UPS Operating Instructions6-28 Eaton 93PM UPS (20–100 kW, 480V – 100 kW Frame) Installation and Operation Manual P-164000227—Rev 6 www.eaton.com/powerquality6.4.10 Single UPM ShutdownTo shut down a single UPM:1. Tap the CONTROLS tab on the main menu navigation bar. The System Control screen is displayed.2. Tap the MODULES CONTROLS tab on the secondary Control menu navigation bar. The UPM Selectscreen is displayed.3. On the UPM Select screen, select the UPM to shutdown. The UPM Control Screen is displayed.4. Tap the SHUT DOWN MODULE button.The UPM status indicates SHUTDOWN. The power module is turned off. The remaining UPMs continue tosupply the critical load.Logic power remains on.6.4.11 Single UPM RestartTo restart a single UPM from a shutdown state:1. Tap the CONTROLS tab on the main menu navigation bar. The System Control screen is displayed.2. Tap the MODULES CONTROLS tab on the secondary Control menu navigation bar. The UPM Selectscreen is displayed.3. On the UPM Select screen, select the UPM to start. The UPM Control Screen is displayed.4. Tap the START MODULE button.The UPM rectifier and inverter turn on. When the inverter reaches full voltage, the UPS is ready to transferto the Double Conversion mode and supply the critical load.6.4.12 Single UPS ShutdownTo Shutdown a single UPS:To shut down a single UPS:1. Open the MOB for the UPS being shut down.2. On the UPS being shut down, tap the CONTROLS tab on the main menu navigation bar. The SystemControl screen is displayed.3. Tap the GO TO BYPASS button.The UPS being shut down transfers to Bypass mode. The BYPASS status indicator is illuminated. Thepower module remains on.4. Tap the CONTROLS tab on the main menu navigation bar. The System Control screen is displayed.5. Tap the MODULES CONTROLS tab on the secondary Control menu navigation bar. The UPM Selectscreen is displayed.6. On the UPM Select screen, select UPM 1. The UPM Control Screen is displayed.7. Tap the SHUT DOWN MODULE button.The UPM status indicates SHUTDOWN. The input, output, and battery switchgear open, and the powermodule is turned off.Logic power remains on.NOTE To shut down a single UPS, MOBs with dual auxiliary contacts must be installedand connected according to the procedure in paragraph 4.11.6.
