UPS OPERATING INSTRUCTIONS
Power Xpert
9395 UPS (450–550 kVA) Installation and Operation Manual
164201701 Rev 3
www.eaton.com/powerquality
7-30
13.
Press the
CONTROLS
pushbutton on the UPS Control Command menu bar. The
UPM Control Command screen is displayed.
14.
On the UPM Control Command screen, select
UPM ON
.
15.
Press the
SELECT
pushbutton on the UPM 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 rectifier and inverter turn on.
17.
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.
18.
On the UPM Control Command screen, select
UPM GO TO ONLINE
.
19.
Press the
SELECT
pushbutton on the UPM Command menu bar.
The UPM transfers to Online mode. The UPM status indicates
ONLINE
.
7.4.5
Transfer from Online to Bypass Mode
To transfer the critical load to Bypass mode:
C
A
U
T
I
O
N
In Bypass mode, the critical load is not protected from commercial power interruptions and abnormalities.
1.
On any UPS, press the
CONTROLS
pushbutton on the main menu bar. The System
Status screen is displayed.
2.
On the System Status screen, select the
BYPASS
command.
3.
Press the
CONTROLS
pushbutton on the System Status menu bar. The Bypass
Control Command screen is displayed.
4.
On the Bypass Control Command screen, select
GO TO BYPASS
.
5.
Press the
SELECT
pushbutton on the Bypass Command menu bar.
All of the UPSs transfer to Bypass mode and the critical load is immediately
supplied by the bypass source. If the bypass source is not available, the power
module remains on and an alarm sounds.
The
BYPASS
status indicator is illuminated. The Bypass status indicates
ON
. The
UPM status indicates
READY
. The power module remains on.
W
A
R
N
I
N
G
Power is present inside the UPS cabinet.
