JBL DUET II (serv.man7) EMC - CB Certificate ▷ View online
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Report No. 114383
TRF No.:IECEN60950_1B
4.7
TABLE: resistance to fire
N/A
part
manufacturer of material
type of material
thickness
(mm)
flammability
class
supplementary information:
5.1
TABLE: touch current measurement
N/A
Measured between:
Measured
(mA)
Limit
(mA)
Comments/conditions
Class III equipment.
supplementary information:
5.2
TABLE: electric strength tests, impulse tests and voltage surge tests
N/A
test voltage applied between:
test voltage (V)
a.c. / d.c.
breakdown
Yes / No
Class III equipment.
supplementary information
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Report No. 114383
TRF No.:IECEN60950_1B
5.3
TABLE: Fault condition tests
P
Ambient temperature (
°C) ...................................: 25°C
⎯
Power source for EUT: Manufacturer, model/type,
output rating .........................................................:
output rating .........................................................:
Refer to page 41
⎯
Component
No.
Fault
Supply
voltage
(V)
Test time
Fuse #
Fuse
current
(A)
Observation
U6 pin 2-8
s-c
264
3h8min
F1
(inside
adapter)
0.961
Unit operated normally, no
hazards, no damaged. Max.
measured temp. in
PCB near U6= 116.3°C,
Enclosure=40.7°C,
ambient= 27°C
hazards, no damaged. Max.
measured temp. in
PCB near U6= 116.3°C,
Enclosure=40.7°C,
ambient= 27°C
U6 pin 8-9
s-c
264
10min
F1
(inside
adapter)
0.004
Unit shutdown, no hazards.
U6 pin 2-9
s-c
264
7h3min
F1
(inside
adapter)
1.07
Unit operated normally, no
hazards, no damaged. Max.
measured temp. in
PCB near U6= 117.7°C,
Enclosure=39.8°C,
ambient= 25.2°C
hazards, no damaged. Max.
measured temp. in
PCB near U6= 117.7°C,
Enclosure=39.8°C,
ambient= 25.2°C
C51 s-c
264
4.0h
F1
(inside
adapter)
1.13
Unit operated normally, no
hazards, no damaged. Max.
measured temp. in
PCB near U6= 116.5°C,
Enclosure=42.3°C,
ambient= 28.8°C
hazards, no damaged. Max.
measured temp. in
PCB near U6= 116.5°C,
Enclosure=42.3°C,
ambient= 28.8°C
C20 s-c
264
10min
F1
(inside
adapter)
0.037-0.087 Unit oscillate, no hazards.
U6 pin 1-9
s-c
264
2h40min
F1
(inside
adapter)
0.968
Unit operated normally, no
hazards, no damaged. Max.
measured temp. in
PCB near U6= 109.9°C,
Enclosure=41.7°C,
ambient= 26.3°C
hazards, no damaged. Max.
measured temp. in
PCB near U6= 109.9°C,
Enclosure=41.7°C,
ambient= 26.3°C
Speaker
output
output
s-c 264
8h5min
F1
(inside
adapter)
0.273
Unit operated normally,
no hazards, no damaged. Max.
measured temp. in
PCB= 120.3°C,
Enclosure=42.8°C,
ambient= 26.8°C
no hazards, no damaged. Max.
measured temp. in
PCB= 120.3°C,
Enclosure=42.8°C,
ambient= 26.8°C
supplementary information:
S-c = short circuit
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Report No. 114383
TRF No.:IECEN60950_1B
C.2 TABLE:
transformers
N/A
Loc.
Tested insulation
Working
voltage
peak / V
(2.10.2)
voltage
peak / V
(2.10.2)
Working
voltage
rms / V
(2.10.2)
voltage
rms / V
(2.10.2)
Required
electric
strength
(5.2)
electric
strength
(5.2)
Required
clearance /
mm
(2.10.3)
clearance /
mm
(2.10.3)
Required
creepage
distance /
mm
(2.10.4)
creepage
distance /
mm
(2.10.4)
Required
distance
thr. insul.
(2.10.5)
distance
thr. insul.
(2.10.5)
Loc.
Tested insulation
Test
voltage/
V
voltage/
V
Measured
clearance /
mm
clearance /
mm
Measured
creepage
dist./ mm
creepage
dist./ mm
Measured
distance
thr. insul. /
mm;
number of
layers
distance
thr. insul. /
mm;
number of
layers
supplementary information:
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