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Chapter 5. Operation
UPS startup and shutdown
Starting the UPS
Note: Verify that the total equipment ratings do not exceed the UPS capacity to prevent an overload alarm.
To start the UPS:
Step 1.
Verify that the EBMs are connected to the UPS. See "Connecting the EBM(s)" on page 21.
Check that the battery circuit breaker is switched to the "I" (on) position.
Step 2.
Verify that the UPS terminal blocks are connected to the AC source.
Step 3.
Set the upstream circuit breaker (not provided) to the "I" (on) position to switch on the utility power.
The UPS front panel display illuminates and shows the Lenovo logo.
Step 4.
Verify that the UPS status screen shows
Step 5.
Press the
button on the UPS front panel for at least 3 seconds.
The UPS front panel display changes status to "UPS starting...".
Step 6.
Check the UPS front panel display for active alarms or notices. Resolve any active alarms before
continuing. See the Troubleshooting section.
If the
indicator is on, do not proceed until all alarms are clear. Check the UPS status from the
front panel to view the active alarms. Correct the alarms and restart if necessary.
Step 7.
Verify that the
powering the equipment.
Note: The EBM will charge to 90% capacity in less than 3 hours. However, the batteries should be allowed
to charge for 48 hours after installation or long-term storage.
Starting the UPS on Battery
Note: Before using this feature, the UPS must have been powered by utility power with output enabled at
least once. Battery start can be disabled. See the "User settings" on page 10.
To start the UPS on battery:
Step 1.
Press the power ( ) button on the UPS front panel until the UPS front panel display illuminates and
shows a status of "UPS starting...".
The UPS cycles through Standby mode to Battery mode. The
UPS supplies power to your equipment using batteries.
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.
indicator illuminates solid, indicating that the UPS is operating normally and
indicator illuminates solid. The
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