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|  DSH 479
! `: r6 h7 z9 X3 q8 }( M9 V5 }7 H8 V* o% q
| heating" X i' [9 b, J' E3 ^) O( h4 `
| 11
2 W2 @: _$ I/ E6 ]9 l& r7 f | 60335-1(ed.3)
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3 G2 ?( b! g: q% H# S
Standard: IEC 60335-1:1991, 3rd Ed.& [' Y C2 K5 n: s. Q( G
Sub clause: 11
9 F/ F' Z: }" L& l4 h) vSheet No. DSH-4797 J% l5 T5 G: a& N. K
Subject: Heating
/ Q. s2 `/ b- F3 F- `* DKey words: - type X attachment - appliances for permanent connection
4 g! U; b$ [2 ?4 K3 M6 VDecision taken at the 40th CTL meeting 2003
; [" Y5 t$ h/ Q3 ]0 TQuestion:5 t# E2 j5 M/ J& \: A0 m
When performing the heating test on appliances for permanent connection to fixed terminals
. ]* g9 y4 v9 Y0 _(type X attachment), how are the power source connections made?
1 [, {( P0 o7 t! _! y* WRationale:0 |3 ]6 e. \7 |, ]* s) ^
See question.
1 F# v, X6 z/ f& v: JDecision:# [2 G! D9 I( c) e' q
A) The smallest nominal cross-sectional area, as shown in the table of sub-clause 25.83 y# Z5 E1 v) g0 k7 J! u, H
should be used when testing to clause 11 on appliances designed for permanent connection
- ?# c6 c1 P5 Z8 W! C% Yto fixed terminals where the cable or cord is not supplied and where the instruction sheet
/ F7 B. x# P% [! G: M# ddoes not recommend any specific size.
$ s) ^% V5 R2 l/ ]7 G- E+ [1 g- tB) Two-thirds of the required torque should be applied to the terminals when carrying out
" C8 l5 _+ h$ Q0 p4 Gheating tests in accordance with table of sub-clause 28.1.
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9 C: L M8 }0 m* z+ i. i+ ~1 Q1 i3 h; R0 G- v9 `5 E |
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发表于 2012-9-12 11:38
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