4–20kVA Users Guide P-164000669 4–20kVA Users Guide P-164000669—Rev 09 71
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To operate the UPS:
1. Verify the UPS startup procedure has been completed (see , “6.1 UPS Startup ” )
2. The UPS control panel display illuminates and shows the EATON logo. See “ Figure 59 ”.
3. Verify that the power-on symbol
shows on the UPS status screen.
4. Press the
button on the UPS front panel until a beep sounds.
5. Check the UPS front panel display for active alarms or notices. Resolve any active alarms before
continuing. See , “11.1 Troubleshooting ”. 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.
7. Make sure the UPS is in Online mode.
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To place the UPS in standby:
Press the
button on the front panel for three seconds.
• The UPS starts to beep then transfers to Standby mode.
• The
indicator will flash continually.
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CAUTION
Observe all Lock-Out / Tag-Out procedures when external power is removed.
To shutdown the UPS completely:
• Place the UPS in standby
• Remove AC power by opening the building service circuit breaker or placing the bypass switch in SERVICE
(if installed). Remove DC power by pressing the DC disconnect switch on the back of the EBM(s) and
removing all battery modules from the UPS cabinet.
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The Eaton 9PXM 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 filtered power protection to your equipment.
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