P-164000249 30-200 kW 65Revision 2 User's and Installation Guide6.4.4 Transfer from Bypass to Double conversion modeTo transfer the critical load to double conversion mode, perform the following procedure:1. Press the Controls button in the main menu. The System controls screen appears.2. Press the Go online button on the System controls screen. The UPS system transfers to doubleconversion mode. If enough UPM capacity is not available, the system remains on bypass andan alarm sounds.3. The UPS is now operating in double conversion mode, and the NORMAL status indicator isilluminated. The system status indicates UNIT ONLINE.6.4.5 Transfer from Double conversion mode to Energy Saver SystemModeNote that the Energy Saver System mode commands are displayed only if enabled at the factory or byan Eaton Customer Service Engineer.To transfer the critical load to Energy Saver System mode:1. Press the Controls button in the main menu.2. Select Service controls.3. Select Enable ESS.The entire UPS system transfers to Energy Saver System mode and the critical load is supplied bythe bypass source. If the bypass source is not available or conditions are not correct for ESS mode,the power module remains on and an alarm sounds. The NORMAL status indicator is illuminated. TheUPS status indicates UNIT ONLINE, ESS. The UPM status indicates READY.6.4.6 Transfer from Energy Saver System Mode to Double conversionmodeNote that the Energy Saver System mode commands are displayed only if enabled at the factory or byan Eaton Customer Service Engineer.To transfer the critical load to Double conversion mode:1. Press the Controls button in the main menu.2. Select Service controls.3. Select Disable ESS.The UPS system transfers to Battery mode and then to Double conversion mode. If the powermodule is not available, the system remains on bypass and an alarm sounds. The NORMAL statusindicator is illuminated. The UPS status indicates UNIT ONLINE. The UPM status indicates ACTIVE.
