DOWNLOAD Harman Kardon AVR 3550 (serv.man13) Service Manual ↓ Size: 1.97 MB | Pages: 50 in PDF or view online for FREE

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AVR 3550 (serv.man13)
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50
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1.97 MB
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PDF
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EMC - CB Certificate
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Device
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avr-3550-sm13.pdf
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Harman Kardon AVR 3550 (serv.man13) EMC - CB Certificate ▷ View online

 
IEC 60065, 6th edition : 1998
 - 
- Page 17 of 40 - 
 
 
   
 
Order No. 
200219130
 
 
 
 
13.1.2 
Use of cemented joints   
No cemented joints 
 
Tests to confirm cemented joints   
 
13.2 a 
Class I 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: 
6,0 mm (pr-sec) 
6,2 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: > 4,2 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. 
 
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 18 of 40 - 
 
 
   
 
Order No. 
200219130
 
 
 
 
14 
COMPONENTS   
 
14.1 
Resistors
 
 
 
a) Resistors between hazardous live 
parts and accessible metal parts, or 
bridging contact gaps on mains switch.   
No resistors 
 
 
b) Resistors, other than between 
hazardous live parts and accessible 
parts   
No 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 C903 is X2, and 
Capacitors C853 and C904 are X1. 
Part No 
Manufacturer 
Value 
Type 
Marking 
Approved by 
C903 
Pilkor Elect. 
0.10 uF 275V 
PCX2 335M 
100nM 275V~X2 
S, VDE 
C853, C904 
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. 
14.3 
Inductors and windings 
 
 
14.3.1 
Transformers and inductors marked 
with manufacturer's name and type    
Type:   
“KLT5W006ZE” or “CLT5W006ZE” for m
ain 
transformer
“KLT5J033ZE” or “CLT5J033ZE” for sub transformer. 
 
Manufacturer’s name identification: “SK” 
14.3.2. 
Transformer category 
Isolating transformer 
 
 
IEC 60065, 6th edition : 1998
 - 
- Page 19 of 40 - 
 
 
   
 
Order No. 
200219130
 
 
 
 
14.3.3-5 
Transformer construction 
See below. 
14.3.3.2 
Transformers meet the 
constructional requirements : 
See below. 
Transformer/motor 
Insulation 
Insulation 
Test 
Flashover 
Creepage distances 
Part No/markings 
between 
resistance 
voltage 
Breakdown 
and clearances 
 
 
  M Ohm 
kV(60)s 
voltage kV 
Measured 
Required   
KLT5W006ZE *) 
Pr – sec 
> 100 
3KV(rms) 
7,0 mm 
≥ 6 
 
Pr – ic 
> 100 
3KV(rms) 
6,8 mm 
≥ 6 
 
 
 
 
 
 
 
KLT5J033ZE **) 
Pr – sec 
> 100 
3KV (rms) 
7,5 mm 
≥ 6 mm   
 
Pr - ic 
> 100 
3KV (rms) 
6,5 mm 
≥ 6 mm   
 
 
 
 
 
 
 
*) Main transformer,   **) Sub transformer 
 
 
Components / construction 
(Main transformer)
   
Windings on two separate bobbins. The bobbins are 
placed in an insulating housing with two compartments, 
one above the other. Bobbin thickness : > 0,4mm. 
 
Components / construction 
(Sub transformer)
   
Windings on single bobbins. A wall (2 layers) is provided 
between primary and secondary windings. Satisfactory 
constructed. Bobbin thickness : > 0,4mm. 
Transformer/mot
or 
Insulation 
Thickness (mm) 
Material 
Dielectric strength test 
Part 
No/markings 
between 
            X 
 
for each combination of 
 
 
    Number 
 
two (2) layers   
KLT5W006ZE 
Pr – sec 
Bobbin, 
0,70 mm min. x 1   
PETP 
Pass *) 
 
Pr – ic 
Bobbin, 
0,70 mm min. x 1 
PETP 
Pass *) 
 
 
 
 
 
KLT5J033ZE 
Pr – sec 
0,50 mm min. x 2 
0,50 mm min. x 1 
PETP bobbin wall 
PBT bobbin cap. 
Pass  *) 
 
Pr – ic 
0,60 mm min. x 1 
PETP bobbin 
Pass  *) 
 
Pr – ic 
0,50 mm min. x 1 
PBT bobbin cap. 
Pass  *) 
 
 
 
 
 
*) Test voltage: 3000 Vrms.  
14.3.4.1 
Class II transformers have adequate 
separation between hazardous live 
windings and windings intended to 
be connected to accessible 
conductive parts (double or 
reinforced insulation)   
Double or reinforced insulation between primary and 
secondary windings according to clause 8.8. 
 
 
IEC 60065, 6th edition : 1998
 - 
- Page 20 of 40 - 
 
 
   
 
Order No. 
200219130
 
 
 
 
 
Coil formers and partition walls 
 0,4 mm   
The bobbin fulfils the requirement of reinforced insulation, 
see table above for bobbin thickness. 
14.3.4.2 
Class I transformers, with basic 
insulation and protective screening 
only if all 7 conditions of 14.3.4.2 are 
met   
 
14.3.4.3 
Separating transformers with at least 
basic insulation   
 
14.3.5.1 
Class II transformers have adequate 
insulation between hazardous live 
parts and accessible parts (double 
or reinforced insulation)   
Double or reinforced insulation between hazardous live 
windings and accessible conductive parts. 
 
Coil formers and partition walls 
 0,4 mm   
The bobbin fulfils the requirement of reinforced insulation, 
see table above for bobbin thickness. 
14.3.5.2 
Class I transformers have adequate 
insulation between hazardous live 
parts and accessible conductive 
parts or those conductive parts or 
protective screens connected to a 
protective earth terminal   
 
 
Winding wires connected to 
protective earth have adequate 
current-carrying capacity   
 
14.4 
High voltage components 
 
 
 
High-voltage components and 
assemblies: U > 4 kV (peak) 
separately approved   
No high voltage components used 
 
 
Component meets category FV 1 of 
IEC 60 707   
 
14.4.1 
High voltage transformers and 
multipliers tested as part of the 
submission   
 
14.5 
Protective devices 
 
 
 
Protective devices used within their 
ratings   
Thermal link and fuse 
 
External clearance and creepage 
distances appropriate for the voltage 
across the device when opened   
Thermal link and fuse 
14.5.1.1 
a) Thermal cut-outs separately 
approved   
None 
 
 
b) Thermal cut-outs tested as part of 
the submission   
 
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