Harman Kardon GO AND PLAY (serv.man4) EMC - CB Certificate ▷ View online
- Page 52 of 58 -
www.nemko.com
Report No. 70512
TRF No.:IECEN60950_1B
Test results:
Verdict
- Chemical leaks
—
- Explosion of the battery
—
- Emission of flame or expulsion of molten
metal
metal
—
- Electric strength test of equipment after
completion of tests
completion of tests
—
supplementary information:
Different Alkaline or Carbon Zinc batteries can be used, tests conducted with Duracell D-Cell batteries
- Page 53 of 58 -
www.nemko.com
Report No. 70512
TRF No.:IECEN60950_1B
4.5
TABLE: maximum temperatures
P
test voltage (V) ............................... :
18Vdc
—
t
amb1
(
°C) .......................................... :
25
—
t
amb2
(
°C) .......................................... :
25
—
maximum temperature T of part/at:
T (
°C)
allowed
T
max
(
°C)
(meas) (max)
—
PCB (other side of internal heatsink) (105ºC min. material)
46 61
105
C88 (rated 105°C)
36 51
105
Left speaker (low and mid range)
43 58
—
U12 (mounted directly on the PCB)
40 55
105
Enclosure
34 49
95
Enclosure (grip on top of enclosure)
30
45
75
Metal grid covering speakers and sub port.
25 40
70
External PSU enclosure
35 50
95
temperature T of winding:
R
1
(
Ω)
R
2
(
Ω)
T (
°C)
allowed
T
max
(
°C)
insulation
class
supplementary information:
Normal condition heating (1/8 of max undistorted output level loading) with 18 Vdc input (refer to Test items
particulars). Input current=250mA
particulars). Input current=250mA
”Max” column is temps adjusted for Tmra of 40°C.
Rise of Resistance method not used.
- Page 54 of 58 -
www.nemko.com
Report No. 70512
TRF No.:IECEN60950_1B
4.5
TABLE: maximum temperatures
P
test voltage (V) ............................... :
12Vdc (Running on batteries)
—
t
amb1
(
°C) .......................................... :
25
—
t
amb2
(
°C) .......................................... :
25
—
maximum temperature T of part/at:
T (
°C)
allowed
T
max
(
°C)
(meas) (max)
—
PCB (other side of internal heatsink) (105ºC min. material)
52
62
105
C88 (rated 105°C)
45
55
105
Left speaker (low and mid range)
57
67
—
U12 44
54
—
Enclosure
39
49
95
Metal grid covering speakers and sub port.
25 40
70
Enclosure (grip on top of enclosure)
27
37
75
temperature T of winding:
R
1
(
Ω)
R
2
(
Ω)
T (
°C)
allowed
T
max
(
°C)
insulation
class
supplementary information:
Normal condition heating (1/8 of max undistorted output level loading) with 12 Vdc (running on batteries)
(refer to Test items particulars). Input current=250mA
(refer to Test items particulars). Input current=250mA
”Max” column is temps adjusted for Tmra of 40°C.
Rise of Resistance method not used.
- Page 55 of 58 -
www.nemko.com
Report No. 70512
TRF No.:IECEN60950_1B
4.5
TABLE: maximum temperatures in single fault condition (overloading).
P
test voltage (V) ............................... :
18Vdc
—
t
amb1
(
°C) .......................................... :
25
—
t
amb2
(
°C) .......................................... :
25
—
maximum temperature T of part/at:
T (
°C)
allowed
T
max
(
°C)
(meas) (max)
—
PCB (other side of internal heatsink) (105ºC min. material)
78
93
—
C88 (rated 105°C)
68
83
—
Left speaker (low and mid range)
85
100
—
U12 66
81
—
Enclosure
58
73
—
Enclosure (grip on top of enclosure)
40
55
—
Metal grid covering speakers and sub port.
25 40
—
External PSU enclosure
40
55
—
temperature T of winding:
R
1
(
Ω)
R
2
(
Ω)
T (
°C)
allowed
T
max
(
°C)
insulation
class
supplementary information:
Max undistorted sound level loading condition (Single fault condition), (using a pink noise generator)
heating with 18Vdc input.
heating with 18Vdc input.
Input current=250mA
”Max” column is temps adjusted for Tmra of 40°C.
Rise of Resistance method not used.
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