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( U$ w- F7 z3 l, W6 k& ^Standard: IEC 60065 Ed. 5 Clause: 7.1, last
/ y- Y! K' O! Mparagraph
( Y2 R, q; [0 Y/ _* eSheet n. 284
+ H" k( {% P/ K9 FPage 1(1)7 J. P: K( E+ ]+ v- V- s$ a) ^% C
Subject: Power Limiting Protection Key words:) ` @1 S8 I9 r5 u: {: Y! g
- Fuse-link, u% R- G- A! I! O
- Fusing resistor' y+ ^) p$ }2 }6 \
- Thermal release! E* ~9 E# \ N$ t
Decision n. 23/36
4 i I" M# |) _: o. ~; i. Itaken at 36th8 Q% T! I3 P1 y
meeting/1999
1 I& P4 ] ]$ L- W& lQuestion:
- ~2 p7 E0 _: e2 s# z. J) j! Q1 A" [Does the wording:
# I2 B: [% t. t, T* |6 N"Fuse-links, fusing resistors and thermal releases affecting the safety of the apparatus: A s9 ~' b# j- Z e+ |0 C
shall not operate during the test"
( Z2 H$ x7 O* E3 f% {( dmean that: x! R( {; m. ]3 {* ?
a) if a fuse-link, fusing resistor, or thermal release operates during the test, it shall be/ a( O% W; ]' W2 f
defeated and the test continued.
' {# a$ A) x) {7 \b) In amplifiers, electronic protection circuits activated by voltage, current, or temperature& p+ X+ [4 R Z/ l" |0 J
sensing shall be defeated if they operate during normal operation ( 1/8 maximum output)% c6 q/ w# t8 ^( X* c; y
Decision:) F% [2 F+ U, @; A$ w7 ]3 M
In amplifiers, electronic protection circuits activated by voltage, current, or temperature
* k h8 @# l) W" ?9 h% k3 tsensing shall be defeated if they operate during normal operation ( 1/8 maximum output)
" m1 O+ ?! Z5 Z" g" If a fuse-link, fusing resistor or thermal release operates during the test which is under. n& m! W8 ^5 q
normal operating conditions than the equipment does not fulfil the requirements."7 U5 {1 t F5 @: w3 c9 g' S
7 L2 k- E* b, n! X4 h$ ?( H |
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