User Manual

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Troubleshooting
Table 17. Alarms, Notices, and Events
Alarms, Notices, and Events ActionPossible Cause
Remote Emergency Power
Off
(Notice 12)
Beeping Alarm
The external contacts in the
rear of the UPS are configured
for REPO operation and they
have been activated.
The UPS de-energizes the load and enters
Standby mode. See “Installing Remote
Emergency Power-off” on page 26 for more
information.
Output Overload
(Alarm 25)
Intermittent Alarm
The load level is at or has
exceeded the configurable
threshold limit for a Level 1
Overload condition.
The UPS can support the load indefinitely at
this load level.
The alarm clears when the load drops below
5% of the set point.
Output Overload Level 2
(Alarm 159)
Beeping Alarm
The load level is >101% and
<110% of the UPS rating.
Remove some of the equipment from the
UPS. The UPS continues to operate, but
transfers to Fault mode in two minutes.
The alarm clears when the load drops below
5% of the set point.
Output Overload Level 3
(Alarm 162)
Beeping Alarm
The load is >110% of the UPS
rating.
Remove some of the equipment from the
UPS. The UPS continues to operate, but
transfers to Fault mode in 300 ms to one
second.
The alarm clears when the load drops below
5% of the set point.
Battery DC Over Voltage
(Alarm 68)
Beeping Alarm
Battery voltage levels have
exceeded the maximum
allowable limits.
The UPS turns off the charger until the next
power recycle. Contact your service
representative.
Charger Failure
(Alarm 34)
Continuous Alarm
A battery charger fault has been
detected.
The UPS turns off the charger until the next
power recycle. Contact your service
representative.
Inverter AC Over Voltage
(Alarm 0)
Beeping Alarm
The UPS has detected
abnormally high output voltage
levels.
The UPS transfers to Bypass mode if
supporting the load.
Inverter AC Under Voltage
(Alarm 1)
Beeping Alarm
The UPS has detected
abnormally low output voltage
levels.
The UPS transfers to Bypass mode if
supporting the load.