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9395P 250 kVA / 275 kVA / 300 kVA
User’s and Installation Guide
7.5.20
Single UPM Shutdown
1.
Press the
CONTROLS
pushbutton on the main menu bar. The System Status screen is
displayed.
2.
On the System Status screen, select the
UPM
command. The UPS Control Command
screen
is displayed.
3.
On the UPS Control Command screen, select the UPM to shut down.
4.
Press the
CONTROLS
pushbutton on the UPS Control Command menu bar. The UPM
Control
Command screen is displayed.
5.
On the UPM Control Command screen, select
UPM OFF
.
6.
Press the
SELECT
pushbutton on the UPM Command menu bar.
The UPM status indicates READY
.
The input, output, and battery contactors open,
and the
power module remains on. The remaining UPMs supply the critical load.
7.
To turn off the power module, press the
CONTROLS
pushbutton on the UPS Control
Command menu bar. The UPM Control Command screen is displayed.
8.
On the UPM Control Command screen, select
UPM OFF
.
9.
Press the
SELECT
pushbutton on the UPM Command menu bar.
The UPM status indicates SHUTDOWN
.
The power module is turned off. The remaining
UPMs
continue to supply the critical load.
Logic power remains on.
7.5.21
Single UPM Restart
To restart a single UPM from a shutdown state:
1.
Press the
CONTROLS
pushbutton on the main menu bar. The System Status screen is
2.
On the System Status screen, select the
UPM
command. The UPS Control Command
screen
screen is displayed.
3.
On the UPS Control Command screen, select the UPM to restart.
4.
Press the
CONTROLS
pushbutton on the UPS Control Command menu bar. The UPM
Control
Command screen is displayed.
5.
On the UPM Control Command screen, select
UPM ON
.
6.
Press the
SELECT
pushbutton on the UPM Command menu bar.
7.
Verify the following messages display sequentially on the UPM status line:
DC STARTING, CHARGER OFF
INVERTER STARTING
INVERTER SYNCING
READY
The UPM rectifier and inverter turn on.
8.
To transfer the UPM to Online mode, press the
CONTROLS
pushbutton on the UPS
Control
Command menu bar. The UPM Control Command screen is displayed.
To shut down a single UPM:
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