Displays - Siemens SWT 3000 Equipment Manual

Power Supply
13.1 Functional Description
They are suitable for installation in 19" subracks (DIN 41949-compliant).
In order to conform with the safety regulations currently applicable, the units must be connected via a socket
connector.

Displays

13.1.3
LED displays are provided on the front panel of the power supply unit.
[rgcsem20-270510-01.tif, 1, en_US]
Figure 13-1
Table 13-1
LED
Operate
Operate and
overload 1, 2,
or 3
Disable
Disable
Disable
U = Input voltage
i
362
Front View of the Power Supply for Mains Operation
Significance of the LED Displays on the Power Supply Unit
Conditions
U ≤ U ≤ U
i min i i max
I ≤ I
o o nom
T ≤ T
C cmax
U ≤ 0.8 V
inh
U ≤ U ≤ U
i min i i max
TC ≤ T
cmax
U ≤ 0.8 V
inh
U ≤ U ≤ U
i min i i max
I ≤ I
o o nom
T ≤ T
C cmax
U ≤ U ≤ U
i min i i max
I ≤ I
o o nom
U ≤ 0.8 V
inh
I ≤ I
o o nom
T ≤ T
C cmax
U ≤ 0.8 V
inh
Significance
Unit in normal operation
Current at output Uout1, Uout2, or Uout3 too
high
U > 0.8 V
inh
Unit switched off or PU4 or CLE not inserted
Temperature monitoring has operated
Undervoltage or overvoltage monitoring has
operated
Smart Communication, SWT 3000 Teleprotection, Equipment Manual
C53000-G6040-C605-1, Edition 03.2020