 O
and which are not moved or mechanically stressed during normal use, supplementary
: }' n3 M* C. A- Qinsulation can be provided by a single thickness of less than 1.0 mm, if it is in compliance
7 d. G: r, b/ ~ o" f6 @with the requirements for cable sheaths in 22.21 and withstands the electric strength test of
" O1 Y$ `5 } F j16.4.0 E6 \& M1 ?8 k% X9 M
9 T; I3 V4 T2 w! a, f7 `# c: g
# y) {0 d5 ~1 g6 v! i$ W. e$ G5 [5 h
: S7 `! x+ e, ?( P; u5 w3 q& ~! V( m" v# M# h$ [9 _! Z
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