Danfoss VLT Aqua Drive FC 202 Programming Manual page 763

Programming Guide | VLT® Aqua Drive FC 202
ALARM 424, FPC Update Successful
Cause
This alarm is generated when the control card has updated the fan power card PUD successfully.
Troubleshooting
Press [Reset] to stop the alarm.
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ALARM 425, FPC Update Failure
Cause
This alarm is generated after the control card failed to update the fan power card PUD.
Troubleshooting
Check the fan power card wiring.
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Replace the fan power card.
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Contact supplier.
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ALARM 426, FPC Config
Cause
The number of found fan power cards does not match the number of configured fan power cards. See parameter group 15-6* Option Ident
for the number of configured fan power cards.
Troubleshooting
Check fan power card wiring.
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Replace the fan power card.
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ALARM 427, FPC Supply
Cause
Supply voltage faults (5 V, 24 V, or 48 V) on the fan power card is detected.
Troubleshooting
Check fan power card wiring.
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Replace the fan power card.
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ALARM 432, Inrush Mode Error
Cause
An active inrush card reported the wrong mode. The report value indicates which inrush card reported the alarm.
Troubleshooting
Check inrush card wiring.
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Replace the inrush card.
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Warning 500, Motor Stator Winding Warning 2
Cause
The stator winding reached condition orange. A severe fault might occur soon in the motor.
© 2024.06
Troubleshooting
AU361182657213en-002101 / 130R0338 | 763