User Manual

Page 28
9PX 1-3 KVA EU_EN
5. Operation
5.1 Start-up and Normal operation
To start the UPS:
1. Verify that the UPS power cord is plugged in.
2. The UPS front panel display illuminates and shows EATON logo.
3. Verify that the UPS status screen shows
.
4. Press the
button on the UPS front panel for at least 2 seconds.
The UPS front panel display changes status to "UPS starting...".
5. Check the UPS front panel display for active alarms or notices. Resolve any active alarms before
continuing. See "Troubleshooting" on page 35.
If the
indicator is on, do not proceed until all alarms are clear. Check the UPS status from the front
panel to view the active alarms. Correct the alarms and restart if necessary.
6. Verify that the
indicator illuminates solid, indicating that the UPS is operating normally and any loads
are powered and protected.
The UPS should be in Normal mode.
5.2 Starting the UPS on Battery
Before using this feature, the UPS must have been powered by utility power with output enabled at
least once.
Battery start can be disabled. See the "Cold start" setting in "ON/OFF Settings" on page 14.
To start the UPS on battery:
1. Press the
button on the UPS front panel until the UPS front panel display illuminates and shows
a status of "UPS starting...".
The UPS transfers from Standby mode to Battery mode. The
indicator illuminates solid.
The UPS supplies power to your equipment.
2. Check the UPS front panel display for active alarms or notices besides the "Battery mode" notice
and notices that indicate missing utility power. Resolve any active alarms before continuing.
See "Troubleshooting" on page 35.
Check the UPS status from the front panel to view the active alarms. Correct the alarms and restart
if necessary.
5.3 UPS Shutdown
To shut down the UPS:
1. Press the
button on the front panel for three seconds.
 Aconrmationmessagewillappear.
 Whenconrmed,theUPSstartstobeepandshowsastatusof"UPSshuttingOFF...".TheUPSthen
transfers to Standby mode, and the
indicator turns off.
5.4 Operating modes
The Eaton 9PX front panel indicates the UPS status through the UPS indicators, see page 11.
Online mode
During Online mode, the indicator illuminates solid and the UPS is powered from the utility.
TheUPSmonitorsandchargesthebatteriesasneededandprovideslteredpowerprotectiontoyour
equipment.OptionalHighEfciencyandEnergySavingsettingsminimizeheatcontributiontotherack
environment. See user settings on page 13.
Battery mode
When the UPS is operating during a power outage, the alarm beeps once every ten seconds and the
indicator illuminates solid. The necessary energy is provided by the battery.
When the utility power returns, the UPS transfers to Online mode operation while the battery recharges.
If battery capacity becomes low while on Battery mode, the audible alarm beeps once every 3 seconds.
Thiswarningisapproximate,andtheactualtimetoshutdownmayvarysignicantly.
Shutdown all applications on the connected equipment because automatic UPS shutdown is imminent.
When utility power is restored after the UPS shuts down, the UPS automatically restarts.