UPS OPERATING INSTRUCTIONSEATON Eaton 9395 550/275 UPS (225–550 kVA) Installation and Operation Manual 164201716 Rev 2 www.eaton.com/powerquality7-347.4.7 Start Variable Module Management System High Alert Mode fromthe UPS Command MenuTo start High Alert mode:NOTE The High Alert mode commands are displayed only if enabled at the factory or by an Eaton CustomerService Engineer.NOTE The Variable Module Management System and Energy Saver System modes are mutually exclusive.If the Energy Saver System mode is enabled, the Variable Module Management System mode commands willnot be displayed.1. Press the CONTROLS pushbutton on the main menu bar. The System Statusscreen is displayed.2. On the System Status screen, select the UPS command.3. Press the CONTROLS pushbutton on the System Status menu bar. The UPSControl Command screen is displayed.4. On the UPS Control Command screen, select START HIGH ALERT.5. Press the SELECT pushbutton on the UPS Command menu bar.The UPS starts High Alert mode with the UPMs online supplying the critical load.After one hour the UPS transfers to Variable Module Management Systemmode.The Online status indicator is illuminated. The UPS status indicates HIGHALERT. The UPM status indicates ONLINE. The power module is on.7.4.8 Starting the Distributed Bypass System in Bypass ModeIf the inverter output of the distributed bypass system is not available and the criticalload needs to be energized:C A U T I O NIn Bypass mode, the critical load is not protected from commercial power interruptions and abnormalities.1. Unfasten the front door latches and swing the doors open on all of the UPSs (seeFigure 4‐2 on page 4-4).2. If the UPSs contain input breakers (CB1), verify that all input breakers are open.3. Close all MOBs.4. Close all UPS input feeder circuit breakers.5. Close all UPS Bypass input feeder circuit breakers.6. If the UPSs contain input breakers (CB1), close all input breakers.7. Close the doors and secure the latches.8. Observe the UPS control panel displays becoming active, indicating logic power.9. On any UPS, press the CONTROLS pushbutton on the main menu bar. The SystemStatus screen is displayed.
