Battery Management; Figure 82 Manual Transfer / Retransfer Screen When Transfer Is Not Allowed; Figure 83 Battery Management Screen; Figure 84 Battery Test Screen - Liebert 30-130kVA Operation And Maintenance Manual

Figure 82 Manual transfer / retransfer screen when transfer is not allowed

In the figure above, the message "TRANSFER NOT ALLOWED" will be flashing.
3.3.7

Battery Management

The Battery Management screens display information on battery self tests, battery equalization, bat-
tery temperature, and battery cycle monitoring. This information enables the operator to immediately
see the effects of load shedding on time remaining and to accurately assess remaining power
resources. The Battery Management screen is accessed from the Main Menu.

Figure 83 Battery management screen

BATTERY TEST
BATTERY EQUALIZER
BATTERY TEMP COMPENSATION CHARGE
BATTERY CYCLE MONITOR
BATTERY TIME REMAINING
Battery Test
The Battery Test screen allows the Operator to select between Auto Test and Manual Test.

Figure 84 Battery test screen

The auto battery self test can be enabled / disabled from the Battery Test Screen. It is performed
unattended by programming Time, Date, Test Cycle and Test Duration in Battery Self Test Screen.
Selecting MANUAL TEST from the Battery Test screen will perform an Operator-initiated test.
MANUAL TRANSFER / RETRANSFER
BYPASS
INVERTER
INTERNAL BYPASS SWITCH
EXT. MAINT. SWITCH
INVERTER
TRANSFER NOT ALLOWED
OK
BATTERY MANAGEMENT
CANCEL
BATTERY TEST
MANUAL TEST
LAST BATTERY TEST: BATTERY TEST PASSED
EXIT
NOT OK
OK
NORMAL
ON-LINE
IN SYNC
EXIT
SAVE & EXIT
57
Operation