DSH 462 Internal wiring

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小型摆管淋雨试验机

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灯具防风罩

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家电125mm试验指

E12灯头量规

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IEC60335试验指甲

DSH 462

Internal wiring

25.13 $ i( _( \. R' W" Q5 u  V

60335-1(ed.2)

% g7 Q9 ^2 S9 Y$ ^$ b) y; I5 zStandard: IEC 60335-1:1976, 2nd Ed.
) @. ^$ R  ~. o  J8 u8 }8 C0 [7 ASub clause: 25.13
Sheet No. DSH-462
% w  ^, X/ f. L9 j& x- QSubject: Internal wiring
3 u% g1 ?. Y* F3 E/ y2 W4 DKey words: - accessible internal conductors
* W: E8 j4 ~3 [Decision taken at the 40th CTL meeting 2003
Question:
What are the requirements for insulation of accessible internal conductors?
+ k% H' K6 I, ^' o2 n- xRationale:
# F; Z) h* f# {0 u$ B* U. z8 Z' ]See question.
; p) A0 b1 w' q$ B5 M6 n* aDecision:
0 g; I5 T# l) S6 f1) A conductor inside an appliance, which is accessible to the standard test finger shall
comply fully with the requirements of double or reinforced insulation unless it is a flexible
cord complying with the relevant IEC Standard as specified in clause 25.
5 r( q9 i' s4 K: B6 T2) For interconnection cords, only approved or equivalent cords shall be used.
, H' b8 f2 ]; ^# _3) For conductors inside an appliance but which are accessible during a cleaning operation
2 s' c6 a, i" {+ F: nand which are not moved or mechanically stressed during normal use, supplementary
insulation can be provided by a single thickness of less than 1.0 mm, if it is in compliance
with the requirements for cable sheaths in 22.21 and withstands the electric strength test of
16.4.

' D3 {% W7 j% e9 ~, a3 ]8 R


8 U+ P- _8 |1 r: H. r) }