Starting A Single Upm - Eaton Power Xpert Plus 1 Installation And Operation Manual

16. Verify the following messages display sequentially on the UPM status line:
17. Repeat Steps 12 through 15 selecting
18. Verify the following messages display sequentially on the UPM status line:
19. If the UPS is a Plus 1 model, repeat Steps 12 through 15 selecting
20. Verify the following messages display sequentially on the UPM status line:
NOTE To transfer to Online mode after starting individual UPMs, follow the procedure in paragraph 7.3.6 .
7.3.4

Starting a Single UPM

To start a single UPM:
1.
2.
3.
4.
5.
6.
7.
8.
t
Power Xpert 9395 UPS (450–550 kVA) Installation and Operation Manual
DC STARTING, CHARGER OFF
INVERTER STARTING
INVERTER SYNCING
READY
The UPM 1 rectifier and inverter turn on.
If the Inherent Redundancy option is enabled, a loss of redundancy alarm will be
issued. Silence the alarm and continue to Step 17.
DC STARTING, CHARGER OFF
INVERTER STARTING
INVERTER SYNCING
READY
The UPM 2 rectifier and inverter turn on. When the inverter reaches full voltage,
the UPS is ready to transfer to the Online mode and supply the critical load.
UPM 4.
DC STARTING, CHARGER OFF
INVERTER STARTING
INVERTER SYNCING
READY
The UPM 4 rectifier and inverter turn on. When the inverter reaches full voltage,
the UPS is ready to transfer to the Online mode and supply the critical load.
Unfasten the front door latch and swing the door open (see Figure 4‐2 on
page 4-4).
If the UPS contains input breaker CB1, verify that input breaker CB1 is open.
Close the UPS input feeder circuit breaker.
Close the UPS Bypass input feeder circuit breaker.
If the UPS contains input breaker CB1, close input breaker CB1.
Close the door and secure the latch.
Observe the UPS control panel becoming active, indicating logic power.
Press the pushbutton on the main menu bar. The System Status
CONTROLS
screen is displayed.
UPS OPERATING INSTRUCTIONS
to start UPM 2.
UPM 2
S
164201701 Rev 3 www.eaton.com/powerquality
to start
UPM 4
7-13