Eaton 9155 UPS (8–15 kVA) User’s Guide 164201553—Rev H0 71
Verify that UPS installation has been carried out correctly and the UPS ground has been connected.
Select one of the following startup options:
Startup Option
Section
Normal mode
See paragraph 7.2.1 Normal Mode Startup.
Battery mode See paragraph 7.2.2 Starting the UPS on Battery.
Bypass mode See paragraph 7.2.3 Internal Bypass Startup.
UPS maintenance bypass See paragraph 7.2.4 Maintenance Bypass Startup.
Bypass Power Module
Refer to the Eaton Bypass Power Module (BPM) User’s Guide.
Parallel UPS
configuration
Refer to the Eaton 9155 Parallel UPS (8–15 kVA) User's Guide.
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1. If you have an optional MBM/PDM, verify that the maintenance bypass switch is in the UPS position (see
Figure 52).
2. If an optional isolation transformer is installed, switch the input circuit breaker to the ON position.
3. Switch ON the utility power where the UPS is connected.
4. Wait for the front panel LCD to illuminate.
The
indicator flashes.
5. Switch all battery circuit breakers to the ON position.
The
indicator stops flashing.
6. Press any button on the front panel display to activate the menu options.
7. Press the
button on the front panel display and then press the button to select the TURN UPS ON/
OFF menu.
8. Press the
or button to select the TURN UPS ON option; press and hold the button for three
seconds, until the UPS stops beeping.
The
indicator illuminates. The UPS is now powering the load.
If the
indicator is flashing, check the UPS status from the front panel to view the active alarms.
Correct the alarms and restart if necessary.
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NOTE Before using this feature, the UPS must have been powered by utility power at least
once.
To start the UPS on battery:
UPS Operating Instructions
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