Danfoss VLT AutomationDrive FC 301 Programming Manual page 861

Programming Guide | VLT® AutomationDrive FC 301/FC 302
ALARM 247, Power Card Temperature
Cause
This alarm is only for multi-drive systems. It is equivalent to Alarm 69, Power card temperature.
The report value in the alarm log indicates which drive module generated the alarm:
1 = Left drive module.
l
2 = Second drive module from left.
l
3 = Third drive module from left (in 4-module systems).
l
4 = Fourth drive module from left (in 4-module systems).
l
ALARM 248, Illegal Power Section Configuration
Cause
This alarm is only for multi-drive systems. It is equivalent to Alarm 79, Illegal power section configuration.
The report value in the alarm log indicates which drive module generated the alarm:
1 = Left drive module.
l
2 = Second drive module from left.
l
3 = Third drive module from left (in 4-module systems).
l
4 = Fourth drive module from left (in 4-module systems).
l
Troubleshooting
Check the current scaling cards on the MDCIC.
l
WARNING 249, Rect. Low Temperature
Cause
The temperature of the rectifier heat sink is too low, which indicates that the temperature sensor may be detect.
WARNING 250, New Spare Part
Cause
A component in the drive system has been replaced.
Troubleshooting
Enter the serial number and type code for canceling the trip lock status after a power cycle.
l
WARNING 251, New Typecode
Cause
The power card or other components have been replaced, and the type code has changed.
Troubleshooting
Reset the drive for normal operation.
l
ALARM 421, FPC Temp
Cause
A fault caused by the on-board temperature sensor is detected on the fan power card. The report values identify which fan power card
detected the fault.
© 2024.09
Troubleshooting
AU275636650261en-003201 / 130R0334 | 861