Danfoss VLT Flow Drive FC 111 Programming Manual page 200

VLT® Flow Drive FC 111
Programming Guide
5.5.20 ALARM 47, 24 V Supply Low
Cause
The 24 V DC is measured on the control card. It occurs when the detected voltage on terminal 12 is lower than 18 V.
Troubleshooting
• Check the control card and the load connected.
5.5.21 ALARM 51, AMA Check Unom and Inom
Cause
The settings for motor voltage, motor current, and motor power are wrong.
Troubleshooting
• Check settings in parameters 1-20 to 1-25.
5.5.22 ALARM 52, AMA Low Inom
Cause
The motor current is too low.
Troubleshooting
•
Check the settings in parameter 1-24 Motor Current.
5.5.23 ALARM 53, AMA Motor Too Big
Cause
The motor is too big for the AMA to operate.
Troubleshooting
• Check the settings in parameter group 1-2* Motor Data.
5.5.24 ALARM 54, AMA Motor Too Small
Cause
The motor is too small for the AMA to operate.
Troubleshooting
•
Check the settings in parameter group 1-2* Motor Data.
5.5.25 ALARM 55, AMA Parameter Out of Range
Cause
The AMA cannot run because the paramenter values of the motor are out of the acceptable range.
Troubleshooting
•
Check the settings in parameter group 1-2* Motor Data.
5.5.26 ALARM 56, AMA Interrupted by User
Cause
The AMA is manually interrupted.
Troubleshooting
• Re-run the AMA calibration.
5.5.27 ALARM 57, AMA Internal Fault
Cause
Internal fault.
Troubleshooting
Try to restart the AMA. Repeated restarts can overheat the motor.
5.5.28 ALARM 58, AMA Internal Fault
Cause
Internal fault.
Troubleshooting
Contact the Danfoss supplier.
200 | Danfoss A/S © 2021.07
Troubleshooting
AU363928304090en-000101 / 130R0982