Harman Kardon AVR 142 (serv.man3) EMC - CB Certificate ▷ View online
- Page 31 of 42 -
Report
No.
123035
TRF No. IEC60065_I
Measured at 1/8 of maximum non-clipped output at 50Hz:
Un (V)
In (A)
Pn (W)
Pout (W)
253 1.15
#) 1.11
226.3
#) 219.0
2 x 6.25 W (F)
1 x 5.94 W (C)
2 x 5.88 W (S)
242 1.14
#) 1.10
214.4
#) 208.3
230 1.12
#) 1.08
201.8
#) 195.7
220 1.11
#) 1.07
191.0
#) 184.6
198 1.06
#) 1.04
166.7
#) 163.1
Measured at 1/8 of maximum non-clipped output at 60Hz:
Un (V)
In (A)
Pn (W)
Pout (W)
253 1.13
#) 1.10
223.7
#) 215.8
2 x 6.25 W (F)
1 x 5.94 W (C)
2 x 5.88 W (S)
242 1.12
#) 1.09
212.4
#) 207.2
230 1.10
#) 1.07
199.8
#) 194.3
220 1.09
#) 1.06
190.4
#) 183.4
198 1.06
#) 1.03
167.7
#) 162.8
The input tests were conducted at 1 kHz sign wave input signal with 8 ohm loads connected condition, and
then replaced the input signal to pink noise for heating and fault condition tests.
then replaced the input signal to pink noise for heating and fault condition tests.
The values followed #) in table above are measured “A” or “W” value, when replaced the input signal
from 1 kHz sign wave to pink noise.
from 1 kHz sign wave to pink noise.
Loudspeaker impedance (Ω) :
8 Ohms
—
Several loudspeaker systems
Right and Left for Front,
Only one for Center,
Right and Left for Surround channels.
Only one for Center,
Right and Left for Surround channels.
P
Marking of loudspeaker terminals
SPEAKERS (8
Ω): FRONT, CENTER,
SURR.
P
- Page 32 of 42 -
Report
No.
123035
TRF No. IEC60065_I
7.1
TABLE: temperature rise measurements
P
Monitored point:
dT (K) at
253V, 50Hz
dT (K) at
198V, 50Hz
dT (K) at
253V, 60Hz
dT (K) at
198V, 60Hz
Permitted
dT (K) *)
Main transformer core
58.9
49.4
58.8
46.6
95
Sub-transformer core
29.4
24.1
29.5
23.4
85
CN92 connector
20.7
17.5
20.7
17.5
-
CN91 connector
19.4
16.5
19.6
16.5
-
D991 heat-sink
66.7
62.6
67.6
62.5
-
PWB near D991
45.9
41.5
46.4
41.6
70
C915 capacitor body
27.8
25.2
28.3
25.4
85
°C
Q603 body
69.1
47.7
69.8
48.2
-
PWB near Q603
49.6
36.1
50.7
36.4
70
PWB near Q604
55.7
40.0
55.9
40.6
70
Main heat-sink
60.3
42.5
60.6
43.0
-
Stand-by Switch (non-metallic)
1.6
0.9
1.4
1.5
50
Top enclosure above transformer
22.6
19.7
23.2
19.5
40
Top enclosure above main heat-sink
34.2
24.6
34.2
25.3
65 **)
Front panel (non-metallic)
11.4
8.8
12.6
9.1
-
*) Temperature rise limits for Singapore is 10K less
**) Directly covering part for main heat-sink. The top cover is supplied with ventilation openings covering
most of the top cover. This indicates emission of heat from internal parts and the opening area is
therefore not likely to be touched during normal use.
- Page 33 of 42 -
Report
No.
123035
TRF No. IEC60065_I
Winding temperature rise
measurements
measurements
253V/50Hz 253V/60Hz 198V/50Hz 198V/60Hz
—
Ambient temperature t1 (
o
C) :
23.0 23.0 23.0 23.0 —
Ambient temperature t2 (
o
C) :
23.7 24.3 24.2 25.1 —
Temperature rise dT of winding:
R
1
(Ω)
R
2
(Ω)
dT (K)
Permitted
dT (K) *)
Insulation
class
Main transf. primary winding (253V, 50Hz)
4.84
6.33
78.6
95
B
Sub transf. primary winding (253V, 50Hz)
4411 5068 37.7 85
E
Main transf. primary winding (253V, 60Hz)
4.84
6.32
77.4
95
B
Sub transf. primary winding (253V, 60Hz)
4411 5081 37.8 85
E
Main transf. primary winding (198V, 50Hz)
4.84
6.12
66.9
95
B
Sub transf. primary winding (198V, 50Hz)
4411 4973 31.6 85
E
Main transf. primary winding (198V, 60Hz)
4.84
6.11
65.5
95
B
Sub transf. primary winding (198V, 60Hz)
4411 4973 30.7 85
E
*) Temperature rise limits for Singapore is 10K less
- Page 34 of 42 -
Report
No.
123035
TRF No. IEC60065_I
7.1
TABLE: temperature rise measurements
P
Monitored point:
dT (K) at
242V, 60Hz
dT (K) at
198V, 60Hz
Permitted
dT (K)
Main transformer core
57.1
46.6
95
Sub-transformer core
28.3
23.4
85
CN92 connector
20.0
17.5
-
CN91 connector
19.0
16.5
-
D991 heat-sink
66.4
62.5
-
PWB near D991
45.4
41.6
70
C915 capacitor body
27.6
25.4
85
°C
Q603 body
65.3
48.2
-
PWB near Q603
47.8
36.4
70
PWB near Q604
52.9
40.6
70
Main heat-sink
56.9
43.0
-
Stand-by Switch (non-metallic)
1.6
1.5
50
Top enclosure above transformer
22.4
19.5
40
Top enclosure above main heat-sink
32.2
25.3
40
Front panel (non-metallic)
12.1
9.1
-
Winding temperature rise measurements
242V/60Hz 198V/60Hz
—
Ambient temperature t1 (
o
C) :
23.0
23.0
—
Ambient temperature t2 (
o
C) :
24.2
25.1
—
Temperature rise dT of winding:
R
1
(Ω)
R
2
(Ω)
dT (K)
Permitted
dT (K)
Insulation
class
Main transf. primary winding (242V, 60Hz)
4.84
6.29
75.9
95
B
Sub transf. primary winding (242V, 60Hz)
4411 5049 36.0 85
E
Main transf. primary winding (198V, 60Hz)
4.84
6.11
65.5
95
B
Sub transf. primary winding (198V, 60Hz)
4411 4973 30.7 85
E
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