Read Harman Kardon HK 990 (serv.man4) EMC - CB Certificate online
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Report No. 902952-1
IEC
60065
Clause
Requirement – Test
Result - Remark
Verdict
TRF No.: IEC60065F
TRF Originator: ASTA BEAB
11.2
TABLE: summary of fault condition tests
P
Voltage (V) 0.9 or 1.1 times rated voltage .............: 110-120
—
Frequency
(Hz)……………………………………..:
60
—
Ambient
temperature
(
o
C) .......................................: 21-25
—
No
Component
Fault
Temp Rise/
Component
Component
Other results
(include description and test duration)
(include description and test duration)
1 Output 100% -
Un=132V,
Pout=380W/channel
Apparatus goes to protective mode after
<1min. No high temp, no hazard.
<1min. No high temp, no hazard.
2
Fan
Blocked
(fan near T2)
(fan near T2)
Main PCB= 47K
T2 winding= 83K
T4 winding= 54K
Un=132V, In=5.2A
Test duration=1h
Apparatus goes to protective mode after
1h. No high temp, no hazard.
1h. No high temp, no hazard.
3 Ventilation
Covered
Main
PCB=
50K
T2 winding= 90K
T4 winding= 62K
Un=132V, In=5.2A
Test duration=1h
Apparatus goes to protective mode after
1h. No high temp, no hazard.
1h. No high temp, no hazard.
4 Speaker
s.c.
--
Un=132V
Test duration=20min.
Apparatus goes to protective mode after
<1min. No high temp, no hazard.
<1min. No high temp, no hazard.
5 D6
s.c
--
Un=132V
Test duration=20min.
Apparatus goes to protective mode after
<1min. No high temp, no hazard.
<1min. No high temp, no hazard.
6 C26 s.c.
--
Un=132V
Test duration=20min.
Apparatus goes to protective mode after
<1min. No high temp, no hazard.
<1min. No high temp, no hazard.
7 C71 s.c.
--
Un=132V
Test duration=20min.
Apparatus goes to protective mode after
<1min. No high temp, no hazard.
<1min. No high temp, no hazard.
8 D7
s.c.
--
Un=132V
Test duration=20min.
Apparatus goes to protective mode after
<1min. No high temp, no hazard.
<1min. No high temp, no hazard.
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