Read JBL ON STAGE III IIIP (serv.man2) EMC - CB Certificate online
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TRF No.:IECEN60950_1B
TRF originator: SGS Fimko
18
U1 pin 1-2
s-c
264
2 h
F1
0.28
Steady state reached, the max
temp of T1 coil reached 94°C,
no hazards.
temp of T1 coil reached 94°C,
no hazards.
19
U1 pin 1
o-c
264
2 h
F1
0.27
Steady state reached, the max
temp of T1 coil reached 88°C,
no hazards.
temp of T1 coil reached 88°C,
no hazards.
20
U1 pin 3-4
s-c
264
5 min
F1
0.02
Unit shutdown immediately, no
hazards.
hazards.
21
U1 pin 4
o-c
264
2 h
F1
0.27
Steady state reached, the max
temp of T1 coil reached 93°C,
no hazards.
temp of T1 coil reached 93°C,
no hazards.
22
D9
s-c
264
1 s
F1
--
F1 opened immediately, Q1
damaged, no hazards.
damaged, no hazards.
23
C10
s-c
264
5 min
F1
0.23
Unit work normally, no hazards.
24
Output
o-l
264
1.5 h
F1
0.26
The output overload to 1.67A,
T1 coil = 91°C, core = 84°C at
ambient temperature 39.6°C, no
hazards.
T1 coil = 91°C, core = 84°C at
ambient temperature 39.6°C, no
hazards.
25
Output
s-c
264
5 min
F1
0.02
Unit shut down immediately, no
hazards.
hazards.
Model DSA-20R-12 FEU 102204
26
Output
o-l
264
1.5 h
F1
0.27
The output overload to 2.30A,
T1 coil = 83°C, core = 86°C at
ambient temperature 39.6°C, no
hazards.
T1 coil = 83°C, core = 86°C at
ambient temperature 39.6°C, no
hazards.
27
Output
s-c
264
5 min
F1
0.01
Unit shut down immediately, no
hazards.
hazards.
Note(s): - In fault column, where s-c=short-circuited, o-l= over-loaded, o-c= open-circuited.
C.2
Safety isolation transformer
P
Construction details:
Transformer part name: T1
Manufacturer: see table 1.5.1
Type:
see table 1.5.1
Recurring peak voltage
548 Vpeak
Required clearance for reinforced
insulation (from table 2H and 2J)
4.4 mm
Effective voltage rms
260 Vrms
Required creepage distance for reinforced
insulation (from table 2L)
6.0 mm
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