Eaton 9395XC UPS 1200kW/1200kVA, 1350kW/1350kVA or 1500kW/1500kVA 164001079—Rev 01 123
• When the inverter reaches full voltage, the static switch turns off. Power is now supplied to the critical
load in Online mode. It takes approximately one minute for the UPS to achieve Online mode.
• The UPS status indicates Online on the header section of the screen. The UPM status indicates
Active on the Overview Screen (see Figure 64).
9. Close all battery breakers.
10. To activate, enable, or disable any of the UPS operational modes, follow the online screen prompts.
77..55..22 SSttaarrttiinngg tthhee DDiissttrriibbuutteedd BByyppaassss SSyysstteemm iinn BByyppaassss MMooddee
If the inverter output of the distributed bypass system is not available and the critical load needs to be
energized, start the distributed bypass system in bypass mode.
In Bypass mode, the critical load is not protected from commercial power interruptions and abnormalities.
To start in bypass mode:
1. Close all Module Output Breakers (MOBs).
2. Close all UPS Bypass input feeder circuit breakers.
3. Observe the UPS control panel displays becoming active, indicating logic power.
4. Press the Padlock icon on any screen. The Sign In screen is displayed. Use operator password to log in
(factory default password is 1010) (see Figure 60 and Table 24).
5. Select the Overview screen, and verify the UPS status.
6. Return to the Home screen and select the Control (see Figure 64).
7. On the Control screen, select Go To Bypass (see Figure 81). Select “Go to Bypass” when prompted.
8. From the Home screen menu, select Timeline and verify no alarms are active on the Active Event screen
(see Figure 67). The UPS start up sequence begins.
The critical load is immediately supplied after pre-charge by the bypass source in Bypass mode.
77..55..33 SSiinnggllee UUPPSS SShhuuttddoowwnn uussiinngg LLooaadd OOffff
NOTE To shut down a single UPS, MOBs with dual auxiliary contacts must be installed and
connected.
To shut down a single UPS:
1. Open the MOB for the UPS being shut down.
2. On the UPS to shut down, press the Controls tab on the Home menu bar. The System Controls screen is
displayed.
3. Select the LOAD OFF command.
NOTE Load Off will turn off only the UPS being shut down. The remaining UPSs will remain
online supplying power to the critical load.
4. Perform the LOAD OFF procedure in paragraph 7.5.7 Using the UPS LOAD OFF Command on the UPS
being shut down. The input contactor opens and the power module is turned off on the UPS being shut
down. Logic power remains on.
5. Verify the battery breaker or disconnect for the UPS being shut down is open. If not, open the breaker.
UPS Operating Instructions
To Next Page
Loading...
