Dell UPS 5600R - Manual (Page 69)

69 Troubleshooting
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Table 16. Typical Alarms and Conditions (continued)
Alarm or Condition Action Possible Cause
Output Overload Level 2
(Alarm 159)
Continuous 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)
Continuous 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)
Continuous 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)
Intermittent 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)
Continuous Alarm
The UPS has detected
abnormally low output voltage
levels. The UPS transfers to Bypass mode if
supporting the load.
Bypass AC Over Voltage
(Notice 3)
Intermittent Alarm
The measured voltage on
Bypass has exceeded the upper
voltage limit specification for
bypass operation. A notification alarm is generated and the
notice is logged.
Only apply this setting when Qualify Bypass is
set to Always and utility is present, but above
the bypass overvoltage range.
Do not apply this setting if a Utility Not
Present alarm is active.