UPS OPERATING INSTRUCTIONSPower Xpert 9395 UPS (300 kVA) Installation and Operation Manual 164201728 Rev 2 www.eaton.com/powerquality7-16To use the LOAD OFF command:1. Press the CONTROLS pushbutton on the main menu bar. The System Statusscreen is displayed.2. On the System Status screen, select either the UPS or the BYPASS command.3. Press the CONTROLS pushbutton on the System Status menu bar. The UPS orBypass Control Command screen is displayed.4. On the Control Command screen, select LOAD OFF.5. Press the SELECT pushbutton on the Command menu bar.The Load Off screen is displayed, providing a choice to proceed or abort theshutdown.C A U T I O NAll power to the critical load is lost when the LOAD OFF is selected in the following step. You should use thisfeature only when you want to de‐energize the critical load.6. To shut down the UPS, press LOAD OFF from the Load Off menu bar, and hold forthree seconds. To abort the shutdown, press CANCEL.When LOAD OFF is selected and held for three seconds, the input, output,battery, and bypass backfeed contactors open, and the power module is turnedoff.C A U T I O NDo not attempt to restart the system after the Load Off until the cause of the shutdown has been identifiedand cleared.7. To restart the UPS after pressing the LOAD OFF pushbutton, follow the procedureparagraph 7.3.1 on page 7-10 or 7.3.2 on page 7-11.W A R N I N GPower is present inside the UPS cabinet until the upstream input feeder circuit breaker is opened.7.3.10 Using the Remote Emergency Power-off SwitchA UPS emergency power-off is initiated by the REPO pushbutton switch. In anemergency, you can use this switch to control the UPS output. The REPO switchde‐energizes the critical load and powers down the UPS immediately, without askingfor verification.The UPS, including Bypass, remains off until restarted.C A U T I O NAll power to the critical load is lost when the REPO switch is activated in the following step. You should usethis feature only when you want to de‐energize the critical load.
