UPS OPERATING INSTRUCTIONS
Eaton 9395 UPS (450–825 kVA) Installation and Operation Manual S 164201725 Rev 4 www.eaton.com/powerquality
7-21
5. Press the SELECT pushbutton on the Bypass Command menu bar.
If the UPS is online, the UPS transfers to Battery mode and then to Online mode
in approximately ten seconds.
The Online status indicator is illuminated. The UPS status indicates ONLINE. The
UPM status indicates ONLINE.
7.3.14 Start Variable Module Management System High Alert Mode from
the Bypass Command Menu
To start High Alert mode:
NOTE The High Alert mode commands are displayed only if enabled at the factory or by an Eaton Customer
Service Engineer.
NOTE The Variable Module Management System and Energy Saver System modes are mutually exclusive.
If the Energy Saver System mode is enabled, the Variable Module Management System mode commands will
not be displayed.
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 START HIGH ALERT.
5. Press the
SELECT pushbutton on the Bypass Command menu bar.
If the UPS is online, the UPS starts High Alert mode with the UPMs online
supplying the critical load. After one hour the UPS transfers to Variable Module
Management System mode.
The Online status indicator is illuminated. The UPS status indicates HIGH
ALERT. The UPM status indicates ONLINE. The power module is on.
7.3.15 Starting the UPMs
To start the power module without transferring the critical load to Online mode:
1. Unfasten the front door latch and swing the door open (see Figure 4‐1 on
page 4-2).
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.
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