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Operation
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Delayed Batt
Charge
Delayed
Battery Charge
Alarm NO NO NO YES
The generator option is installed, the
system is on generator and the “Delayed
Battery Charge” is suppressing battery
charging to reduce the load on the
generator.
Reduced I
Limit
Reduced
Current Limit
Alarm NO NO NO YES
The UPS recognizes that the source is a
generator and has reduced the current limit
setting to avoid generator overloading.
Event Log
Clear
Event Log
Clear
Alarm NO NO NO YES
Per the user request, all event logs have
been cleared. This will be the first alarm in
the new log. Momentary display. Sets flag
in the event history log.
Batt Not
Charging
Battery Not
Charging
Alarm YES NO NO YES
With the battery breaker closed, the battery
voltage has not reached 95% of the units
“DC Float Voltage” set point within a
calculated time (based on the test duration.)
This calculation will start immediately at the
end of a successful (“Passed”) battery self
test.
UPSC-MM
comm. Fail
UPSC-MM
Comm Fail
Alarm YES YES NO YES
The UPS has detected a communication
failure between its UPS controls and it
monitoring system. Contact Liebert Global
Service.
User
Shutdown
User
Shutdown
Alarm YES YES NO YES
The User has initiated an “Inverter Off” or
“System Shutdown” through the User
Shutdown screen.
Cant Exec
Batt Test
Cannot
Execute
Battery Test
Alarm NO NO NO YES
The battery test could not be performed.
See 3.3.7 - Battery Management.
Batt Not
Charged
Battery Not
Charged
Alarm NO NO NO YES
A battery test cannot be executed because
the battery charge is less than 90%.
Sys Time Set
By Op
System Time
Set By
Operator
Alarm YES YES NO YES
The User has changed the Date or Time
from the front Panel. Momentary display.
Sets flag in the event history log.
Manual XFER
Manual
Transfer
Alarm NO NO NO YES
The User has ordered a manual transfer
from UPS to Bypass from the front panel
controls. Momentary display. Sets flag in
the event history log.
Manual
ReXFER
Manual
Retransfer
Alarm NO NO NO YES
The User has ordered a manual transfer
from Bypass to UPS from the front panel
controls. Momentary display. Sets flag in
the event history log.
Batt Cycle
Buff Full
Battery Cycle
Buffer Full
Alarm NO NO NO YES
With batt breaker closed, Monitor has
determined that the buffer that keeps track
of the number of hits the battery has taken
is full. No action required.
Table 7 Alarms, functions, and corrective actions (continued)
Actual
Alarm/fault
Name
Displayed
On Front
Panel
Description
of Alarm/
Fault
Fault
Or
Alarm
Latch
Mask
Dial
Mask
Freeze
Mask
Event Log
Mask Meaning and Corrective Action(s)