UPS OPERATING INSTRUCTIONS
Power Xpert
9395 UPS (450–550 kVA) Installation and Operation Manual
164201701 Rev 3
www.eaton.com/powerquality
7-18
7.3.12
Transfer from Energy Saver to Bypass Mode
To transfer the critical load to Bypass mode:
NOTE
The Energy Saver mode commands are displayed only if enabled at the factory or by an Eaton
Customer Service Engineer.
1.
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.
The UPS transfers to Battery mode and then to Bypass mode.
The
BYPASS
status indicator is illuminated. The UPS status indicates
READY
. The
Bypass status indicates
ON
. The UPM status indicates
READY
. The power
module remains on.
7.3.13
Transfer from Bypass to High Alert Mode
To transfer the critical load to High Alert mode:
NOTE
The High Alert mode commands are displayed only if enabled at the factory or by an Eaton Customer
Service Engineer.
1.
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 HIGH ALERT
.
5.
Press the
SELECT
pushbutton on the Bypass Command menu bar.
The UPS transfers to High Alert mode, but remains Online. After one hour the
UPS transfers to Energy Saver 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
ONLINE
status indicator is illuminated. The UPS status indicates
HIGH
ALERT
. The UPM status indicates
ONLINE
. The power module is on.
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