Eaton Power Xpert 9395 550/275 Installation And Operation Manual page 169

UPS Operating Instructions
1. Press the CONTROLS pushbutton on the main menu bar. The System Status screen is displayed.
2. On the System Status screen, select the BYPASS command.
3. Press the CONTROLS pushbutton on the System Status menu bar. The Bypass Control Command screen
is displayed.
4. On the Bypass Control Command screen, select START HIGH ALERT.
5. Press the SELECT pushbutton on the Bypass Command menu bar.
If the UPS is online, the UPS starts High Alert mode with the UPMs online supplying the critical load. After
one hour the UPS transfers to Variable Module Management System mode.
6. The Online status indicator is illuminated. The UPS status indicates HIGH ALERT. The UPM status
indicates ONLINE. The power module is on.
7 7 . . 4 4 . . 1 1 5 5 S S t t a a r r t t i i n n g g t t h h e e U U P P S S U U P P M M s s
To start the power modules without transferring the critical load to Online mode:
1. Unfasten the front door latches and swing the doors open on all of the UPSs (see
2. If the UPSs contain input breakers (CB1), verify that all input breakers are open.
3. Close all UPS input feeder circuit breakers.
4. Close all UPS Bypass input feeder circuit breakers.
5. If the UPSs contain input breakers (CB1), close all input breakers.
6. Close the doors and secure the latches.
7. Observe the UPS control panel displays becoming active, indicating logic power.
8. On any UPS, press the CONTROLS pushbutton on the main menu bar. The System Status screen is
displayed.
9. On the System Status screen, verify the UPS status is SHUTDOWN and the UPM status is OFFLINE.
10. Verify no alarms are active.
11. If UPM 4 (FI-UPM) is installed, proceed to Step 12; otherwise, proceed to Step 16.
12. On the System Status screen, select the UPM command. The UPS Control Command screen is displayed.
13. On the UPS Control Command screen, select the UPM 1 command.
14. Press the CONTROLS pushbutton on the UPS Control Command menu bar. The UPM 1 Control
Command screen is displayed.
15. Proceed to Step 18.
16. On the System Status screen, select the UPM command.
17. Press the CONTROLS pushbutton on the System Status Command menu bar. The UPM 1 Control
Command screen is displayed.
18. On the UPM 1 Control Command screen, select UPM ON.
19. Press the SELECT pushbutton on the UPM 1 Command menu bar.
20. Verify the following messages display sequentially on the UPM status line:
DC STARTING, CHARGER OFF
INVERTER STARTING
INVERTER SYNCING
148 Eaton Power Xpert 9395 UPS Installation and Operation Manual 164201716—Rev 14
Figure 12).