UPS OPERATING INSTRUCTIONSEaton 9395 550/275 UPS (225–550 kVA) Installation and Operation Manual 164201716 Rev 2 www.eaton.com/powerquality 7-337.4.5 Enable Variable Module Management System Mode from the UPSCommand MenuTo enable Variable Module Management System mode:NOTE The Variable Module Management System mode commands are displayed only if enabled at thefactory or by an Eaton Customer Service 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 ENABLE VAR MODULE MANAGEMENT.5. Press the SELECT pushbutton on the UPS Command menu bar.The UPS transfers to Variable Module Management System mode. Inapproximately twenty seconds the UPS calculates the required number of UPMsneeded to support the load.The Online status indicator is illuminated. The UPS status indicates ONLINE +VMMS. The UPM status indicates ONLINE.7.4.6 Disable Variable Module Management System Mode from the UPSCommand MenuTo disable Variable Module Management System mode:NOTE The Variable Module Management System mode commands are displayed only if enabled at thefactory or by an Eaton Customer Service 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 DISABLE VAR MODULE MANAGEMENT.5. Press the SELECT pushbutton on the UPS Command menu bar.The UPS transfers to Battery mode and then to Online mode in approximatelyten seconds.The Online status indicator is illuminated. The UPS status indicates ONLINE. TheUPM status indicates ONLINE.
