Read JBL E 150P (serv.man3) EMC - CB Certificate online
page 4 of 4
Ref.No.:502200
IEC 60065
Clause
Requirement - Test
Result - Remark
Verdict
7.1
TABLE: temperature rise measurements
P
Power consumption in the OFF/Stand-by
Position of the functional switch (W) ..................... : -
Operating conditions
1/8 of max. non-clipping output power (pink noise)
Un (V)
In (A)
Pn (W)
Pout (W)
254.4 0.43 34
18
Loudspeaker impedance (
Ω) ................................ : 4 rated, (5.9 measured)
Several loudspeaker systems
Marking of loudspeaker terminals
-
monitored point:
dT (K)
Permitted dT (K)
Iron core
60
—
Supply wiring insulation (Not under mechanical stress.)
30
60
PCB 35
85
Elyt Cap. C6
33
(85-35=) 50
17
60
Rear enclosure (plastic)
26
60
Top of enclosure (wood)
6
60
Buttons (plastic)
<26
50
Winding temperature rise measurements
Ambient temperature t1 (ºC) ................................. : 23
Ambient temperature t2 (
°C) ................................. : 23
temperature rise dT of winding:
R
1
(
Ω)
R
2
(
Ω)
dT (K)
permitted
dT (K)
insulation
class
Transformer Primary winding
14.058
17.974
71
95*
B*
Transformer Secondary winding
1.2402
1.5374
62
95*
B*
* Correction.
