Alarm | Possible cause | Remark/ Action | |
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Low Battery Warning | The battery time | This warning is | |
(Alarm #56) | remaining or battery | approximate. The | |
capacity is lower than | actual time to | ||
Intermittent Alarm | |||
the battery low | shutdown might vary | ||
| |||
| warning level that is | depending on the | |
| defined for this UPS. | UPS load and | |
|
| presence of an | |
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| extended battery | |
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| module. | |
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Shutdown Imminent | The communication to | The alarm is issued | |
(Alarm #55) | external devices stops | when the battery time | |
because the UPS has | remaining reaches | ||
Intermittent Alarm | |||
entered a state where | zero. All connected | ||
| |||
| it might abruptly stop | devices should have | |
| operating without | already shut down | |
| further notice unless | gracefully. | |
| utility power returns. |
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Battery Test Failed | A weak battery string | This is a warning | |
(Alarm #191) | was detected during | notice. Replace the | |
the last battery test. | batteries soon. | ||
Intermittent Alarm | |||
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Service Battery | A faulted battery | Contact your service | |
(Alarm #149) | string has been | representative. | |
detected and as a |
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Continuous Alarm |
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result, the charger is |
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| disabled. |
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Utility Not Present | The utility power level | The uninterruptible | |
(Alarm #59) | has fallen below the | power supply | |
Utility Not Present | transfers to Battery | ||
Intermittent Alarm | |||
threshold (typically | mode if supporting the | ||
| |||
| <25 to 50 V). | load. The | |
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| uninterruptible power | |
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| supply shuts down if it | |
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| is not supporting the | |
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| load. | |
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Input AC Over | The utility power | The uninterruptible | |
Voltage | voltage exceeds the | power supply | |
(Alarm #6) | maximum operating | transfers to Battery | |
range. | mode if supporting | ||
Intermittent Alarm | |||
| load. | ||
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60