OPERATION
EATON Powerware
®
9355 UPS (20/30 kVA) Installation and Operation Manual S 164201626 Rev B www.powerware.com
72
Starting the UPS on Battery
NOTE Before using this feature, the UPS must have been powered by utility power at least once.
To start the UPS on battery:
1. Remove the UPS front door (see page 10).
2. Verify that the maintenance bypass switch is in the UPS position (see Figure 51
on page 79).
3. Push the red start-on-battery button on the UPS (see Figure 50).
Figure 50. Start-on-Battery Button
4. Wait for the front panel LCD to illuminate.
5. Press any button on the front panel display to activate the menu options.
6. Within three minutes, press the
button on the front panel display and then
press the
button to select the TURN UPS ON/OFF menu.
7. Select the TURN UPS ON option. Press and hold the
button for three
seconds, until the UPS stops beeping.
The UPS starts in Battery mode within two minutes and supplies battery power
to your equipment.
8. Replace the UPS front door.
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