UPS Operating Instructions
Eaton 9E UPS (40–60 kVA, 208/220V) Installation and Operation Manual P-164000058—Rev 4 www.eaton.com/powerquality 6-11
6.3 Single UPS Operation
6.3.1 Starting the UPS in High-Efficiency Normal Mode (Default Mode)
To start the UPS system:
1. Unfasten the front door by lifting the latch from the bottom and turning to the right (counterclockwise) and
swing the door open (see Figure 6-1).
2. Verify that the input breaker is open.
3. If the UPS contains a bypass breaker, verify that the bypass breaker is open.
4. Close the UPS input feeder circuit breaker.
5. If the UPS contains a bypass breaker, close the UPS Bypass input feeder circuit breaker.
6. If an ITC with an input transformer is installed, close the input and UPS input breakers.
7. If an ITC with an input and output transformer is installed, close the input, UPS input, and UPS output
breakers.
8. Close the input breaker.
9. If the UPS contains a bypass breaker, close the bypass breaker.
10. Close the door and secure the latch.
11. If EBCs are installed, close the battery breakers.
12. Observe the UPS control panel display becoming active, indicating logic power.
13. Verify no alarms are active.
14. Select the CONTROLS symbol on the main menu bar. The System Control screen is displayed.
15. If not already selected, select UPS on the System Control screen.
16. On the UPS System Control screen, select the LOAD OFF NORMAL command, then press the
RETURN pushbutton.
NOTE 1 If an External Battery Cabinet (EBC) is installed, refer to the Eaton 9E External
Battery Cabinet Installation Manual listed in paragraph 1.8 for EBC battery
breaker location.
NOTE 2 If an Integrated Transformer Cabinet (ITC) is installed, refer to the Eaton 9E
Integrated Transformer Cabinet Installation Manual listed in paragraph 1.8 for
ITC transformer breaker locations.
NOTE 3 If an Integrated Accessory Cabinet-Distribution (IAC-D) is installed, refer to the
Eaton 9E Integrated Accessory Cabinet-Distribution Installation and Operation
Manual listed in paragraph 1.8 for operating instructions.
NOTE 4 If an Integrated Accessory Cabinet-Bypass (IAC-B) is installed, refer to the Eaton 9E
Integrated Accessory Cabinet-Tie and Bypass Installation and Operation Manual
listed in paragraph 1.8 for operating instructions.
NOTE If two EBCs are installed, EBC 1 must be closed to supply DC input to the UPS. EBC
2 may be left open, but battery runtime will be reduced.
To Next Page
Loading...
