Harman Kardon AVR 7500 (serv.man9) EMC - CB Certificate ▷ View online
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IEC 60065, 6th edition : 1998
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- Page 17 of 43 -
Order No.
200211175
13
CLEARANCES AND CREEPAGE
DISTANCES
DISTANCES
P
13.1.1
Clearances and creepage distances in
accordance with 13.2 (fig. 9); minimum
distance
accordance with 13.2 (fig. 9); minimum
distance
See 13.2
P
Reduction applied if the 3 conditions are
met
met
No reduction applied
N
Reduction applied for Grade 2 winding
wire
wire
No
N
13.1.2
Use of cemented joints
No cemented joints
N
Tests to confirm cemented joints
N
13.2
Class I apparatus
Class II apparatus
N
Creepage distances and clearances
between live parts and safety earthed
parts (basic insulation)
between live parts and safety earthed
parts (basic insulation)
N
Creepage distances and clearances
between live parts and not safety earthed
accessible parts (reinforced or double
insulation)
between live parts and not safety earthed
accessible parts (reinforced or double
insulation)
N
Class II apparatus
P
Creepage distances and clearances
between live parts and not accessible
parts (basic insulation)
between live parts and not accessible
parts (basic insulation)
N
Creepage distances and clearances
between not accessible parts and
accessible parts (supplementary
insulation)
between not accessible parts and
accessible parts (supplementary
insulation)
N
Creepage distances and clearances
between live parts and accessible parts
(reinforced or double insulation)
between live parts and accessible parts
(reinforced or double insulation)
Measured minimum distances:
6,0 mm (pr-sec)
6,2 mm (pr-accessible parts)
6,0 mm (pr-sec)
6,2 mm (pr-accessible parts)
P
Creepage distances and clearances
measured whilst forces of 2N and 30N
are applied
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.
2N is applied on internal parts and 30N at the
enclosure.
P
Clearances and creepage distances of
parts of different polarity directly
connected to the mains, as in fig. 9;
minimum distance
parts of different polarity directly
connected to the mains, as in fig. 9;
minimum distance
Measured minimum distances: > 4,5 mm
P
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)
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.
P
-
IEC 60065, 6th edition : 1998
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- Page 18 of 43 -
Order No.
200211175
13.3
Enclosed, enveloped or hermetically
sealed parts: clearances and creepage
distances to Table 4
sealed parts: clearances and creepage
distances to Table 4
No such parts in the apparatus
N
13.4
Parts filled with insulating compound,
meeting the requirements of 8.8
meeting the requirements of 8.8
No components or subassemblies filled with
compound.
compound.
N
13.5
Type B coated printed circuit boards
complying with IEC 60 664-3 (basic
insulation only)
complying with IEC 60 664-3 (basic
insulation only)
No type B coated PWB
N
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IEC 60065, 6th edition : 1998
-
- Page 19 of 43 -
Order No.
200211175
14
COMPONENTS
P
14.1
Resistors
P
a) Resistors between hazardous live
parts and accessible metal parts, or
bridging contact gaps on mains switch.
parts and accessible metal parts, or
bridging contact gaps on mains switch.
Bridging contact caps on mains relay RLY452.
After standard mentioned 21 days damp heat and
10kV discharge test, the value of resistance, not differ
2% from the original value. OK.
See List of Critical Components.
After standard mentioned 21 days damp heat and
10kV discharge test, the value of resistance, not differ
2% from the original value. OK.
See List of Critical Components.
P
b) Resistors, other than between
hazardous live parts and accessible
parts
hazardous live parts and accessible
parts
No such resistors
N
14.2
Capacitors and RC units
P
Capacitors separately approved
Yes, see below
P
14.2.1
Y capacitors tested to IEC 384-14, 2nd
edition
edition
N
14.2.2
X capacitors tested to IEC 384-14, 2nd
edition
edition
Capacitor C461 is X2, and
Capacitors C451, C459, C460, C469, C470 is X1.
Capacitors C451, C459, C460, C469, C470 is X1.
P
Part No
Manufacturer
Value
Type
Marking
Approved by
C461
Pilkor Elect.
0.10 uF 275V
PCX2 335M
100nM 275V~X2
S, VDE
C451, C459,
C460, C469
C470.
C460, C469
C470.
Korea Electronics.
0.0047 uF 250V
NU
472M, X1/Y2
N, S, VDE
14.2.3
Capacitors operating at mains
frequency but not connected to the
mains: tests for X2
frequency but not connected to the
mains: tests for X2
No such capacitors
N
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
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
N
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
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
N
Shielded by a barrier to FV 0 or
metal
metal
No barrier required. See above.
N
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IEC 60065, 6th edition : 1998
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- Page 20 of 43 -
Order No.
200211175
14.3
Inductors and windings
P
14.3.1
Transformers and inductors marked
with manufacturer's name and type
with manufacturer's name and type
Type:
“5541185A” for Main transformer,
“55288770NR” for Sub transformer.
Manufacturer’s name identification:
“POWER TECHNICS CO.” for Main transformer,
”POW” for Sub transformer.
“5541185A” for Main transformer,
“55288770NR” for Sub transformer.
Manufacturer’s name identification:
“POWER TECHNICS CO.” for Main transformer,
”POW” for Sub transformer.
P
14.3.2.
Transformer category
Isolating transformer
P
14.3.3-5
Transformer construction
See below.
P
14.3.3.2
Transformers meet the
constructional requirements :
constructional requirements :
See below.
P
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
5541185A *)
Pr - sec
> 100
3KV(rms)
-
> 8,0 mm
> 6 mm
55288770NR **)
Pr - sec
> 100
3KV (rms)
-
> 6,9 mm
> 6 mm
Pr - ic
> 100
3KV (rms)
-
> 6,4 mm
> 6 mm
*) Main transformer, **) Sub transformer
Components / construction
(Main transformer)
Concentric winding on an isolate iron core. At least 3
layers of insulation between primary and secondary
winding.
layers of insulation between primary and secondary
winding.
P
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.
between primary and secondary windings. Satisfactory
constructed. Bobbin thickness : > 0,4mm.
P
Transformer/mot
or
or
Insulation
Thickness (mm)
Material
Dielectric strength test
Part
No/markings
No/markings
between
X
for each combination of
Number
two (2) layers
5541185A *)
Pr - sec
0,05 mm x 3
Polyester film
Pass *)
Pr - sec
0,5 mm x 1
P.T.F.E. Tube
Pass *)
55288770NR **)
Pr - sec
0,50 mm min. x 2
0,60 mm min. x 1
0,60 mm min. x 1
PET bobbin wall
66 nylon bobbin cap.
66 nylon bobbin cap.
Pass *)
Pr - ic
0,80 mm min. x 1
PET bobbin
Pass *)
Pr - ic
0,60 mm min. x 1
66 nylon bobbin cap.
Pass *)
*) Test voltage: 3000 Vrms.
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