UPS user manual
74
OMH44150 REV. B
Alarm
A50
1 PARALLEL CABLE DISCONNECTED
Description
The systems has detected the disconnection in one point of the parallel
bus cable.
Possible
causes
Parallel cable disconnected or damaged.
Solutions
1. Verify the connection of the bus cables.
2. Reset and re-start the system.
3. If the alarm persists, contact our Technical Support Service.
Alarm
A51
BATTERY TEMPERATURE
Description
The battery temperature is out of tolerance. This alarm is only active
when the temperature probe is installed and enabled on the battery.
Possible
causes
Anomalous temperature in the battery cabinet.
Possible failure on the measuring circuit.
Solutions
1. Check the temperature on the batteries and remove the cause of
the alarm, if any.
2. If the alarm persists, contact our Technical Support Service.
Alarm
A52
UNDERVOLTAGE LOCKOUT
Description
The inverter is blocked because of an anomaly on the control power
supply.
Possible
causes
Internal error
Solutions
1. Contact our Technical Support Service.
Alarm
A53
FIRMWARE ERROR
Description
The controller has detected an incompatibility in the control software.
Possible
causes
The software update was not performed properly.
Solutions
1. Contact our Technical Support Service.
Alarm
A54
CAN / SPI-A 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 ...