UPS OPERATING INSTRUCTIONS
Power Xpert
9395 UPS (450–550 kVA) Installation and Operation Manual
164201701 Rev 3
www.eaton.com/powerquality
7-13
16.
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 17.
17.
Repeat Steps 12 through 15 selecting
UPM 2
to start UPM 2.
18.
Verify the following messages display sequentially on the UPM status line:
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.
19.
If the UPS is a Plus 1 model, repeat Steps 12 through 15 selecting
UPM 4
to start
UPM 4.
20.
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 Online mode and supply the critical load.
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.
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.
