DSH 462 Internal wiring

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DSH 462 , [1 e7 h! L. {. a% \

Internal wiring , |* V9 ]/ W& Q& b, c' u. r

25.13

60335-1(ed.2)

* ^: X4 g6 H! @& ?Standard: IEC 60335-1:1976, 2nd Ed.
+ P1 k- N4 a% _9 vSub clause: 25.13
' b+ X7 d3 D! c( T. kSheet No. DSH-462
Subject: Internal wiring
0 k; N: a6 C9 _/ pKey words: - accessible internal conductors
Decision taken at the 40th CTL meeting 2003
Question:
' d( o* E/ m. B  k+ dWhat are the requirements for insulation of accessible internal conductors?
Rationale:
See question.
. x; \# ?0 ]6 q1 I/ Z6 FDecision:
1) A conductor inside an appliance, which is accessible to the standard test finger shall
. y+ B$ B- y9 s! p9 Gcomply fully with the requirements of double or reinforced insulation unless it is a flexible
- j8 Y" R% A7 \) ]; ?" ?+ ecord complying with the relevant IEC Standard as specified in clause 25.
2) For interconnection cords, only approved or equivalent cords shall be used.
3) For conductors inside an appliance but which are accessible during a cleaning operation
6 B7 V. @) A6 ?0 q. m/ r5 s2 Uand which are not moved or mechanically stressed during normal use, supplementary
$ x9 s$ n7 ^$ J8 [  xinsulation can be provided by a single thickness of less than 1.0 mm, if it is in compliance
! ^, E& o0 B/ s5 a" ]* fwith the requirements for cable sheaths in 22.21 and withstands the electric strength test of
16.4.
$ Z+ M; s+ y; @
7 _, W( q; R+ z+ @; P7 d6 o
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