Displays - Siemens SWT-3000 Equipment Manual

Power Supply

Displays

Output
disable
operate
1 2 3
overload
Figure 2:
Table 3:
LED
operate
operate and over-
load 1, 2 or 3
disable
disable
disable
U =Input voltage
i
Page - 6
LED displays are provided on the front panel of the power supply unit.
Their significance is explained in the following table.
Front view of the power supply for mains operation
Significance of the LED displays on the power supply unit
Conditions
≤ U ≤ U ≤ I
U / I
i min i i max o
≤ T ≤ 0.8V
T / U
C cmax inh
≤ U ≤ U ≤ T
U / T
i min i i max C
≤ 0.8V
U
inh
≤ U ≤ U
U
i min i i max
≤ I
I
o o nom
≤ T
T
C cmax
≤ U ≤ U ≤ I
U / I
i min i i max o
≤ 0.8V
U
inh
≤ I
I
o o nom
≤ T
T
C cmax
≤ 0.8V
U
inh
Edition p3_3_x 08/09
Unit in normal operation
o nom
Current at output U
cmax
too high
U > 0.8V
inh
Unit switched off or PU or CLE
not inserted.
Temperature monitoring has
o nom;
operated
Under voltage or overvoltage
monitoring has operated
SWT 3000 Equipment Manual
Significance
, U or U
01 02 03
© SIEMENS AG 2006