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UPS user manual
OMH44150 REV. B
73
Alarm
A45
HIGH TEMPERATURE SSW
Description
High temperature of the heat sink on the static switch.
Possible
causes
Fault of the heat sink cooling fans.
The room temperature or cooling air temperature is too high.
Solutions
1. Check the fans operation.
2. Clean the ventilation grids and the air filters, if any.
3. Check the air conditioning system (if present).
4. If the alarm persists, contact our Technical Support Service.
Alarm
A46
REDUNDANCY LOSS
Only on IOBM
Description
Continuity is not ensured in the event of a fault on one of the power
modules.
Possible
causes
The total load is higher than the maximum expected value.
Possible failure on the measuring circuit.
Solutions
1. Check the load fed by the system.
2. If the alarm persists, contact our Technical Support Service.
Alarm
A47
SEND PARAMETERS ERROR
Description Internal
error.
Possible
causes
Microcontroller communication problems.
Solutions
1. Contact our Technical Support Service.
Alarm
A48
FAILED RECEPTION OF IOBM PARAMETERS
Description Internal
error.
Possible
causes
Microcontroller communication problems.
Solutions
1. Contact our Technical Support Service.
Alarm
A49
TEST MODE ERROR
Description Internal
error.
Possible
causes
Microcontroller communication problems.
Solutions
1. Contact our Technical Support Service.
Summary of Contents for UPSaver 1000 kVa
Page 2: ...UPS OPERATING MANUAL UPSaver 400 1600 kVA ...
Page 5: ......
Page 7: ...Warnings and general information 2 OMH44148 REV A ...
Page 13: ......
Page 20: ...UPSaver installation and start up OMH44149 REV C 7 ...
Page 33: ...UPSaver installation and start up 20 OMH44149 REV C Picture 6 Handling of the power module ...
Page 57: ...UPSaver installation and start up 44 OMH44149 REV C Picture 46 UPS cabinets upper fixing ...
Page 59: ...UPSaver installation and start up 46 OMH44149 REV C Picture 49 Power module cables terminals ...
Page 115: ...UPS user manual 6 OMH44150 REV B ...