SMARTZONE UPS USER MANUAL
94
Fault
Code Fault Description
Fault
Type
Buzzer
LED
Action to Take
114
Input Relay Won’t
Close
Critical Continuous
Red
Alert On
Reboot the UPS unit
121
Parallel
Communications Error Warning
Periodic
Yellow
Alert On
Ensure that the parallel cables are
properly and securely connected
Reboot the UPS unit
125 Inverter Overload
Warning
Periodic
Yellow
Alert On
Reduce the load on the output of
the UPS
126 Inverter cannot
Synchronize
Critical Continuous
Red
Alert On
Ensure that the input frequency is
stable (not varying in frequency)
and within the normal operating
range of the UPS
127 Output Error
Critical Continuous
Red
Alert On
Reboot the UPS unit
128 Bypass Over Current
Warning
Periodic
Yellow
Alert On
Reduce the Load on the output of
the UPS
129 Inverter
Communication Error
Critical Continuous
Red
Alert On
Ensure that the proper copper bus
bars are installer for the desired
configuration
Reboot the UPS unit
12A Inverter Settings
Incorrect
Critical Continuous
Red
Alert On
Ensure that the proper copper bus
bars are installer for the desired
configuration
Reboot the UPS unit
12B Input Bypass Relay
Won’t Open
Critical Continuous
Red
Alert On
Reboot the UPS unit
12E Input Bypass Relay
Won’t Close
Critical Continuous
Red
Alert On
Reboot the UPS unit
131 Bypass Unable to Trace Warning
Periodic
Yellow
Alert On
Ensure that the input frequency
connected to the Bypass is stable
and within the normal operating
range of the UPS
132 Bypass Not Available
Warning
Periodic
Yellow
Alert On
Ensure that the input voltage and
frequency connected to the bypass
are within the normal operating
range of the UPS