UPS user manual
72
OMH44150 REV. B
Alarm
A42
BCB IOBM OPEN
Only on IOBM
Description
The battery general isolator (centralized battery) is open.
Possible
causes
Battery isolator open.
Solutions
1. Check the status of the battery isolator.
2. Check the functionality of the auxiliary contact of the isolator.
3. Check the connection between the auxiliary contact of the isolator
and the auxiliary terminals of the UPS (if provided).
4. If the alarm persists, contact our Technical Support Service.
Alarm
A43
OCB OPEN
Description
The output isolator is open.
Possible
causes
Output isolator open.
Solutions
1. Check the status of the output isolator.
2. Check the functionality of the auxiliary contact of the isolator.
3. If the alarm persists, contact our Technical Support Service.
Alarm
A44
MODULE CONFIGURATION ERROR
Only on IOBM
Description
During the startup the control logic detects a communication problem
with the power modules..
Possible
causes
Power module wrong configuration.
Wiring error between the I/O module and the power modules
Solutions
1. Verify the power connections
2. If the alarm persists, contact our Technical Support Service.
Alarm
A44
FAILED RECEPTION OF IOBM PARAM.
Only on BPU
Description Internal
error.
Possible
causes
Communication error between the I/O module and the power
modules.
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 ...