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UPS Operating Instructions
Power Xpert
TM
9395 550/275 UPS (225–550 kVA) Installation and Operation Manual 164201716—Rev 8
www.eaton.com/powerquality
7-37
Logic power remains on.
15. If UPM 4 (FI-UPM) is installed, repeat Steps 5 through 14 selecting
UPM 4
to shut down UPM 4.
16. Repeat Steps 2 through 15 for each UPS in the distributed bypass system.
WARNING
Power is present inside the UPS cabinet.
7.4.20 Single UPM Shutdown
To shut down a single UPM:
1.
Press the
CONTROLS
pushbutton on the main menu bar. The System Status screen is displayed.
2.
If UPM 4 (FI-UPM) is installed, proceed to Step 3; otherwise, proceed to Step 7.
3.
On the System Status screen, select the
UPM
Command. The UPS Control Command screen is
displayed.
4.
On the UPS Control Command screen, select the UPM to shut down.
5.
Press the
CONTROLS
pushbutton on the UPS Control Command menu bar. The UPM Control Command
screen is displayed.
6.
7.
On the System Status screen, select the
UPM
command.
8.
Press the
CONTROLS
pushbutton on the System Status Command menu bar. The UPM Control
Command screen is displayed.
9.
On the UPM Control Command screen, select
UPM OFF
.
10. 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.
11. To turn off the power module, press the
CONTROLS
pushbutton on the UPS Control Command menu bar.
The UPM Control Command screen is displayed.
12. On the UPM Control Command screen, select
UPM OFF
.
13. 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.
7.4.21 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 displayed.
2.
If UPM 4 (FI-UPM) is installed, proceed to Step 3; otherwise, proceed to Step 7.
3.
On the System Status screen, select the
UPM
command. The UPS Control Command screen is displayed.
4.
On the UPS Control Command screen, select the UPM to restart.
5.
Press the
CONTROLS
pushbutton on the UPS Control Command menu bar. The UPM Control Command
screen is displayed.
6.
7.
On the System Status screen, select the
UPM
command.
8.
Press the
CONTROLS
pushbutton on the System Status Command menu bar. The UPM Control
Command screen is displayed.
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