Smart-UPS RT 15000/20000 VA 230 Vac UXI/UXICH Tower User Manual 25
General
Fault
Shutdown Due To Low
Battery.
The UPS shutdown while on battery
operation.
No corrective action is necessary.
Note: Should this situation reoccur,
consider increasing battery capacity.
Bypass Not Available Input
Freq/Volt out Of Range.
The frequency or voltage is out of
acceptable range for bypass. This
message occurs when the UPS is
online.
Correct the input voltage to
acceptable frequency or voltage.
Mains Not Available. Input
Frq/Volt Out of Range.
The frequency or voltage is out of
acceptable range for normal
operation.
Emergency PSU Fault. Redundant Emergency Power Supply
Unit (PSU) is not working. Internal
diagnostic fault. The UPS will
continue to operate normally.
Contact APC Customer Support.
Refer to Contact Information in this
manual.
Fan Fault A fan has failed. Contact APC Customer Support.
Refer to Contact Information in this
manual.
Static Bypass Switch Fault. The static bypass switch has failed.
System Failure Detected by
Surveillance.
The system has detected an internal
error.
Check for other alarms.
If the problem persists contact APC
Customer Support. Refer to Contact
Information in this manual.
System Not Synchronized
to Bypass.
System cannot synchronize to bypass
mode.Bypass mode may be
unavailable.
Option 1) Decrease input frequency
sensitivity.
Contact APC Customer Support.
Refer to Contact Information in this
manual.
Option 2) Correct bypass input
voltage to provide acceptable
frequency or voltage.
UPS In Bypass Due To
Fault.
The UPS has transferred to bypass
mode due to a fault.
Contact APC Customer Support.
Refer to Contact Information in this
manual.
UPS In Bypass Due To
Overload.
The load has exceeded the power
capacity.
Decrease the load.
UPS Is Overloaded. The load has exceeded the system
power capacity.
Option 1) Decrease the load.
Option 2) Check the load distribution
on the three phases through the
PowerView display. If the load is
unevenly distributed, adjust the load
distribution.
Condition PowerView Display
Message Reason for Message Corrective Action