JBL ON CALL (serv.man2) EMC - CB Certificate ▷ View online
Page 13 of 99
ST-06153
IEC 60950-1 / EN 60950-1
Clause
Requirement – Test
Result – Remark
Verdict
TRF No.: IECEN60950_1A
2.6.5.5
Parts removed during servicing
N/A
2.6.5.6 Corrosion
resistance
N/A
2.6.5.7
Screws for protective bonding
N/A
2.6.5.8
Reliance on telecommunication network or cable
distribution system
distribution system
N/A
2.7
Overcurrent and earth fault protection in primary circuits
2.7.1
Basic requirements
Integral part of equipment
P
Instructions when protection relies on building
installation
installation
N/A
2.7.2
Faults not covered in 5.3
N/A
2.7.3 Short-circuit
backup
protection
Building installation is
considered as the short-circuit
backup protection
considered as the short-circuit
backup protection
P
2.7.4
Number and location of protective devices ........ : One current fuse (F1) is located
in the Line pole of primary
circuit
circuit
P
2.7.5
Protection by several devices
Only one protection device
N/A
2.7.6
Warning to service personnel ............................. : The EUT is not such kinds of
design
N/A
2.8 Safety
interlocks
2.8.1
General principles
No safety interlock or similar
devices used within the EUT
devices used within the EUT
N/A
2.8.2 Protection
requirements
N/A
2.8.3 Inadvertent
reactivation
N/A
2.8.4 Fail-safe
operation
N/A
2.8.5 Moving
parts
N/A
2.8.6 Overriding
N/A
2.8.7
Switches and relays
N/A
2.8.7.1 Contact
gaps (mm) ............................................. :
N/A
2.8.7.2 Overload
test
N/A
2.8.7.3 Endurance
test
N/A
2.8.7.4
Electric strength test
N/A
2.8.8 Mechanical
actuators
N/A
Page 14 of 99
ST-06153
IEC 60950-1 / EN 60950-1
Clause
Requirement – Test
Result – Remark
Verdict
TRF No.: IECEN60950_1A
2.9 Electrical
insulation
2.9.1
Properties of insulating materials
Natural rubber, hygroscopic
materials or asbestos are not
used
materials or asbestos are not
used
P
2.9.2
Humidity conditioning
See remark below
P
Humidity
(%) .......................................................: 93
Temperature (
°C) ...............................................: 40
2.9.3
Grade of insulation
Considered
P
Remark:
40
°C, 93 %, 120 hours (The apparatus intended to be used in tropical conditions).
2.10
Clearances, creepage distances and distances through insulation
2.10.1 General
P
2.10.2
Determination of working voltage
See the note on pages 15 and
16
16
P
2.10.3 Clearances
P
2.10.3.1 General
P
2.10.3.2
Clearances in primary circuit
(see appended tables 2.10.3
and 2.10.4)
and 2.10.4)
P
2.10.3.3
Clearances in secondary circuits
N/A
2.10.3.4
Measurement of transient voltage levels
N/A
2.10.4
Creepage distances
(see appended tables 2.10.3
and 2.10.4)
and 2.10.4)
P
CTI
tests.............................................................. : Considered as Material Group
IIIb
2.10.5 Solid
insulation
P
2.10.5.1
Minimum distance through insulation
Approved optocoupler (U2)
(see also appended table 1.5.1)
(see also appended table 1.5.1)
P
2.10.5.2
Thin sheet material
P
Number of layers (pcs)........................................ : (see appended table 2.10.5)
Electric strength test
(see appended table 2.10.5)
2.10.5.3 Printed
boards
N/A
Distance through insulation
N/A
Electric strength test for thin sheet insulating
material
material
Page 15 of 99
ST-06153
IEC 60950-1 / EN 60950-1
Clause
Requirement – Test
Result – Remark
Verdict
TRF No.: IECEN60950_1A
Number of layers (pcs)........................................ :
N/A
2.10.5.4
Wound components
(see Annex U)
P
Number of layers (pcs)........................................ : 3
P
Two wires in contact inside wound component;
angle between 45
angle between 45
° and 90° ................................:
The Teflon tubing and
insulating tape are provided to
protect against mechanical
stress
insulating tape are provided to
protect against mechanical
stress
P
2.10.6
Coated printed boards
N/A
2.10.6.1 General
N/A
2.10.6.2
Sample preparation and preliminary inspection
N/A
2.10.6.3 Thermal
cycling
N/A
2.10.6.4
Thermal ageing (
°C)............................................: N/A
2.10.6.5
Electric strength test
2.10.6.6
Abrasion resistance test
N/A
Electric strength test
2.10.7 Enclosed
and
sealed parts..................................: No such parts
N/A
Temperature T
1
=T
2
= T
ma
– T
amb
+10K (
°C)........: N/A
2.10.8
Spacings filled by insulating compound..............: Approved optocoupler (U2)
P
Electric strength test
2.10.9
Component external terminations
N/A
2.10.10
Insulation with varying dimensions
N/A
Note:
The measured working voltages are detailed as the following:
1) Tested voltage: 240 Vac, 60 Hz
2) Tested model: MU15-C033280-C5
Transformer (T1)
Vrms Vpeak Vrms Vpeak Vrms Vpeak Vrms Vpeak
Pri. pins
Sec. Pins
1 2 3 4
A
194 356 219 408 209 328 211 332
B
193 340 227 416 210 328 210 336
Page 16 of 99
ST-06153
IEC 60950-1 / EN 60950-1
Clause
Requirement – Test
Result – Remark
Verdict
TRF No.: IECEN60950_1A
3) Tested model: MU15-C060250-C5
Transformer (T1)
Vrms Vpeak Vrms Vpeak Vrms Vpeak Vrms Vpeak
Pri. pins
Sec. Pins
1 2 3 4
A
196 364 237 436 208 324 208 332
B
194 336 242 440 209 324 208 332
4) Tested model: MU15-C240010-C5
Transformer (T1)
Vrms Vpeak Vrms Vpeak Vrms Vpeak Vrms Vpeak
Pri. pins
Sec. Pins
1 2 3 4
A
197 376 211 464 210 328 210 324
B
193 332 218 480 209 328 209 328
5) The max. working voltages measured between CY1 pin 1 and CY1 pin 2: 324 V peak / 209 V rms.
6) The max. working voltages:
Measured between U2 primary pin 3 and U2 secondary pin 1: 352 V peak / 211 V rms.
Measured between U2 primary pin 4 and U2 secondary pin 1: 352 V peak / 209 V rms.
Measured between U2 primary pin 3 and U2 secondary pin 2: 352 V peak / 209 V rms.
Measured between U2 primary pin 4 and U2 secondary pin 2: 352 V peak / 209 V rms.
Measured between U2 primary pin 3 and U2 secondary pin 2: 352 V peak / 209 V rms.
Measured between U2 primary pin 4 and U2 secondary pin 2: 352 V peak / 209 V rms.
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