DOWNLOAD Harman Kardon AVR 8500 (serv.man2) Service Manual ↓ Size: 2.25 MB | Pages: 55 in PDF or view online for FREE

Model
AVR 8500 (serv.man2)
Pages
55
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2.25 MB
Type
PDF
Document
EMC - CB Certificate
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Device
Audio
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avr-8500-sm2.pdf
Date

Harman Kardon AVR 8500 (serv.man2) EMC - CB Certificate ▷ View online

 
IEC 60065, 6th edition : 1998
 - 
- Page 17 of 44 - 
 
 
   
 
Order No. 
200211174
 
 
 
 
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. 
 
IEC 60065, 6th edition : 1998
 - 
- Page 18 of 44 - 
 
 
   
 
Order No. 
200211174
 
 
 
 
13 
CLEARANCES AND CREEPAGE 
DISTANCES 
 
13.1.1 
Clearances and creepage distances in 
accordance with 13.2 (fig. 9); minimum 
distance    
See 13.2 
 
Reduction applied if the 3 conditions are 
met   
Reduction of 1,0mm in clearance/creepage distance 
for reinforced between live pcb pattern and RY451 
connected secondary pcb pattern
.
 
 
Reduction applied for Grade 2 winding 
wire   
No 
13.1.2 
Use of cemented joints   
No cemented joints 
 
Tests to confirm cemented joints   
 
13.2 
Class I apparatus 
Class II apparatus 
 
Creepage distances and clearances 
between live parts and safety earthed 
parts (basic insulation) 
 
 
Creepage distances and clearances 
between live parts and not safety earthed 
accessible parts (reinforced or double 
insulation) 
 
 
Class II apparatus 
 
 
Creepage distances and clearances 
between live parts and not accessible 
parts (basic insulation) 
 
 
Creepage distances and clearances 
between not accessible parts and 
accessible parts (supplementary 
insulation) 
 
 
Creepage distances and clearances 
between live parts and accessible parts 
(reinforced or double insulation)   
Measured minimum distances: 
5,0 mm (pr-sec) 
6,0 mm (pr-accessible parts)   
 
Creepage distances and clearances 
measured whilst forces of 2N and 30N 
are applied   
No reduction of clearance/creepage distances when 
2N is applied on internal parts and 30N at the 
enclosure. 
 
 
Clearances and creepage distances of 
parts of different polarity directly 
connected to the mains, as in fig. 9; 
minimum distance      
Measured minimum distances: > 3,5 mm 
 
Clearances and creepage distances 
between conductors on printed circuit 
boards, one of which may be 
conductively connected to the mains, as 
in fig. 10 (overheating only) 
No overheating of conductors on PWB. 
 
 
IEC 60065, 6th edition : 1998
 - 
- Page 19 of 44 - 
 
 
   
 
Order No. 
200211174
 
 
 
 
13.3 
Enclosed, enveloped or hermetically 
sealed parts: clearances and creepage 
distances to Table 4   
No such parts in the apparatus 
13.4 
Parts filled with insulating compound, 
meeting the requirements of 8.8   
No components or subassemblies filled with 
compound. 
13.5 
Type B coated printed circuit boards 
complying with IEC 60 664-3 (basic 
insulation only)   
No type B coated PWB 
 
 
IEC 60065, 6th edition : 1998
 - 
- Page 20 of 44 - 
 
 
   
 
Order No. 
200211174
 
 
 
 
14 
COMPONENTS   
 
14.1 
Resistors
 
 
 
a) Resistors between hazardous live 
parts and accessible metal parts, or 
bridging contact gaps on mains switch.   
R451, 10 ohms, 30W; 
Bridging contact gaps on mains relay RLY453. 
After 21 days damp heat/10kV discharge test, the 
value of resistance, not differ 2% from the original 
value.                                  OK. 
See List of Critical Components. 
 
b) Resistors, other than between 
hazardous live parts and accessible 
parts   
No such resistors 
   
14.2 
Capacitors and RC units 
 
 
 
Capacitors separately approved   
Yes, see below 
14.2.1 
Y capacitors tested to IEC 384-14, 2nd 
edition      
 
14.2.2 
X capacitors tested to IEC 384-14, 2nd 
edition      
Capacitor C450, C459 is X2, and 
Capacitors C451, C486, C487, C488, C489 is X1. 
Part No 
Manufacturer 
Value 
Type 
Marking 
Approved by 
C450, C459 
Pilkor Elect. 
0.10 uF 275V 
PCX2 335M 
100nM 275V~X2 
S, VDE 
C451, C486, 
C487, C488, 
C489 
Korea Electronics.  
0.0047 uF 250V 
NU 
472M, X1/Y2 
S, VDE 
 
 
 
 
 
 
 
 
 
 
 
 
14.2.3 
Capacitors operating at mains 
frequency but not connected to the 
mains: tests for X2      
No such capacitors 
14.2.5 
Capacitors with volume exceeding 
1750 mm³, where short-circuit 
current exceeds 0,2 A: compliance 
with IEC 60 384-1, 4.38 category B 
or better      
No such capacitors 
 
 
Capacitors with volume exceeding 
1750 mm³, mounted closer to a 
potential ignition source than Table 5 
permits: compliance with 
IEC 60 384-1, 4.38 category B or 
better      
No such capacitors 
 
 
Shielded by a barrier to FV 0 or 
metal      
No barrier required. See above. 
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