Installation guide

110 UPS 450-550 kVA (2x225 - 2x275 kVA) 1027574
User’s and Installation Guide Revision E
5. Press the SELECT pushbutton on the Bypass Command menu bar.
All 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 UPS status indicates BYPASS. The Bypass status
indicates ON. The UPM status indicates READY. The power module remains on.
7.4.21 Transfer from Energy Saver System to High Alert mode
To transfer the critical load to High Alert mode:
NOTE
The Energy Saver System and High Alert mode commands are displayed only if enabled at the
factory or by an Eaton Customer Service Engineer.
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 UPS command.
3. Press the CONTROLS pushbutton on the System Status menu bar. The UPS Control Command
screen is displayed.
4. On the UPS Control Command screen, select START HIGH ALERT.
5. Press the SELECT pushbutton on the UPS Command menu bar.
All the UPSs transfer to Battery mode and then to High Alert mode. After one hour the UPSs trans-
fer to Energy Saver System 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 NORMAL status indicator is illuminated. The UPS status indicates HIGHALERT. The UPM sta-
tus indicates ONLINE. The power module is on.
7.4.22 Transfer from High Alert to Energy Saver System
To transfer the critical load to Energy Saver System:
NOTE
The High Alert and Energy Saver System commands are displayed only if enabled at the factory
or by an Eaton Customer Service Engineer.
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 UPS command.
3. Press the CONTROLS pushbutton on the System Status menu bar. The UPS Control Command
screen is displayed.
4. On the UPS Control Command screen, select ENABLE ENERGY SAVER.
5. Press the SELECT pushbutton on the UPS Command menu bar.
All the UPSs transfer to Energy Saver System 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 NORMAL status indicator is illuminated. The UPS status indicates ENERGY SAVER. The
Bypass status indicates ON. The UPM status indicates ONLINE.