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|  PDSH 799
8 O3 M; @! y: |$ H1 [3 ?! t9 b [$ J9 `+ t0 u! t0 p. j
| Relays only operate to ensure appliances are energized for normal use& L" r! | u' C B& B8 _; V
| 19.142 O( ]$ ]$ i& H/ L% E1 o
| 60335-1(ed.5)% v% t: Z7 K. t [
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# B& f2 r# k ~' p: sStandard(s): IEC60335-1(2010)+ W$ b p6 r; g5 i! x
Subclause(s): 19.14
6 T$ g; K( M1 V" a \- a6 l* ONo. Year 2012
, J, ]; B5 ~( o& p. t& s) u( YPDSH 07998 Z4 @5 P" @, e6 Q& Z
Category: HOUS* p; F' g! x4 ?5 _- d V+ D
Developed by: ETF 1/ X6 Y5 w e- L; V
Subject: Relays only operate to ensure appliances are energized for normal use
% _" y" K1 R6 |; `" s( J, hKey words:; \1 w* D. }$ {: F2 I
- Short-circuit5 W9 g8 M( i" X
- Motor Start Relay
" K& ~; N& Q; }, d% }' hTo be approved at the 2012 CTL Plenary Meeting
, L d; C. W- t# q2 z6 Y$ v, [) R; JQuestion:
' U( X' I& [* H' T! g6 ?& k7 AThe following is stated in the third paragraph of Sub-clause 19.14:
2 {' q# [7 F) h“Any relay or contactor which operates only in order to ensure that the appliance is energized for
# J+ g5 F. B4 r8 |" k- ^0 cnormal use and that does not otherwise operate in normal use is not short-circuited.”
( {: C: s' V7 P9 FIs the motor start relay shown below covered by those specified as “not short-circuited” in the third; M5 a; h+ o# ~6 h* c9 F
paragraph of Sub-clause 19.14?* I1 t0 s3 K% o# v$ p9 P
Decision:$ E/ ?9 [* r3 W7 I5 B3 T G
The motor start relay as shown above is not short-circuited.. _/ K( P& G5 W% ?
See also explanatory note.4 X" O3 t7 ~+ n! }& @
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发表于 2012-9-14 14:28
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