Read Harman Kardon AVR 7500 (serv.man9) EMC - CB Certificate 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
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