Harman Kardon SB 26 (serv.man3) EMC - CB Certificate ▷ View online
Page 25 of 40
Report No.: ACSCBAV13004
IEC 60065
Clause
Requirement + Test
Result - Remark
Verdict
TRF No. IEC60065K
7.1
TABLE: temperature rise measurements:
Pass
Power consumption in the OFF/Stand-by mode of
the functional switch (W) .........................................:
the functional switch (W) .........................................:
Stand-by: 0.45W for Soundbar
Stand-by: 0.45W for Subwoofer
Pout (W)
Cond.
Un (V)
Hz
In (A)
Pn (W)
R/L/C Speaker
Operating Condition /
Status
Status
For Soundbar (SB26 CNTR)
1 21.6Vdc --
1.04
22.46
3.78/3.78/1.95
2 24.0Vdc --
0.94 22.56
3.78/3.78/1.95
3 26.4Vdc --
0.89 23.50
3.78/3.78/1.95
Input 1.71 KHz sine
wave signal from AUX
IN port
wave signal from AUX
IN port
For Subwoofer (SB26 SUB)
4
90
50 / 60
0.325 / 0.319
17.7 / 17.5
13.3*
5
100
50 / 60
0.290 / 0.289
18.1 / 17.8
13.3*
6
240
50 / 60
0.165 / 0.163
17.6 / 17.5
13.3*
7
264
50 / 60
0.157 / 0.156
17.8 / 17.6
13.3*
Receive 43 Hz sine
wave signal via
wireless from
soundbar
*: only one speaker
wave signal via
wireless from
soundbar
*: only one speaker
Loudspeaker impedance (Ω) ..................................:
See appended table 14
—
Several
loudspeaker systems .................................:
See appended table 14
—
Marking of loudspeaker terminals ...........................:
— —
Temperature Rise dT of Part
dT (K)
Limit max dT (K)
Test Condition No.
24Vdc
--
Moderate
Tropical
For Soundbar (SB26 CNTR)
1. DC jack
20.5
--
--
--
2. U3 body
22.8
--
85
75
3. CE14 body on main board
38.5
--
70
60
4. L11 body on main board
48.3
--
85
75
5. U11 body on main board
49.6
--
85
75
6. U17 body on main board
46.5
--
85
75
7. Heatsink on U17, on main board
45.6
--
85
75
8. Front enclosure inside near PWB
23.5
--
35
25
9. Front enclosure outside near PWB
16.9
--
60
50
10. Rear enclosure inside near PWB
19.8
--
35
25
11. Rear enclosure outside near PWB
11.4
--
60
50
12. Button
10.9
--
50 40
13. Ambient
25.3
--
--
--
Test Condition No.
90V/50Hz
264V/50Hz Moderate
Tropical
For Subwoofer (SB26 SUB)
Page 26 of 40
Report No.: ACSCBAV13004
IEC 60065
Clause
Requirement + Test
Result - Remark
Verdict
TRF No. IEC60065K
1. Power cord, inside
14.5
15.7
45
35
2. Connector CN501
14.0
14.4
-- --
3. RV501 body
17.1
16.7
50 40
4. CX501 body
18.6
17.8
65 55
5. BD503 body
25.3
19.3
85 75
6. LIF502 coil
20.3
17.9
85 75
7. LIF502 core
18.7
17.1
85 75
8. CY502 body
15.7
14.7
50 40
9. CY504 body
15.7
17.5
50 40
10. CE501 body
21.4
21.1
70 60
11. U541 body
28.7
29.9
65 55
12. U542 body
24.7
26.8
65 55
13. PWB near U544
22.0
24.0
85 75
14. Transformer T541 coil
24.6
27.2
75 65
15. Transformer T541 core
23.0
25.9
75 65
16. PWB near Transformer T541
22.0
25.2
85 75
17. Heatsink HS1 (on power board)
29.7
31.6
75 65
18. Heatsink HS2 (on power board)
24.7
28.7
75 65
19. Enclosure plastic, outside (top)
0.9
1.8
60 50
20. Enclosure metal, outside (near power board)
10.1
9.9
40 30
21. Plastic of the bass reverse hole , inside (near power
board)
board)
10.0 7.6 25 15
22. Plastic of the bass reverse hole, outside (near power
board)
board)
8.2 5.7 60 50
23. Button
6.5
6.2
50 40
24. AC inlet body
12.2
11.9
35 25
25. Heatsink of U17 (on main board)
30.0
31.2
85 75
26. U1 body (one main board)
39.6
40.4
85 75
27. PWB near U17 (on main board)
27.6
28.7
85 75
28. Ambient
26.2°C
26.6°C
-- --
Note:
Winding temperature rise measurements
Ambient temperature T1 (
o
C) ……………………………….:
-
-
—
Ambient temperature T2 (
o
C) ……………………………….:
-
-
—
Temperature rise dT of winding:
dT = (R
2
– R
1
) x (234.5 + t1) – (t2 – t1)
R
1
R
1
(Ω)
R
2
(Ω)
dT (K)
Limit max (K) Insulation class
Page 27 of 40
Report No.: ACSCBAV13004
IEC 60065
Clause
Requirement + Test
Result - Remark
Verdict
TRF No. IEC60065K
Temperature rise dT of winding:
dT = (R
dT = (R
2
– R
1
) x (234.5 + t1) – (t2 – t1)
R
1
R
1
(Ω)
R
2
(Ω)
dT (K)
Limit max (K) Insulation class
All windings were measured by thermo-
couple.
couple.
- - - -
E
7.2
TABLE: softening temperature of thermoplastics
N/A
Temperature T of part
T – normal
conditions (
o
C)
T – fault
conditions (
o
C)
Min T softening
(
o
C)
-- --
--
--
10.3
TABLE: insulation resistance measurements
Pass
Insulation resistance R between:
R (MΩ)
Required R (MΩ)
For Subwoofer (SB26 SUB)
Between mains poles (primary fuse disconnected)
>2.6
Min 2
Between parts separated by basic or supplementary insulation
--
--
-T541: Primary pin and core
>2.6
Min 2
-T541: Secondary pin and core
>2.6
Min 2
Between parts separated by double or reinforced insulation
--
--
-T541: Primary pin and Secondary pin
>5.2
Min 4
-Unit: Primary to Secondary terminals
>5.2
Min 4
-Unit: Primary to wooden enclosure (wrapped with metal foil)
>5.2
Min 4
10.3
TABLE: electric strength measurements
Pass
Test voltage applied between:
Test voltage (Vp)
Breakdown
For Subwoofer (SB26 SUB)
Between mains poles (primary fuse disconnected)
2120
No
Between parts separated by basic or supplementary insulation
--
--
-T541: Primary pin and core
2394
No
-T541: Secondary pin and core
2394
No
Between parts separated by double or reinforced insulation
--
--
-T541: Primary pin and Secondary pin
4240
No
-T541: Insulation tape/one layer, between Pri. Coil and
Sec. Coil
Sec. Coil
4240 No
Mylar sheet
4240 No
-Unit: Primary to Secondary terminals
4240
No
-Unit: Primary to wooden enclosure (wrapped with metal foil)
4240
No
Page 28 of 40
Report No.: ACSCBAV13004
IEC 60065
Clause
Requirement + Test
Result - Remark
Verdict
TRF No. IEC60065K
11.2
TABLE: summary of fault condition tests
Pass
Voltage (V) 0,9 or 1,1 times rated voltage ..............:
See below
—
Frequency
(Hz) ........................................................:
50
—
Ambient
temperature
(
o
C) .......................................:
25, if not specify
—
No.
Component Fault test
voltage
(V)
(V)
test
time
time
fuse
fuse current
measured (A)
measured (A)
Result
For Subwoofer (SB26 SUB)
Measured on Power supply board.
1 BD503
pin 1 - 2
S/C 264 1s
F501 0
F501 opened, CD (BD503),
NB, NH.
NB, NH.
2 CE501 S/C
264 1s F501 0
F501 opened, CD (BD503),
NB, NH.
NB, NH.
3 D544
S/C
264 10mins F501 0.157
Unit normal working, NB, NH.
4 U541
pin V - F
S/C 264 10mins F501 0.157
Unit normal working, NB, NH.
5 U541
pin V - C
S/C 264 10mins F501 0.027
Unit shutdown, recoverable,
NCD, NB, NH.
NCD, NB, NH.
6 U541
pin V - D
S/C 264 10mins F501 0.026
Unit shutdown, CD (U541),
TRSR with two more times,
NB, NH.
TRSR with two more times,
NB, NH.
7 U541
pin S - D
S/C 264 1s F501 0
F501 opened, CD (BD503),
NB, NH.
NB, NH.
8 U542
pin 1
O/C 264 10mins F501 0.026
↔0.283 Unit shutdown and cycled,
recoverable, NCD, NB, NH.
9 U542
pin 4
O/C 264 10mins F501 0.026
↔0.283 Unit shutdown and cycled,
recoverable, NCD, NB, NH.
10 U542
pin 1 - 2
S/C 264 10mins F501 0.111
Unit normal working, NB, NH.
11 U542
pin 3 - 4
S/C 264 10mins F501 0.026
↔0.283 Unit shutdown and cycled,
recoverable, NCD, NB, NH.
12 U544
pin 1
O/C 264 10mins F501 0.138
Unit shutdown, recoverable,
NCD, NB, NH.
NCD, NB, NH.
13 U544
pin 4
O/C 264 10mins F501 0.138
Unit shutdown, recoverable,
NCD, NB, NH.
NCD, NB, NH.
14 U544
pin 1 - 2
S/C 264 10mins F501 0.117
Unit shutdown, recoverable,
NCD, NB, NH.
NCD, NB, NH.
15 U544
pin 3 - 4
S/C 264 10mins F501 0.138
Unit shutdown, recoverable,
NCD, NB, NH.
NCD, NB, NH.
16 D543
S/C 264 10mins F501 0.026
↔0.060 Unit shutdown and cycled,
recoverable, NCD, NB, NH.
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