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|  DSH 284
h; o5 o# U# G0 ]9 O+ K/ U8 } n- T- K( r+ i
| Power limiting protection& V& b) l0 A: Q M) z& ^7 X
| 7.1, last paragraph
* ~! ?; u4 k8 ]9 L) K8 O | 60065(ed.5)
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1 S1 W1 L9 ^5 I' s' UStandard: IEC 60065 Ed. 5 Clause: 7.1, last& K; {7 B9 L+ t3 L; j. h& f* T
paragraph
+ |. n8 b$ [0 I! U( _1 S ]: CSheet n. 284
! E: _5 G$ G: G' tPage 1(1)
6 d9 q0 }0 U" p$ d( C9 cSubject: Power Limiting Protection Key words:
0 n$ s0 D0 W' l9 L8 z. \! S- Fuse-link+ C' p5 h& H/ V+ g0 b1 P+ Y3 e: @
- Fusing resistor
# R' ]. c4 P0 Z) K$ q/ L- Thermal release/ H& }% o( V- o
Decision n. 23/36, O2 i) y2 u+ Y7 _% x% S2 y1 S
taken at 36th4 z7 m8 w& y+ B% i7 r0 ^6 l
meeting/1999$ t2 w; I: a v) d, f3 g# z
Question:; ?1 F Y. q9 }% ?
Does the wording:
4 M3 J- B% }. ^9 W* @9 ?"Fuse-links, fusing resistors and thermal releases affecting the safety of the apparatus
& a3 I9 j. ?$ kshall not operate during the test"- T- Y( z1 g5 @, ]1 N" |( T
mean that:
* K+ h0 B3 F9 h, s3 G6 K Xa) if a fuse-link, fusing resistor, or thermal release operates during the test, it shall be
1 `: t0 w6 X W8 D+ [defeated and the test continued.
5 c. F/ k7 {+ |b) In amplifiers, electronic protection circuits activated by voltage, current, or temperature" k6 D w# L6 w2 @1 V+ o
sensing shall be defeated if they operate during normal operation ( 1/8 maximum output)4 n) Y4 U( l% v& p( U& L
Decision:+ A) L0 z1 k6 q) _' j
In amplifiers, electronic protection circuits activated by voltage, current, or temperature3 o( x4 C( C8 y0 ?5 G3 ?7 `
sensing shall be defeated if they operate during normal operation ( 1/8 maximum output)0 T8 Y' g( N1 L2 L. B ^
" If a fuse-link, fusing resistor or thermal release operates during the test which is under# T1 Q/ l* M6 K+ G. S2 L
normal operating conditions than the equipment does not fulfil the requirements."+ Y' y. Y6 \' a
7 k( w3 N: a1 t( G& z |
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