UPS OPERATING INSTRUCTIONSEaton 9395 Plus 1 UPS (225–275 kVA) Installation and Operation Manual 164201710 Rev 2 www.eaton.com\powerquality 7-219. On the System Status screen, the UPS status should indicate SHUTDOWN and theUPM status should indicate OFFLINE.10. Verify no alarms are active.11. On the System Status screen, select the UPM command. The UPS ControlCommand screen screen is displayed.12. On the UPS Control Command screen, select the UPM 1 command.13. Press the CONTROLS pushbutton on the UPS Control Command menu bar. TheUPM 1 Control Command screen is displayed.14. On the UPM 1 Control Command screen, select UPM ON.15. Press the SELECT pushbutton on the UPM 1 Command menu bar.16. Verify the following messages display sequentially on the UPM status line:DC STARTING, CHARGER OFFINVERTER STARTINGINVERTER SYNCINGREADYThe UPM 1 rectifier and inverter turn on.If the Inherent Redundancy option is enabled, a loss of redundancy alarm will beissued. Silence the alarm and continue to Step 17.17. Repeat Steps 12 through 15 selecting UPM 2 to start UPM 2.18. Verify the following messages display sequentially on the UPM status line:DC STARTING, CHARGER OFFINVERTER STARTINGINVERTER SYNCINGREADYThe UPM 2 rectifier and inverter turn on. When the inverter reaches full voltage,the UPS is ready to transfer to Online mode and supply the critical load.NOTE To transfer to Online mode after starting individual UPMs, follow the procedure in paragraph 7.3.18.7.3.16 Starting a Single UPMTo start a single UPM:1. Unfasten the front door latch and swing the door open (see Figure 4‐2 onpage 4-4).2. If the UPS contains input breaker CB1, verify that input breaker CB1 is open.3. Close the UPS input feeder circuit breaker.4. Close the UPS Bypass input feeder circuit breaker.5. If the UPS contains input breaker CB1, close input breaker CB1.
