Table 16. Typical Alarms and Conditions (continued)
Alarm or Condition | Possible Cause | Action |
Battery test did not run or was interrupted.
One of the conditions listed in | Resolve the condition, then restart the test. |
“Running Automatic Battery |
|
Tests” on page 53 was not |
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present. |
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The UPS does not transfer to Bypass mode.
The bypass utility does not qualify.
Check the bypass utility. The UPS is receiving bypass utility power that may be unstable or in brownout conditions.
Bypass mode is disabled. | Check that the Bypass settings are configured |
| correctly. See “Settings” on page 42. |
UPS on Bypass | The UPS is operating from |
(Notice 169) | Bypass mode. |
| |
Continuous Alarm |
|
The equipment transferred to bypass utility power. Battery mode is not available and your equipment is not protected; however, the utility power continues to be passively filtered by the UPS. Check for one of the following alarms: overtemperature, overload, or UPS failure.
On Manual Bypass | UPS was manually commanded | None. | |||
(Notice 143) | to transfer to Bypass mode and |
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will remain in bypass until |
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Intermittent Alarm |
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commanded. |
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Battery Disconnected | The UPS does not recognize the | If the condition persists, contact your service | |||
(Alarm 199) | internal batteries. | representative. | |||
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Continuous Alarm | Battery voltage is lower than the | Verify that all batteries are properly connected. | |||
batteries disconnected level | If the condition persists, contact your service | ||||
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| defined for this UPS. This may | representative. | |
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| be due to a blown fuse, |
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| intermittent battery |
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| connection, or battery cable |
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| being disconnected. |
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Low Battery Warning | Battery time remaining or | This warning is approximate. The actual time to | |||
(Alarm 56) |
| battery capacity is lower than | shutdown may vary depending on the UPS load | ||
| the battery low warning level | and presence of an External Battery Module | |||
Continuous Alarm | |||||
defined for this UPS. | (EBM). | ||||
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Shutdown Imminent | Communication to external | The alarm is issued when the battery time | |||
(Alarm 55) |
| devices stops because the UPS | remaining reaches zero. All connected devices | ||
| has entered a state where it may | should have already shut down gracefully. | |||
Continuous Alarm | |||||
abruptly stop operating without |
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| further notice unless utility |
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| returns. |
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68 | Troubleshooting |
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