OPERATION
EATON Powerware
®
9355 UPS (20/30 kVA) Installation and Operation Manual S 164201626 Rev B www.powerware.com
71
UPS Startup
WARNING
Only qualified service personnel (such as a licensed electrician) should perform the UPS installation and
initial startup. Risk of electrical shock.
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 “Normal Mode Startup” on page 71
Battery mode “Starting the UPS on Battery“ on page 72
Bypass mode “Internal Bypass Startup” on page 73
UPS maintenance bypass “UPS Maintenance Bypass Startup” on page 73
Normal Mode Startup
To start up the UPS:
1. Remove the UPS front door (see page 10).
2. Verify that the maintenance bypass switch is in the UPS position (see Figure 51
on page 79).
3. Switch on utility power where the UPS is connected.
4. Switch the UPS input circuit breaker to the ON position.
5. If the optional UPS output circuit breaker is installed, switch the breaker to the
ON position.
6. Wait for the front panel LCD to illuminate.
The indicator flashes.
7. Switch the battery circuit breaker to the ON position.
The
indicator stops flashing.
8. Press any button on the front panel display to activate the menu options.
9. Press the
button on the front panel display and then press the button to
select the TURN UPS ON/OFF menu.
10. Select the TURN UPS ON option. Press and hold the
button for three
seconds, until the UPS stops beeping.
The UPS precharges for a few minutes and then 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.
11. Replace the UPS front door.
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