Harman Kardon HK 970 (serv.man13) EMC - CB Certificate ▷ View online
Page 61 of 66
Report No.: HK-R04173361
IEC 60065 / EN 60065
Clause
Requirement – Test
Result - Remark
Verdict
TRF No: IECEN60065D
Intertek Testing Services Hong Kong Ltd.
2/F., Garment Centre, 576 Castle Peak Road, Kowloon, Hong Kong.
Tel: (852) 2173 8888 Fax: (852) 2785 5487 Website: www.hk.intertek-etlsemko.com
Monitored point:
Under fault conditions specified below
DT (K)
Limit dT (K)
Short Q16 (Pin C-E)
Un (V) = 253,0; Pn W = 110,9; In mA = 623,0
-- --
Result: No Hazard;
Fuse-link F1 was opened at once.
Fuse-link F2 was opened at once.
Fuse-link current of F1 was 17,4A.
Fuse-link current of F2 was 13,4A.
The input power was less than normal operation and no higher temperature rise occurred.
Monitored point:
Under fault conditions specified below
dT (K)
Limit dT (K)
Short D605
Un (V) = 253,0; Pn W = 131,0; In mA = 720,9
-- --
Iron core of mains transformer
8,7
For reference
Primary winding of mains transformer
12,9
150
Secondary winding of mains transformer
14,3 150
Iron core of standy-by transformer
25,0
For reference
Primary winding of standy-by transformer
27,4
150
Secondary winding standy-by transformer
28,0 150
Power cord wire
19,2
100
Secondary lead wire of mains transformer
17,4
100
PCB Surface (near D606)
35,4 110
PCB Surface (near D505)
28,7 110
Enclosure (metallic/ top/ near power amplifier board)
36,0 65
Result: No Hazard; Test time = 40mins
Component F602 was burnt at once, and no higher temperature rise occurred. This test was repeated 3 times
and result was the same. Clause 14.5.4 was considered and complied.
Page 62 of 66
Report No.: HK-R04173361
IEC 60065 / EN 60065
Clause
Requirement – Test
Result - Remark
Verdict
TRF No: IECEN60065D
Intertek Testing Services Hong Kong Ltd.
2/F., Garment Centre, 576 Castle Peak Road, Kowloon, Hong Kong.
Tel: (852) 2173 8888 Fax: (852) 2785 5487 Website: www.hk.intertek-etlsemko.com
Monitored point:
Under fault conditions specified below
dT (K)
Limit dT (K)
Short Q16 (Pin C-E)
Un (V) = 207,0; Pn W = 1,2; In mA = 20,4
-- --
Iron core of mains transformer
2,9
For reference
Primary winding of mains transformer
4,4
150
Secondary winding of mains transformer
3,8 150
Iron core of standy-by transformer
5,1
For reference
Primary winding of standy-by transformer
4,9
150
Secondary winding standy-by transformer
5,6 150
Power cord wire
0,7
100
Secondary lead wire of mains transformer
1,6
100
PCB Surface (near U503)
13,6 110
PCB Surface (near D505)
5,0 110
Enclosure (metallic/ top/ near power amplifier board)
1,0 65
Result: No Hazard; Test time = 38mins
The apparatus was shut down at once, the input power was less than normal operation, and no higher
temperature rise occurred.
Winding temperature rise measurements
Ambient temperature t1 (
o
C) ................................. :
—
—
Ambient temperature t2 (
o
C) ................................. :
—
—
After fault condition tests, the apparatus was subjected to the test of clause 10.3 “insulation resistance and
dielectric strength” and was complied.
Page 63 of 66
Report No.: HK-R04173361
IEC 60065 / EN 60065
Clause
Requirement – Test
Result - Remark
Verdict
TRF No: IECEN60065D
Intertek Testing Services Hong Kong Ltd.
2/F., Garment Centre, 576 Castle Peak Road, Kowloon, Hong Kong.
Tel: (852) 2173 8888 Fax: (852) 2785 5487 Website: www.hk.intertek-etlsemko.com
14
TABLE: list of critical components and materials
P
Component
Manufacturer/
trademark
Type/model
Value / rating
Standard
Approval/
Reference
Mains
transformer
transformer
Ngai Cheong
Electronics Ltd.
Electronics Ltd.
NC-V3075TM4
230V 50Hz
EI-96
IEC/EN60065 Tested
with
appliance
Primary and
secondary
bobbin material
of mains
transformer
secondary
bobbin material
of mains
transformer
Wintech Polymer
Ltd.
Ltd.
CN7030 V-0 IEC60707
Tested
with
appliance
Primary and
secondary
bobbin material
of mains
transformer
(Alternative)
secondary
bobbin material
of mains
transformer
(Alternative)
Toray Industries
Inc.
Inc.
1104G-30 V-0 IEC60707
Tested
with
appliance
Primary and
secondary
bobbin material
of mains
transformer
(Alternative)
secondary
bobbin material
of mains
transformer
(Alternative)
GE Plastics
Japan Ltd.
Japan Ltd.
420SE0
420SE0M
V-0 IEC60707
Tested
with
appliance
Thermal fuse
inside mains
transformer
inside mains
transformer
Joint Force
Metal Research
& Company
Limited
Metal Research
& Company
Limited
M33 250V
1A
130
°C
IEC60691
Stand-by
transformer
transformer
Wah Hing
Transformer
Mfy., Ltd.
Transformer
Mfy., Ltd.
T07292A
230V 50Hz
EI-35
IEC/EN60065 Tested
with
appliance
Bobbin material
of stand-by
transformer
of stand-by
transformer
E I Dupont De
Nemours & Co.,
Inc.
Nemours & Co.,
Inc.
101
101F
HB75 IEC60707
Tested
with
appliance
Thermal fuse
inside stand-by
transformer
inside stand-by
transformer
Aupo Electronics
Ltd.
Ltd.
A3 250V
2A
125
°C
IEC60691
Insulating tape
enclosed
primary winding
of stand-by
transformer
enclosed
primary winding
of stand-by
transformer
KK Enterprise
Co., Ltd.
Co., Ltd.
KK-TACK-MT 130
°C IEC/EN60065
Tested
with
appliance
1
) an asterisk indicates a mark which assures the agreed level of surveillance
Page 64 of 66
Report No.: HK-R04173361
IEC 60065 / EN 60065
Clause
Requirement – Test
Result - Remark
Verdict
TRF No: IECEN60065D
Intertek Testing Services Hong Kong Ltd.
2/F., Garment Centre, 576 Castle Peak Road, Kowloon, Hong Kong.
Tel: (852) 2173 8888 Fax: (852) 2785 5487 Website: www.hk.intertek-etlsemko.com
14
TABLE: list of critical components and materials (Cont’d)
P
Component
Manufacturer/
trademark
Type/model
Value / rating
Standard
Approval/
Reference
Capacitor
(C901)
(C901)
Murata Mfg. Co.,
Ltd.
Ltd.
KH
Y2 AC250V
10000pF
±20%
IEC60384-14
Capacitors
(C902 & C903)
(C902 & C903)
Matsushita
Electric Ind. Co.,
Ltd.
Electric Ind. Co.,
Ltd.
ECQ-UL
X2 AC275V
0,1
µF
IEC60384-14
Relay (RL901)
Massuse Electric
Ltd.
Ltd.
ME-7 10A
250V
8A/60A
IEC61058-1
Plastic material
of relay (RL901)
of relay (RL901)
E I Dupont De
Nemours & Co.,
Inc.
Nemours & Co.,
Inc.
FR530 V-0
IEC60707
Tested
with
appliance
NTC thermistor
(TR901)
(TR901)
Ishizuka
Electronics
Corp.
Electronics
Corp.
5D-13 250V
-30 to 160
°C
max. 3,4A
IEC/EN60065 Tested
with
appliance
PCB
(Power switch
board)
(Power switch
board)
Kingboard
Laminates Ltd.
Laminates Ltd.
KB-3150 V-0 IEC60707
Tested
with
appliance
PCB
(Power switch
board)
(Alternative)
(Power switch
board)
(Alternative)
Hanme Ns Co.,
Ltd.
Ltd.
NS-6704 V-0 IEC60707
Tested
with
appliance
PCB
(Power switch
board)
(Alternative)
(Power switch
board)
(Alternative)
Cheong Wah
PCB Works Ltd.
PCB Works Ltd.
94V0-D V-0 IEC60707
Tested
with
appliance
PCB
(Power switch
board)
(Alternative)
(Power switch
board)
(Alternative)
Techni
Technology Ltd.
Technology Ltd.
T2A V-0
IEC60707
Tested
with
appliance
PCB
(Power switch
board)
(Alternative)
(Power switch
board)
(Alternative)
Huge Flow
Printed Circuits
Board Co., Ltd.
Printed Circuits
Board Co., Ltd.
HF-03 V-0
IEC60707
Tested
with
appliance
1
) an asterisk indicates a mark which assures the agreed level of surveillance
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