Eaton UPS Sidecar Powerware 9390 Installation And Operation Manual

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Contents

UPS SIDECAR FEATURES, CONTROLS, AND OPERATIONEATON Powerware® 9390 UPS Sidecar Installation and Operation Manual S 164201586 Rev E www.powerware.com4-14W A R N I N GPower is present inside the UPS cabinets.6. Remove the screw securing the bottom of the UPS Sidecar front panel. Lift upthe panel and remove.7. Close the MBP.8. Slide the interlock plate to the left.9. Open the MIS.10. Open the BIB and RIB if installed.11. Reinstall the UPS Sidecar front panel and secure with the screw at the bottom ofthe panel.4.5.3 Transferring the UPS from Maintenance BypassC A U T I O NOnly trained personnel familiar with the operation of this equipment should transfer loads. Failure to followthis transfer sequence may cause loss of power to loads or overload protection devices to activate.C A U T I O NIn Bypass mode, the critical load is not protected from commercial power interruptions and abnormalities.1. Remove the screw securing the bottom of the UPS Sidecar front panel. Lift upthe panel and remove.2. Close the BIB and RIB, if installed.3. Verify that the UPS is operating and is in Bypass mode. Refer to the applicablePowerware 9390 installation and operation manual, listed in paragraph 1.5.4. Close the MIS.5. Slide the interlock plate to the NORMAL position.6. Open the MBP.7. Reinstall the UPS Sidecar front panel and secure with the screw at the bottom ofthe panel.8. Transfer the UPS to Normal mode by pressing the CONTROLS pushbutton on themain menu bar. The System Controls screen appears.9. Press the NORMAL pushbutton on the System Controls menu bar.The UPS transfers to Normal mode. If the power processor is not available, thesystem remains on bypass and an alarm sounds.10. The UPS is now operating in Normal mode, and the NORMAL status indicator isilluminated.