Specifications

017-230-B0 Rev 0810
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6.9.3 Fault and Alarm Displays
Fault and alarm displays any malfunctions the Alpha FXM has encountered. Also see "Troubleshooting".
Table I — Faults
Short_Circuit
The load has a short.
Vout_Hi
The output voltage is above specifications.
Batt_Hi
The batteries cannot be charged.
Batt_Lo
The batteries are almost discharged.
Vout_Lo
The output voltage is below specifications.
Overload
The Alpha FXM is overloaded. Remove excess loads.
Backfeed
A relay inside the Alpha FXM has failed and it cannot be replaced in the field. Contact Alpha
Technologies customer service department.
Bad_Battery
The battery voltage has dropped below a specified level. Inverter shuts down.
Temp_Hi
The Alpha FXM is operating above temperature range.
Table J — Alarms
Overload
The Alpha FXM is overloaded. Switch off excess loads.
Temp_Hi
The ambient battery temperature is too high.
Temp_Lo
The ambient battery temperature is too low.
User_Input
The user input contact "User Input: S2" is shorted.
Line_Freq
The line frequency is outside of the Alpha FXM’s input specifications.
No_Temp_Probe
The battery temperature sensor has become disconnected or has failed.
Weak_Battery
The battery has failed the background scan in Line mode.
Batt_Low
The battery voltage is low.
Batt_Brkr_Open
The battery breaker is opened.
Self_test
The Alpha FXM is performing self test.
Fan_Fail
The Alpha FXM internal fan has failed.
Wrong_Softwre
The Alpha UPS Monitor is invalid (either version or part number).
AC_Brkr_Open
The AC breaker is opened.