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LCD Configuration and Status
Alarms
If an alarm exists, one or more of the following alarms will display on the LCD panel. For a
descriptive list of alarm causes, refer to the section, “LCD Alarm Troubleshooting,” in
Chapter 5.
Table 3-2: Alarms
Ambient Over Temperature Inverter Startup Failure
Automatic Shutdown Pending Inverter Uncalibrated
Batteries Disconnected Level 2 Overload – Phase A
Battery DC Over Voltage Level 3 Overload – Phase A
Battery Low Level 4 Overload – Phase A
Battery n Needs Service Loss of Redundancy
Battery Not Charged Loss of Sync-Bus
Battery n Test Failed Low Battery Shutdown
Bypass Not Available Non-volatile Memory Checksum Fail
Calibration Failed On Manual Bypass
DC Link Over Voltage Output AC Over Voltage
Fan Failure Output AC Under Voltage
Fuse Failure Output Overload
Heatsink Over Temperature Program Checksum Fail
Input AC Over Voltage Rectifier Input Over Current
Input AC Under Voltage Remote Emergency Power Off
Input Under Or Over Frequency Software Incompatibility Detected
Internal Communications Failure UPS On Battery
Inverter Contactor Open UPS On Bypass
Inverter Fault Utility Fail
Inverter Output Over Current Utility Not Present
3-6 HP Uninterruptible Power System R12000 XR Models User Guide
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