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Standard: IEC 61558-1/19970 p2 @9 d( O2 `! t- ?1 _& l8 N
A1/1998
7 f8 M4 M' \7 F0 }3 YSub clause: 20.59 y2 g2 `) W" |. @ O
Sheet N°: 593/06
2 L# s; `9 v( @# b* WPage: 1 (1), L2 n+ l' ?- d: c- h) z/ G) W
Subject: Thermal cut-outs
; n" |, g( {1 ^ aKey words:
' L& r- ]$ h& ?# f- PTC / resistor
. x2 H8 {. l* ^! x- Bi-metal contacts/ ? J4 ^4 i) \- K
- IEC 60730# r) i! i J! D' G* C
Meeting:3 J* A1 ~3 Z5 X1 o3 L/ o
Decision confirmed7 P" n8 C; }- n& C
at 44th CTL meeting/ {' H i1 q W6 ^7 G
Question: Is it possible to accept a thermal cut-out with a resistor or PTC in parallel with
( P+ v2 P1 w+ Z( c6 ?9 p P, {bi-metal contacts (type 2C according to IEC 60730), considering that this type
$ X( q U7 S# M: T0 G6 @of protection is already considered in the document 96/194/CDVas proposal for4 B, I/ y" G3 S
amendment 2 of IEC 61558-1?9 y& ~/ Y7 {0 D+ _" ]) w
Decision: Yes, it is accepted.& I* p* v5 F& q8 `1 _5 z
0 T: i( |4 v" h7 E3 P4 h6 B# c: {5 E. ]' J1 m+ E6 M6 h
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发表于 2012-11-8 15:01
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