Operation
Table 7 | Alarms, functions, and corrective actions (continued) |
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Actual |
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Alarm/fault |
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Name |
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Displayed |
| Description | Fault |
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On Front |
| of Alarm/ | Or | Latch | Dial | Freeze | Event Log |
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Panel |
| Fault | Alarm | Mask | Mask | Mask | Mask | Meaning and Corrective Action(s) | |
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| The generator option is installed, the | |
Delayed Batt |
| Delayed |
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| system is on generator and the “Delayed | |
| Alarm | NO | NO | NO | YES | Battery Charge” is suppressing battery | |||
Charge |
| Battery Charge | |||||||
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| charging to reduce the load on the | |
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| generator. | |
Reduced I |
| Reduced |
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| The UPS recognizes that the source is a | |
| Alarm | NO | NO | NO | YES | generator and has reduced the current limit | |||
Limit |
| Current Limit | |||||||
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| setting to avoid generator overloading. | |||
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| Per the user request, all event logs have | |
Event Log |
| Event Log | Alarm | NO | NO | NO | YES | been cleared. This will be the first alarm in | |
Clear |
| Clear | the new log. Momentary display. Sets flag | ||||||
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| in the event history log. | |
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| With the battery breaker closed, the battery | |
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| voltage has not reached 95% of the units | |
Batt Not |
| Battery Not |
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| “DC Float Voltage” set point within a | |
| Alarm | YES | NO | NO | YES | calculated time (based on the test duration.) | |||
Charging |
| Charging | |||||||
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| This calculation will start immediately at the | |||
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| end of a successful (“Passed”) battery self | |
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| test. | |
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| The UPS has detected a communication | |
| Alarm | YES | YES | NO | YES | failure between its UPS controls and it | |||
comm. Fail |
| Comm Fail | monitoring system. Contact Liebert Global | ||||||
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| Service. | |
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User |
| User |
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| The User has initiated an “Inverter Off” or | |
| Alarm | YES | YES | NO | YES | “System Shutdown” through the User | |||
Shutdown |
| Shutdown | |||||||
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| Shutdown screen. | |||
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Cant Exec |
| Cannot |
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| The battery test could not be performed. | |
| Execute | Alarm | NO | NO | NO | YES | See 3.3.7 - Battery Management. | ||
Batt Test |
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| Battery Test |
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Batt Not |
| Battery Not | Alarm | NO | NO | NO | YES | A battery test cannot be executed because | |
Charged |
| Charged | the battery charge is less than 90%. | ||||||
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Sys Time Set | System Time |
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| The User has changed the Date or Time | ||
Set By | Alarm | YES | YES | NO | YES | from the front Panel. Momentary display. | |||
By Op |
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| Operator |
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| Sets flag in the event history log. | ||
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| The User has ordered a manual transfer | |
Manual XFER | Manual | Alarm | NO | NO | NO | YES | from UPS to Bypass from the front panel | ||
Transfer | controls. Momentary display. Sets flag in | ||||||||
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| the event history log. | |
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| The User has ordered a manual transfer | |
Manual |
| Manual | Alarm | NO | NO | NO | YES | from Bypass to UPS from the front panel | |
ReXFER |
| Retransfer | controls. Momentary display. Sets flag in | ||||||
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| the event history log. | |
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Batt Cycle |
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| With batt breaker closed, Monitor has | |
| Battery Cycle | Alarm | NO | NO | NO | YES | determined that the buffer that keeps track | ||
Buff Full |
| Buffer Full | of the number of hits the battery has taken | ||||||
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| is full. No action required. | |
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86
