JBL DUET II (serv.man3) EMC - CB Certificate ▷ View online
- Page 17 of 65 -
Report
No.
114383
IEC 60950-1:2005 / EN 60950-1:2006
Clause
Requirement + Test
Result - Remark
Verdict
TRF No. IECEN60950_1C
2.10.1.1 Frequency .............................................................: N
2.10.1.2 Pollution degrees ..................................................: N
2.10.1.3
Reduced values for functional insualtion
N
2.10.1.4
Intervening unconnected conductive parts
N
2.10.1.5
Insulation with varying dimensions
N
2.10.1.6 Special
separation requirements
N
2.10.1.7
Insulation in circuits generating starting pulses
N
2.10.2
Determination of working voltage
N
2.10.2.1
General
Class III equipment.
N
2.10.2.2
RMS working voltage
N
2.10.2.3
Peak working voltage
N
2.10.3
Clearances
Class III equipment.
N
2.10.3.1 General
N
2.10.3.2
Mains transient voltages
N
a) AC mains supply ...............................................: N
b) Earthed d.c. mains supplies ..............................:
N
c) Unearthed d.c. mains supplies ..........................: N
d)
Battery
operation ...............................................: N
2.10.3.3
Clearances in primary circuits
Class III equipment.
N
2.10.3.4
Clearances in secondary circuits
Only functional insulation is
considered.
considered.
N
2.10.3.5
Clearances in circuits having starting pulses
The circuit will not generating
starting pulse.
starting pulse.
N
2.10.3.6
Transients from a.c. mains supply ........................: Considered. N
2.10.3.7
Transients from d.c. mains supply ........................: Not connected to DC mains
supply.
N
2.10.3.8
Transients from telecommunication networks and
cable distribution systems .....................................:
cable distribution systems .....................................:
Not connected to
telecommunication networks
and cable distribution
systems.
telecommunication networks
and cable distribution
systems.
N
2.10.3.9
Measurement of transient voltage levels
See below.
⎯
a) Transients from a mains suplply
Measurement not relevant.
N
For an a.c. mains supply .......................................:
N
- Page 18 of 65 -
Report
No.
114383
IEC 60950-1:2005 / EN 60950-1:2006
Clause
Requirement + Test
Result - Remark
Verdict
TRF No. IECEN60950_1C
For a d.c. mains supply .........................................:
N
b) Transients from a telecommunication network :
Not connected to
telecommunication networks.
telecommunication networks.
N
2.10.4
Creepage distances
Class III equipment.
N
2.10.4.1 General
N
2.10.4.2
Material group and caomparative tracking index
N
CTI
tests .................................................................:
⎯
2.10.4.3
Minimum creepage distances
N
2.10.5
Solid insulation
See below.
⎯
2.10.5.1 General
Considered.
P
2.10.5.2
Distances through insulation
Class III equipment.
N
2.10.5.3
Insulating compound as solid insulation
No such construction used.
N
2.10.5.4 Semiconductor
devices
No such components.
N
2.10.5.5.
Cemented joints
Not used.
N
2.10.5.6
Thin sheet material – General
Considered.
P
2.10.5.7
Separable thin sheet material
Class III equipment.
N
Number of layers (pcs)...........................................:
⎯
2.10.5.8
Non-separable thin sheet material
Not used.
N
2.10.5.9
Thin sheet material – standard test procedure
Class III equipment.
N
Electric strength test
⎯
2.10.5.10 Thin sheet material – alternative test procedure
Class III equipment.
N
Electric strength test
⎯
2.10.5.11 Insulation in wound components
Not used.
N
2.10.5.12 Wire in wound components
No TIW
N
Working
voltage ....................................................: N
a) Basic insulation not under stress ......................:
N
b) Basic, supplemetary, reinforced insulation .......:
N
c) Compliance with Annex U .................................:
N
Two wires in contact inside wound component;
angle between 45
angle between 45
° and 90° ...................................:
N
2.10.5.13 Wire with solvent-based enamel in wound
components
No wire with solvent-based
enamel in wound components.
enamel in wound components.
N
- Page 19 of 65 -
Report
No.
114383
IEC 60950-1:2005 / EN 60950-1:2006
Clause
Requirement + Test
Result - Remark
Verdict
TRF No. IECEN60950_1C
Electric strength test
(see appended table 2.10.5)
⎯
Routine test
N
2.10.5.14 Additional insulation in wound components
No additional insulation used
N
Working
voltage ....................................................:
N
- Basic insulation not under stress ........................:
N
- Supplemetary, reinforced insulation ...................:
N
2.10.6
Construction of printed boards
No special construction on
printed boards.
printed boards.
⎯
2.10.6.1
Uncoated printed boards
N
2.10.6.2
Coated printed boards
N
2.10.6.3
Insulation between conductors on the same inner
surface of a printed board
surface of a printed board
N
2.10.6.4
Insulation between conductors on different layers
of a printed board
of a printed board
N
Distance through insulation
N
Number of insulation layers (pcs) ..........................:
N
2.10.7
Component external terminations
Coatings not used over
terminations to increase
effective creepage and
clearance distances.
terminations to increase
effective creepage and
clearance distances.
N
2.10.8
Tests on coated printed boards and coated
components
components
No special coating in order to
reduce distance.
reduce distance.
N
2.10.8.1
Sample preparation and preliminary inspection
N
2.10.8.2 Thermal
conditioning
N
2.10.8.3
Electric strength test
N
2.10.8.4
Abrasion resistance test
N
2.10.9
Thermal cycling
No special insulation in order
to reduce distance.
to reduce distance.
N
2.10.10
Test for Pollution Degree 1 environment and
insulating compound
insulating compound
No such component.
N
2.10.11
Tests for semiconductor devices and cemented
joints
joints
No such device used.
N
2.10.12
Enclosed and sealed parts
No such part.
N
- Page 20 of 65 -
Report
No.
114383
IEC 60950-1:2005 / EN 60950-1:2006
Clause
Requirement + Test
Result - Remark
Verdict
TRF No. IECEN60950_1C
Measuring instrument
Inv. no.
Date
3
WIRING, CONNECTIONS AND SUPPLY
⎯
3.1 General
⎯
3.1.1
Current rating and overcurrent protection
Adequate cross sectional
areas on internal wiring.
areas on internal wiring.
P
3.1.2
Protection against mechanical damage
Wireways are smooth and free
from edges. Wires are
adequately fixed to prevent
excessive strain on wire and
terminals and avoiding
damage to the insulation of
the conductors.
from edges. Wires are
adequately fixed to prevent
excessive strain on wire and
terminals and avoiding
damage to the insulation of
the conductors.
P
3.1.3
Securing of internal wiring
P
3.1.4
Insulation of conductors
Insulation on internal
conductors is considered to be
of adequate quality and
suitable for the application and
the working voltage involved.
conductors is considered to be
of adequate quality and
suitable for the application and
the working voltage involved.
P
3.1.5
Beads and ceramic insulators
No beads or similar ceramic
insulators on conductors.
insulators on conductors.
N
3.1.6
Screws for electrical contact pressure
No screw for electrical
contact.
contact.
N
3.1.7
Insulating materials in electrical connections
No contact pressure through
insulating material.
insulating material.
P
3.1.8
Self-tapping and spaced thread screws
Thread-cutting or space
thread screws are not used for
electrical connections.
thread screws are not used for
electrical connections.
P
3.1.9
Termination of conductors
Terminations cannot become
displaced so that clearances
and creepage distances can
be reduced.
displaced so that clearances
and creepage distances can
be reduced.
P
10 N pull test
Conducted.
P
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