Operator`s manual
Fault Submenu
LCD Shows Description
Overload Fault The load draws more power than the UPS can provide. This can lead to an automatic UPS shutdown.
Remove excess loads.
Short Circuit The load has a short.
Intl Temp Fault The UPS’s internal temperature is too high and could cause an automatic UPS shutdown. Verify that the
fan is not blocked and that it is working by performing a self test. Also See Fan Fail Alarm.
Output Over Voltage The output voltage is above or below the UPS’s specications.
Output Voltage Low
Battery Fail The batteries have failed the self test. Inspect them to make sure they are properly connected and that
they are in good condition. Make sure they are fully charged.
Backfeed A relay inside the UPS has failed. It cannot be xed in the eld. Contact Alpha Technologies customer
service department.
Battery Over Voltage Battery voltage is abnornally high.
Batt Volt Low Battery voltage is low and is close to self-kill level.
Figure 3.6.1
Alarm and Fault Submenus (Continued)
Novus Micro Operator’s Manual
Doc# 017-221-B0 Rev 03/07 30