UPS OPERATING INSTRUCTIONS
Eaton 9395 UPS (225–275 kVA) Installation and Operation Manual S 164201683 Rev 3 www.eaton.com/powerquality
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7.4.16 Starting a Single UPM
To start a single UPM:
1. Unfasten the front door latch and swing the door open (see Figure 4‐2 on
page 4-4).
2. If the UPS contains input breaker CB1, verify that input breaker CB1 is open.
3. Close the UPS input feeder circuit breaker.
4. Close the UPS Bypass input feeder circuit breaker.
5. If the UPS contains input breaker CB1, close input breaker CB1.
6. Close the door and secure the latch.
7. Observe the UPS control panel becoming active, indicating logic power.
8. Press the
CONTROLS pushbutton on the main menu bar. The System Status
screen is displayed.
9. On the System Status screen, the UPS status should indicate SHUTDOWN and the
UPM status should indicate 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 screen is displayed.
13. On the UPS Control Command screen, select the UPM to start.
14. Press the
CONTROLS pushbutton on the UPS Control Command menu bar. The
UPM 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 Control Command screen is displayed.
18. On the UPM Control Command screen, select
UPM ON.
19. Press the
SELECT pushbutton on the UPM Command menu bar.
20. 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.
21. 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.
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