DOWNLOAD Harman Kardon AVR 7500 (serv.man9) Service Manual ↓ Size: 1.98 MB | Pages: 54 in PDF or view online for FREE

Model
AVR 7500 (serv.man9)
Pages
54
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1.98 MB
Type
PDF
Document
EMC - CB Certificate
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Device
Audio
File
avr-7500-sm9.pdf
Date

Harman Kardon AVR 7500 (serv.man9) EMC - CB Certificate ▷ View online

 
IEC 60065, 6th edition : 1998
 - 
- Page 13 of 43 - 
 
 
   
 
Order No. 
200211175
 
 
 
 
 
Reinforced insulation, three layers 
any two which meet 10.3   
Main transformer insulation 
8.9 
Primary wiring : 
Adequate insulation between internal 
hazardous live conductors and 
accessible parts   
Double insulated. 
 
Secondary wiring : 
Adequate insulation between internal 
hazardous live parts and conductors 
connected to accessible parts   
Single insulated but safely anchored. 
 
8.10 
Class II apparatus : 
Double insulation between 
conductors connected to the mains 
and accessible parts   
Double insulated, tested according to 8.9. and 10.3. 
 
Class II apparatus : 
Double insulation between 
conductors connected to accessible 
parts and the mains   
 
8.11 
Detaching of wires 
 
 
 
No undue reduction of creepage or 
clearance distances if wires become 
detached   
Primary wires in external cords connected with multi-
contact-housing. 
 
Vibration test carried out   
Vibration test considered not necessary   
8.12 
Adequate cross-sectional area of 
internal wiring to mains socket-
outlets   
Socket outlet fuses provided 
8.13 
Adequate fastening of windows, 
lenses, lamp covers etc. (push or 
pull test 20 N for 10 s)   
Adequately fastened. 
 
8.14 
Adequate fastening of covers (push 
or pull test 50 N, for 10 s)   
Covers adequately fastened with screws. 
 
8.15 
No risk of damage to the insulation 
of internal wiring due to hot parts or 
sharp edges   
Wires safely anchored away from parts with high 
temperature. 
 
8.16 
Apparatus designed to be supplied 
by special supply apparatus only.   
 
 
IEC 60065, 6th edition : 1998
 - 
- Page 14 of 43 - 
 
 
   
 
Order No. 
200211175
 
 
 
 
ELECTRIC SHOCK HAZARD 
UNDER NORMAL OPERATING 
CONDITIONS   
 
9.1.1 
Touch current expressed as voltages 
U1 and U2 in Annex D   
 
Location 
Measured U1 
V (peak) 
Measured U1 
V (DC) 
Measured U2 
V (peak) 
Limits : 
U1 Max 35V (peak) 
U1 Max 1.0V (DC) 
U2 Max 0.35V 
(peak) 
Mains pole - RCA terminal 
< 0,46 V 
< 0,10 V 
Pass 
 
 
 
 
 
 
 
 
 
 
 
Discharge not exceeding 45 
µ
C   
No part or contact of a terminal with stored voltages 
between 60V - 15kV 
 
Energy of discharge not exceeding 
350 mJ   
No part or contact of a terminal with stored voltages 
exceeding 15kV 
 
Test with test finger according to 
test probe B of IEC 61 032 (20N) 
No access to hazardous live parts 
 
 
For class II constructions, test with 
test probe 13 of IEC 61 032 (3N) 
No access to hazardous live parts 
 
 
Clearances to circuits exceeding 
1000V a.c. or 1500V d.c.   
No voltages exceeding 1000V AC or 1500V DC. 
9.1.2 
No hazardous live shafts of knobs, 
handles or levers   
No live shafts, handles or levers 
9.1.3 
Ventilation holes tested by means of 
4 mm x 100 mm test pin   
No access for the test pin. 
 
9.1.4 
Terminal devices tested with 
1 mm x 20 mm test pin (10 N); test 
probe 16 of IEC 61 032   
Does not reach hazardous live parts 
 
 
Terminal devices tested with 
1 mm x 100 mm straight wire (1 N); 
test probe D of IEC 61 032   
Does not reach hazardous live parts 
 
9.1.5 
Pre-set controls tested with 
2.5 mm x 100 mm test pin (10 N); 
test probe C of IEC 61 032   
No preset controls 
 
9.1.6 
No shock hazard due to stored 
charge on withdrawal of the mains 
plug; voltage (V) after 2 s      
Measured voltage after 2 sec.: < 2V. 
 
If C is not greater than 0,1 
µ
F no test 
needed   
 
9.1.7 
Enclosure sufficiently resistant to 
external force 
 
 
 
IEC 60065, 6th edition : 1998
 - 
- Page 15 of 43 - 
 
 
   
 
Order No. 
200211175
 
 
 
 
 
Test probe 11 of IEC 61 032 for 10 s 
(50 N)   
Test with test finger results in no hazard. 
 
 
Test hook of fig. 4 for 10 s (20 N)   
Test with test hook results in no hazard. 
 
Conductive enclosures : 
30 mm diameter test tool for 5 s 
(100 or 250 N)      
Test with 100N results in no damage. 
9.2 
No hazard 2s after removing a cover 
by hand   
No cover removable by hand 
 
10 
INSULATION REQUIREMENTS   
 
10.1 
Insulation resistance (M
) at least 
2 M
 min. after surge test for basic 
and 4 M
 min. for reinforced 
insulation      
>4 M
 
 
10.2 
Humidity treatment 48 h or 120 h      
120 h  (40
°
C). No impairment 
10.3 
Insulation resistance and dielectric 
strength     
 
Tested insulation 
Insulation   
Test voltage 
Voltage test 
Remarks 
 
resistance 
based on the 
(r.m.s.value) 
 
 
     (M Ohm) 
Operating 
 
 
 
Meas- 
Min. 
Voltage 
 
 
 
ured 
required 
(V) 
(V) 
 
Between the poles 
 
 
For rated mains     
 
of the circuit    
:
 
> 2 
2   
voltages 
 150V 
   
   
directly connected 
 
 
r.m.s, 1410V pk 
 
 
to the supply 
 
 
 
 
 
mains 
 
For rated mains 
1500 V 
Pass 
 
 
 
voltages 
 150V 
 
 
 
 
 
r.m.s, 2120V pk 
 
 
Basic insulation 
:
 
 
  2 
Curve A,
 
 
  V 
   
 
 
 
Fig. 7 
 
 
Supplementary 
 
 
 
 
 
insulation   
 
:
 
 
  2 
Curve A,
 
 
  V 
   
 
 
 
Fig. 7 
 
 
Reinforced 
 
 
 
 
 
insulation        
:
 
> 100 
  4 
Curve B,
 
 
  3000 V 
Pass 
 
 
 
Fig. 7 
 
 
 
11 
FAULT CONDITIONS   
 
11.1 
Electric shock hazard under fault 
conditions   
No electric shock hazard under fault conditions 
11.2 
Heating under fault condition 
 
 
 
No hazard from softening solder   
Neither danger of fire to surroundings nor abnormal 
heat developed 
 
 
No flaming more than 10s   
No flaming 
 
IEC 60065, 6th edition : 1998
 - 
- Page 16 of 43 - 
 
 
   
 
Order No. 
200211175
 
 
 
 
11.2.1 
Measurement of temperature rises   
See appended table, fault condition tests 
11.2.2 
Temperature rise of accessible parts   
See appended table, fault condition tests 
11.2.3 
Temperature rise of parts, other than 
windings, providing electrical insulation   
See appended table, fault condition tests 
 
Temperature rise of printed circuit boards 
(PCB) exceeding the limits of Table 2 by 
max. 100 K for max. 5 min   
No area where temperature exceeds 100K above 
limits 
 
 
a) Temperature rise of printed circuit 
boards (PCB) to 20.1.3, exceeding the 
limits of Table 2 by not more than 100 K 
for an area not greater than 2 cm²   
No area where temperature exceeds 100K above 
limits 
 
 
b) Temperature rise of printed circuit 
boards (PCB) to 20.1.3 up to 300 K for 
an area not greater than 2 cm² for a 
maximum of 5 min   
No area where temperature exceeds 300K above 
limits 
 
 
Meets all the special conditions if 
conductors on printed circuit boards are 
interrupted   
No conductors are interrupted/peeled/loosened during 
fault conditions 
11.2.4 
Temperature rise of parts acting as a 
support or mechanical barrier   
Temperature rises are within the limits. 
11.2.5 
Temperature rise of windings   
See Fault Condition tests 
11.2.6 
Temperature rise of parts not subject to 
the limits of 11.2.1 to 11.2.5,   
table 2 item e).   
No excessive temperature observed/measured on 
other parts. 
 
 
12 
MECHANICAL STRENGTH   
 
12.1.1 
Bump test (>7kg) 
No damage in the sense of this standard 
12.1.2 
Vibration test (portable, musical 
amplifiers, metal enclosure) 
Assessed to be satisfactory constructed. 
12.1.3 
Impact test (0.5J) 
No damage in the sense of this standard 
12.2 
Fixing of knobs, push buttons, keys and 
levers   
Normal use will not impair the protection against 
electric shock. 
12.3 
Remote controls with hazardous live 
parts   
No remote control containing hazardous live parts 
12.4 
Drawers (pull test 50 N, 10 s)   
No drawers 
12.5 
Antenna coaxial sockets providing 
isolation   
No antenna socket which insolate hazardous live 
parts from accessible parts. 
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