Eaton Power Xpert 9395P-1100/1100 Installation And Operation Manual

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Eaton® Power Xpert® 9395P-1200 Installation and Operation Manual 164000500—Rev 11 175When LOAD OFF pushbutton is selected and held for three seconds, the input, output, battery, andbypass backfeed contactors open, and the power module is turned off on the UPS.3. If another UPS is to be shut down, proceed to that UPS and repeat Steps 1 and 2.Do not attempt to restart the system after Load Off until the cause of the shutdown has been identified andcleared.4. Restart the UPS after pressing the LOAD OFF pushbutton by following the procedure in paragraph7.5.1 Starting the Distributed Bypass System in Online Mode or7.5.2 Starting the Distributed Bypass System in Bypass Mode.Power is present inside the UPS cabinet until the upstream input feeder circuit breaker is opened.To use the LOAD OFF command:1. Press the CONTROLS pushbutton on the main menu bar of the UPS to be shut down. 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 or Bypass Control Commandscreen 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 the shutdown.All power to the critical load is lost when 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 for three seconds. Toabort the shutdown, press CANCEL.When LOAD OFF is selected and held for three seconds, the input, output, battery, and bypass backfeedcontactors open, and the power module is turned off on the UPS.7. If another UPS is to be shut down, proceed to that UPS and repeat Steps 1 through 6.Do not attempt to restart the system after the Load Off until the cause of the shutdown has been identified andcleared.8. Restart the UPS after pressing the LOAD OFF pushbutton by following the procedure in paragraph7.5.1 Starting the Distributed Bypass System in Online Mode or7.5.2 Starting the Distributed Bypass System in Bypass Mode.UPS Operating Instructions