Harman Kardon AVR 7300 EMC - CB Certificate ▷ View online
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IEC 60065, 6th edition : 1998
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- Page 17 of 40 -
Order
No.
24775
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
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
N
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
boards (PCB) to 20.1.3 up to 300 K for
an area not greater than 2 cm² for a
maximum of 5 min
N
Meets all the special conditions if
conductors on printed circuit boards are
interrupted
conductors on printed circuit boards are
interrupted
No conductors are interrupted/peeled/loosened during
fault conditions
fault conditions
N
11.2.4
Temperature rise of parts acting as a
support or mechanical barrier
support or mechanical barrier
Temperature rises are within the limits.
P
11.2.5
Temperature rise of windings
See Fault Condition tests
P
11.2.6
Temperature rise of parts not subject to
the limits of 11.2.1 to 11.2.5,
table 2 item e).
the limits of 11.2.1 to 11.2.5,
table 2 item e).
No excessive temperature observed/measured on
other parts.
other parts.
P
12 MECHANICAL
STRENGTH
P
12.1.1
Bump test (>7kg)
No damage in the sense of this standard
P
12.1.2
Vibration test (portable, musical
amplifiers, metal enclosure)
amplifiers, metal enclosure)
Assessed to be satisfactory constructed.
N
12.1.3
Impact test (0.5J)
No damage in the sense of this standard
P
12.2
Fixing of knobs, push buttons, keys and
levers
levers
Normal use will not impair the protection against
electric shock.
electric shock.
P
12.3
Remote controls with hazardous live
parts
parts
No remote control containing hazardous live parts
N
12.4
Drawers (pull test 50 N, 10 s)
No drawers
N
12.5
Antenna coaxial sockets providing
isolation
isolation
No antenna socket which insolate hazardous live parts
from accessible parts.
from accessible parts.
N
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
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IEC 60065, 6th edition : 1998
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- Page 18 of 40 -
Order
No.
24775
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)
Measured minimum distances:
6,2 mm (reactor insulation between W1 and W2).
6,2 mm (reactor insulation between W1 and W2).
P
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)
6,0 mm (pr-accessible parts)
6,0 mm (pr-sec)
6,0 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: 3,5 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
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
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- Page 19 of 40 -
Order
No.
24775
14 COMPONENTS
P
14.1 Resistors
N
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.
No such resistors
N
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
C461, C451, C459, C460, C469 and C470 are X cap.
P
Part No
Manufacturer
Value
Type
Marking
Approved
by
C461
Pilkor Elect.
0.10uF 275V
PCX2 335M
0.1 uF 275V~X2
VDE
C451, C459, C460, C469, C470
Du San Ind.
0.0047uF 250V
NU
472M, X1/Y2
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
E. capacitors, metal case
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
E. capacitors, metal case
N
Shielded by a barrier to FV 0 or metal
No barrier required. See above.
N
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
Adequate marking applied
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 :
requirements :
See below.
P
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IEC 60065, 6th edition : 1998
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- Page 20 of 40 -
Order
No.
24775
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
H01-TXPWMMD10B0
Pr - sec
> 100
3KV(rms)
-
7,0 mm
> 6 mm
H01-TXPWMSD10A0
Pr - sec
> 100
3KV (rms)
-
6,7 mm
> 6 mm
Pr - ic
> 100
3KV (rms)
-
6,0 mm
> 6 mm
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. Center flange 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/motor
Insulation
Thickness (mm)
Material
Dielectric strength test
Part No/markings
between
X
for each combination of
Number
two (2) layers
H01-TXPWMMD10B0
Pr - sec
0,05 mm x 3 or 4
Polyester film
Pass *)
Pr - sec
0,50 mm x 1
P.T.F.E. Tube
Pass *)
H01-TXPWMSD10A0
Pr - sec
0,70 mm min. x 1
66-Nylon Bobbin cap
Pass *)
Pr - ic
0,80 mm min. x 1
PBT bobbin
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)
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.
secondary windings according to clause 8.8.
P
Coil formers and partition walls
≥
0,4 mm
a) Main transformer, type H01-TXPWMMD10B0;
Thin sheet insulation applied between primary and
secondary windings, see table above.
b) Sub transformer, type H01-TXPWMSD10A0;
The bobbin fulfils the requirement of reinforced insulation,
thickness: > 0,4 mm.
Thin sheet insulation applied between primary and
secondary windings, see table above.
b) Sub transformer, type H01-TXPWMSD10A0;
The bobbin fulfils the requirement of reinforced insulation,
thickness: > 0,4 mm.
P
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
insulation and protective screening
only if all 7 conditions of 14.3.4.2 are
met
Class II transformers
N
14.3.4.3
Separating transformers with at least
basic insulation
basic insulation
N
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