Powerware 9395 UPS 10001100 kVA - Manuel (Page 137)

UPS OPERATING INSTRUCTIONS
EATON Powerware ® 9395 UPS (1000–1100 kVA) Installation and Operation Manual S 164201764 Rev 1 www.powerware.com 7−13
10. Press the CONTROLS pushbutton on the System Status menu bar. The UPM 1
Control Command screen is displayed.
11. On the UPM 1 Control Command screen, select UPM ON .
12. Press the SELECT pushbutton on the UPM 1 Command menu bar.
13. Verify the following messages display sequentially on the UPM status line:
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 14.
14. Repeat Steps 8 through 12 selecting UPM 2 to start UPM 2.
15. Observe the following messages are displayed sequentially on the
UPM status line:
DC STARTING, CHARGER OFF
INVERTER STARTING
INVERTER SYNCING
READY
The UPM 2 rectifier and inverter turn on.
16. Repeat Steps 8 through 12 selecting UPM 3 to start UPM 3.
17. Verify the following messages display sequentially on the UPM status line:
DC STARTING, CHARGER OFF
INVERTER STARTING
INVERTER SYNCING
READY
The UPM 3 rectifier and inverter turn on. When the inverter reaches full voltage,
the UPS is ready to transfer to the Normal mode and supply the critical load.
NOTE Steps 18 and 19 are not applicable to the three UPM model.
18. Repeat Steps 8 through 12 selecting UPM 4 to start UPM 4.
19. Verify the following messages display sequentially on the UPM status line:
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 Normal mode and supply the critical load.
NOTE To transfer to Normal mode after starting individual UPMs, follow the procedure in paragraph 7.3.5 .