Table 16. Typical Alarms and Conditions (continued)
Alarm or Condition | Possible Cause | Action |
Output Overload Level 2 | The load level is >101% and |
(Alarm 159) | <110% of the UPS rating. |
| |
Continuous Alarm |
|
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 | The load is >110% of the UPS | Remove some of the equipment from the | |
(Alarm 162) | rating. | UPS. The UPS continues to operate, but | |
| transfers to Fault mode in 300 ms to one | ||
Continuous Alarm |
| ||
| second. | ||
|
| ||
|
| The alarm clears when the load drops below | |
|
| 5% of the set point. | |
|
|
| |
Battery DC Over Voltage | Battery voltage levels have | The UPS turns off the charger until the next | |
(Alarm 68) | exceeded the maximum | power recycle. Contact your service | |
allowable limits. | representative. | ||
Continuous Alarm | |||
|
| ||
|
|
| |
Charger Failure | A battery charger fault has been | The UPS turns off the charger until the next | |
(Alarm 34) | detected. | power recycle. Contact your service | |
| representative. | ||
Continuous Alarm |
| ||
|
| ||
|
|
| |
Inverter AC Over Voltage | The UPS has detected | The UPS transfers to Bypass mode if | |
(Alarm 0) | abnormally high output voltage | supporting the load. | |
levels. |
| ||
Intermittent Alarm |
| ||
|
| ||
|
|
| |
Inverter AC Under Voltage | The UPS has detected | The UPS transfers to Bypass mode if | |
(Alarm 1) | abnormally low output voltage | supporting the load. | |
levels. |
| ||
Continuous Alarm |
| ||
|
| ||
|
|
| |
Bypass AC Over Voltage | The measured voltage on | A notification alarm is generated and the | |
(Notice 3) | Bypass has exceeded the upper | notice is logged. | |
voltage limit specification for |
| ||
Intermittent Alarm | Only apply this setting when Qualify Bypass is | ||
bypass operation. | |||
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. | |
|
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