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|  DSH 462
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+ A) n' O5 C4 J: I" \+ b7 B | Internal wiring
! Q* p7 x0 g" e5 O6 I4 H& v @4 i | 25.13
4 m( ~9 u$ {/ p | 60335-1(ed.2)2 n: p; z9 J* x2 X- n# W5 a) e
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! T- l8 J3 j6 y# A7 `% b* s; w. EStandard: IEC 60335-1:1976, 2nd Ed.
6 V/ C- N& [' w' f5 N5 G2 y) n ISub clause: 25.13
K6 n5 w! {' E( zSheet No. DSH-462% H) y+ L' W6 _
Subject: Internal wiring
& j; n6 {! _0 j. P% gKey words: - accessible internal conductors
5 Y: M( p* i& Y" Q! _6 C' P# JDecision taken at the 40th CTL meeting 2003" j3 P/ |' P1 U9 ?7 q8 l( e% X
Question:, t5 a( R) C9 u* x9 m% K
What are the requirements for insulation of accessible internal conductors?
1 s o6 c/ q3 yRationale:
6 F! M5 y. }4 F" W. o: K# aSee question.2 `) C. y. K" Q' y5 B) \" b8 O
Decision:* |* v# z- o E7 ^% L; N' c8 w
1) A conductor inside an appliance, which is accessible to the standard test finger shall
* {8 F8 e! @/ ~comply fully with the requirements of double or reinforced insulation unless it is a flexible& o! J4 p/ g' _: y5 G
cord complying with the relevant IEC Standard as specified in clause 25.
6 s) t/ u# W& I5 n" E2) For interconnection cords, only approved or equivalent cords shall be used.
( Y( _% {/ }3 o1 S3) For conductors inside an appliance but which are accessible during a cleaning operation
5 D" F; Y; _ v5 c8 S& Q- c0 g% Aand which are not moved or mechanically stressed during normal use, supplementary
! I# X3 M+ _; g) O2 iinsulation can be provided by a single thickness of less than 1.0 mm, if it is in compliance' H3 Z0 |& |" c
with the requirements for cable sheaths in 22.21 and withstands the electric strength test of
6 B% x9 j" c9 Y+ a. O. E* g# r16.4.
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