UPS OPERATING INSTRUCTIONS
Eaton 9395 Plus 1 UPS (225–275 kVA) Installation and Operation Manual
S
164201710 Rev 2
www.eaton.com\powerquality
7-38
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.
On the System Status screen, select the
UPM
command. The UPS Control
Command screen is displayed.
12.
On the UPS Control Command screen, select the
UPM 1
command.
13.
Press the
CONTROLS
pushbutton on the UPS Control Command menu bar. The
UPM 1 Control Command screen is displayed.
14.
On the UPM 1 Control Command screen, select
UPM ON
.
15.
Press the
SELECT
pushbutton on the UPM 1 Command menu bar.
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:
19.
DC STARTING, CHARGER OFF
INVERTER STARTING
INVERTER SYNCING
READY
20.
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.
21.
Repeat Steps 1 through 18 for each UPS in the distributed bypass system.
NOTE
To transfer to Online mode after starting individual UPMs,
follow the procedure in paragraph 7.4.18.
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.
