UPS user manual
OMH44150 REV. B
63
Alarm
A5
DC VOLTAGE FAULT
Description
The measured DC voltage is out of tolerance.
Possible
causes
The battery has reached the discharge voltage due to a power
failure.
Measuring circuit failure.
Solutions
1. Check the actual value of the measured DC voltage.
2. In case of mains failure, wait for the AC voltage to be restored.
3. Check which alarms are present and carry out the indicated
procedures.
4. Restart the device.
5. If the alarm persists, contact our Technical Support Service.
Alarm
A6
BATTERY IN TEST
Description
The rectifier voltage is reduced to start a short controlled discharge of
the battery.
Possible
causes
A battery test has been started automatically (if set), or manually
by the user.
Solutions
1. Wait for the test to end, and check possible battery faults.
Alarm
A7
BCB MODULE OPEN
Description
The battery isolator in the I/O module distribution column is open.
Possible
causes
Module battery isolator open.
Solutions
1. Check the status of the battery isolator.
2. Check the functionality of the auxiliary contact of the isolator.
3. If the alarm persists, contact our Technical Support Service.
Alarm
A8
BATTERY DISCHARGE
Description
The battery is discharging.
Possible
causes
The battery is discharging due to a mains failure.
Rectifier failure.
Solutions
1. Check which alarms are present and carry out the indicated
procedures.
2. If the alarm persists, 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 ...