Vertiv Liebert APS series, Installer And User Manual

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ALARM
MESSAGE
POSSIBLE CAUSE CORRECTIVE ACTION
Battery Test
Warning
Weak
Battery
One or more battery modules has detected batteries that are no
longer in specification due to age or operating conditions. Replace the battery string or contact your local Liebert Services
representative.
BM Temp
Unbalance The temperature difference between all the battery modules exceeds
10°C.
Check the air filters located behind the bezels and clean if
necessary, or check to see if the ambient temperature is too
high. If this is not the problem, contact your local Liebert
representative.
Frame Fan
Failure
The fan located behind the display panel has failed.
Contact your local Liebert Services representative for fan
replacement.
Transformer
Fan Failure There is a transformer on the UPS frame and at least one
transformer fan has failed. Contact your local Liebert Services representative for fan
replacement.
Transformer
Temperature
Warning
A high temperature condition has occurred in the output transformer
area.
Check the air filters located behind the bezels and clean if
necessary, or check to see if the ambient temperature is too
high. If this is not the problem, contact your local Liebert
Services representative.
Bypass
Source Not
Qualified The UPS bypass functionality is not available because the input
source is out of tolerance to the bypass voltage and/or frequency
window. No action necessary unless the AC input has been verified
within bypass settings. If this is not the problem, contact your
local Liebert Services representative.
Output Is Off
Abnormal
Output Volt
The cable connection is wrong. Check the power distribution.
System
Control
Module Lock
Lever in
Remove
Position
The locking lever is not in the locked position.
Check the locking lever to ensure it is fully inserted. If so,
contact your local Liebert Services representative.
System
Monitor
Module Lock
Lever in
Remove
Position
The locking lever is not in the locked position.
Check the locking lever to ensure it is fully inserted. If so,
contact your local Liebert Services representative.
Charger
Module
Warning
The charger module is not operating correctly.
View the corresponding module serial number in the fault logs or
event logs, and contact your local Liebert Services
representative.
Charger
Module Fail
The charger module has a fault.
View the corresponding module serial number in the fault logs or
event logs, and either replace the module or contact your local
Liebert Services representative.
CM Power
source Is
Not Qualified
Check the power distribution.
Check upstream feeder breaker or the UPS input breaker and
reset if necessary, or contact your local Liebert Services
representative
Charger
Module
LOCK Lever
in Remove
Position
The locking lever is not in the locked position.
Check the locking lever to ensure it is fully inserted. If so,
contact your local Liebert Services representative.
Charger
Module Fan
Failure
One or more of the charger module fans has failed.
Check to see if the fan is blocked. If not, contact your local
Liebert Services representative.
Charger
Module
Temperature
Warning
One or more charger modules is operating at an internal high
temperature.
Check the air filters located behind the bezels and clean if
necessary, or check to see if the ambient temperature is too
high. If this is not the problem, contact your local Liebert
Services representative.
Table 6.1 Alarm message list (continued)
Vertiv | Liebert® APS™ Installer/User Guide | 71