Harman Kardon HK 3490 (serv.man2) EMC - CB Certificate ▷ View online
- Page 23 of 45 -
Report
No.
98503
15.2
Provision for protective earthing
N/A
Accessible conductive parts of Class I equipment
reliably connected to earth terminal, within
equipment
reliably connected to earth terminal, within
equipment
Class II apparatus
N/A
Protective earth conductors correctly coloured
N/A
Equipment with non-detachable mains cord
provided with separate protective earth terminal
near mains input
provided with separate protective earth terminal
near mains input
N/A
Protective earth terminal resistant to corrosion
N/A
Earth resistance test: < 0,1
Ω at 25 A ............... :
N/A
15.3
Terminals for external flexible cords and for
permanent connection to the mains supply
permanent connection to the mains supply
P
15.3.1
Adequate terminals for connection of permanent
wiring
wiring
Apparatus is not for
permanent connection.
permanent connection.
N/A
15.3.2
Reliable connection of non-detachable cords:
.
P
Not soldered to conductors of a printed circuit
board
board
Not soldered
P
Adequate clearances and creepage distances
between connections should a wire break away
between connections should a wire break away
Wires are clamped two
times to the contact
terminal and provided with
a two-pole connector
times to the contact
terminal and provided with
a two-pole connector
P
Wire secured by additional means to the
conductor
conductor
Adequately anchored.
Tested with 5 N.
Tested with 5 N.
P
15.3.3
Screws and nuts clamping conductors have
adequate threads: ISO 261, ISO 262 or similar
adequate threads: ISO 261, ISO 262 or similar
No screws and nuts
clamping
clamping
N/A
15.3.4
Soldered conductors wrapped around terminal
prior to soldering or held in place by additional
means
prior to soldering or held in place by additional
means
No soldered conductors.
N/A
Clamping of conductor and insulation if not
soldered or held by screws
soldered or held by screws
Clamped insulators and
conductors
conductors
P
15.3.5
Terminals allow connection of appropriate cross-
sectional area of conductors, for the rated current
of the equipment
sectional area of conductors, for the rated current
of the equipment
Terminals have adequate
connection capacity.
connection capacity.
P
15.3.6
Terminals to 15.3.3 have sizes required by table 16
N/A
- Page 24 of 45 -
Report
No.
98503
15.3.7
Terminals clamp conductors between metal and
have adequate pressure
have adequate pressure
No clamps.
N/A
Terminals designed to avoid conductor slipping
out when tightened or loosened
out when tightened or loosened
N/A
Terminals adequately fixed to avoid loosening
when the clamping is tightened or loosened and
stress on internal wiring is avoided
when the clamping is tightened or loosened and
stress on internal wiring is avoided
N/A
15.3.8
Terminals carrying a current more than 0,2 A:
contact pressure not transmitted by insulating
material except ceramic
contact pressure not transmitted by insulating
material except ceramic
No contact pressure trans
mitted through insulating
mitted through insulating
P
15.3.9
Termination of non-detachable cords: wires
terminated near to each other
terminated near to each other
The termination of the
contacts are in adequate
proximity to each other.
contacts are in adequate
proximity to each other.
P
Terminals located and shielded: test with 8 mm
strand
strand
Clamped contacts within
connector
connector
N/A
15.4
Devices forming a part of the mains plug
N/A
15.4.1
No undue strain on mains socket-outlets
The apparatus is not a
device forming a part of
the mains plug.
device forming a part of
the mains plug.
N/A
15.4.2
Device complies with standard for dimensions of
mains plugs
mains plugs
N/A
15.4.3
Device has adequate mechanical strength (tests
a,b,c)
a,b,c)
N/A
16
EXTERNAL FLEXIBLE CORDS
16.1
Mains cords sheathed type, complying with
IEC 60227 for PVC or IEC 60245 for synthetic
rubber cords ......................................................... :
IEC 60227 for PVC or IEC 60245 for synthetic
rubber cords ......................................................... :
Sheathed PVC cord
complying with IEC 60227
complying with IEC 60227
P
Non-detachable cords for Class I have
green/yellow core for protective earth
green/yellow core for protective earth
Class II apparatus
N/A
16.2
Mains cords conductors have adequate cross-
sectional area for rated current consumption of
the equipment
sectional area for rated current consumption of
the equipment
The cord is min. 0,75mm²,
within the current rating
within the current rating
P
- Page 25 of 45 -
Report
No.
98503
16.3
a) Flexible cords not complying with 16.1, used for
interconnections between separate units of
equipment used in combination and carrying
hazardous live voltages, have adequate dielectric
strength
interconnections between separate units of
equipment used in combination and carrying
hazardous live voltages, have adequate dielectric
strength
No interconnecting cables
comprising hazardous live
conductors.
comprising hazardous live
conductors.
N/A
b) Flexible cords not complying with 16.1,
withstand bending and mechanical stress (3.2 of
IEC 60227-2)
withstand bending and mechanical stress (3.2 of
IEC 60227-2)
Cord complying with 16.1.
N/A
16.4
Flexible cords used for connection between
equipment have adequate cross-sectional areas to
avoid temperature rise under normal and fault
conditions
equipment have adequate cross-sectional areas to
avoid temperature rise under normal and fault
conditions
Cords have adequate
cross-sectional areas to
avoid temperature rise under
normal and fault conditions.
cross-sectional areas to
avoid temperature rise under
normal and fault conditions.
P
16.5
Adequate strain relief on external flexible cords
Cord clip wedged in the
enclosure
enclosure
P
Not possible to push cord back into equipment
Checked by inspection
P
Strain relief device unlikely to damage flexible
cord
cord
No sharp edges
P
For mains cords of Class I equipment, hazardous
live conductors become taut before earth
conductor
live conductors become taut before earth
conductor
Class II apparatus.
N/A
16.6
Apertures for external flexible cord: no risk of
damage to the cord during assembly or movement
in use
damage to the cord during assembly or movement
in use
No sharp edges
N/A
16.7
Transportable musical instruments and amplifiers
fitted with detachable cord set with appliance inlet
to IEC 60320-1
fitted with detachable cord set with appliance inlet
to IEC 60320-1
The apparatus is not a
transportable musical
instrument and amplifier
transportable musical
instrument and amplifier
N/A
Transportable musical instruments and amplifiers
fitted with detachable cord sets or with means of
stowage to protect the cord
fitted with detachable cord sets or with means of
stowage to protect the cord
The apparatus is not a
transportable musical
instrument and amplifier
transportable musical
instrument and amplifier
N/A
- Page 26 of 45 -
Report
No.
98503
17
ELECTRICAL CONNECTIONS AND MECHANICAL FIXINGS
17.1
Torque test to table 20:
Screws fixing chassis to the
main enclosure tested.
main enclosure tested.
P
- screws into metal: 5 times
See attachment, Table to
EN/IEC 60065 7
EN/IEC 60065 7
th
edition.
P
- screws into non-metallic material: 10 times
N/A
17.2
Correct introduction into female threads in non-
metallic material
metallic material
No female threads in
non-metallic materials
non-metallic materials
N/A
17.3
Cover fixing screws: captive
Captivity not necessary
P
Non-captive fixing screws: no hazard when
replaced by a screw whose length is 10 times its
diameter
replaced by a screw whose length is 10 times its
diameter
Tested with screw with
10 times diameter.
10 times diameter.
P
17.4
No loosening of conductive parts carrying a
current > 0,2 A
current > 0,2 A
Loosening is sufficiently
prevented
prevented
P
17.5
Contact pressure not transmitted through plastic
other than ceramic for connections carrying a
current > 0,2 A
other than ceramic for connections carrying a
current > 0,2 A
No contact pressure
transmitted through
insulating material.
transmitted through
insulating material.
P
17.6
Stranded conductors of flexible supply cords
carrying a current > 0,2 A with screw terminals not
consolidated by solder
carrying a current > 0,2 A with screw terminals not
consolidated by solder
No screw terminals.
N/A
17.7
Cover fixing devices other than screws have
adequate strength and their positioning is
unambiguous
adequate strength and their positioning is
unambiguous
No cover fixing devices
other than screws
other than screws
N/A
17.8
Fixing devices for detachable legs or stands
provided
provided
No detachable provided
N/A
17.9
Internal pluggable connections, affecting safety,
unlikely to become disconnected
unlikely to become disconnected
Connections complies,
checked by inspection
checked by inspection
P
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