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|  DSH 2844 A5 w" S# l, y8 Z1 g
- f$ J0 U; j! V+ u7 F- o* I
| Power limiting protection, h; w+ n: [9 V6 E
| 7.1, last paragraph
/ v: n2 J# a0 D3 H$ O$ s) j, S | 60065(ed.5): k- ]/ ?& h9 A! o
|
- [6 i: j; P: S* N/ [* V# t
Standard: IEC 60065 Ed. 5 Clause: 7.1, last8 X/ U7 X# C/ `4 D; J' X! N
paragraph
1 N* {7 ^2 ^% f' q3 mSheet n. 284
( s! O5 x' L) f E2 v4 r' XPage 1(1)- U/ j$ r2 m4 J
Subject: Power Limiting Protection Key words:
6 f$ w8 F6 b5 _3 t- Fuse-link
+ _, f( K. r z ~- Fusing resistor
; [$ q- f p9 V7 E- Thermal release$ {9 p0 r4 m* A; I+ S. p
Decision n. 23/363 ?) b) D J0 F
taken at 36th! ~6 n0 V" X Z1 U# P0 h
meeting/1999
; z* o3 L C0 Y A' VQuestion:- j$ ^& Y" U# [/ i
Does the wording:
: K% i* ^! U+ b) \8 S"Fuse-links, fusing resistors and thermal releases affecting the safety of the apparatus: @* H4 m {/ m1 m1 [8 i
shall not operate during the test"
/ y/ U7 n1 L3 c5 L9 U, p, _mean that:
! ]/ |1 [2 {$ }: j8 p+ S, oa) if a fuse-link, fusing resistor, or thermal release operates during the test, it shall be
* f6 C- N) B# E% Mdefeated and the test continued.8 i6 B4 r% I/ i
b) In amplifiers, electronic protection circuits activated by voltage, current, or temperature8 ~$ \' {2 v8 a1 ]" r: G4 O
sensing shall be defeated if they operate during normal operation ( 1/8 maximum output)
& o- ~& C! y0 ^( t7 nDecision:
% f3 J: E2 X/ X1 u% ?In amplifiers, electronic protection circuits activated by voltage, current, or temperature
. \% i8 W3 d, ?( [sensing shall be defeated if they operate during normal operation ( 1/8 maximum output)4 e& t. i9 g6 l5 ~! w8 m
" If a fuse-link, fusing resistor or thermal release operates during the test which is under
: W" y- Q/ p+ k% D4 v% Nnormal operating conditions than the equipment does not fulfil the requirements."
+ X: _+ ]: H! O0 `! @0 W+ Z+ q, B- B& o$ j' f& |5 a
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发表于 2012-11-8 19:15
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