
X Alarms
Battery Totally Discharged
UPS on Battery
When the UPS switches to battery power, it triggers an alarm. The left yellow
LED will light.
XAlarms UPS on Battery
Load Power Off
When the UPS is no longer protecting its load devices and there is no utility voltage powering the devices, the UPS will trigger an alarm.
XAlarms Load Power Off
Battery Test Failed
Periodically, the Compaq UPS microprocessor initiates a brief discharge cycle to check the charge level of the battery packs. If this test fails, the UPS will trigger an alarm, indicating that battery replacement is imminent.
XAlarms
Battery
Site Wiring Fault
This alarm is triggered when either there is no ground connection between utility power and the UPS, or the line and neutral connections between utility power and the UPS are reversed. This is disabled for 200V and 208V.
XAlarms Site Wiring Fault