Danfoss VLT Automation Drive FC 360 Programming Manual page 151

Troubleshooting
ALARM 55, AMA parameter out of range
The parameter values of the motor are outside of the
acceptable range. AMA does not run.
56 ALARM, AMA interrupted by user
The AMA is manually interrupted.
ALARM 57, AMA internal fault
Try to restart AMA again. Repeated restarts can overheat
the motor.
ALARM 58, Internal fault
Contact your Danfoss supplier.
WARNING 59, Current limit
The current is higher than the value in
parameter 4-18 Current Limit.
Troubleshooting
•
Ensure that motor data in parameters 1–20 to 1–
25 are set correctly.
•
Possibly increase the current limit.
•
Be sure that the system can operate safely at a
higher limit.
WARNING 60, External interlock
A digital input signal is indicating a fault condition external
to the frequency converter. An external interlock has
commanded the frequency converter to trip.
Troubleshooting
•
Clear the external fault condition.
•
To resume normal operation, apply 24 V DC to
the terminal programmed for external interlock.
•
Reset the frequency converter.
ALARM 80, Drive initialised to default value
Parameter settings are initialised to default settings after a
manual reset.
Troubleshooting
•
To clear the alarm, reset the unit.
ALARM 95, Broken belt
Torque is below the torque level set for no load, indicating
a broken belt. Parameter 22-60 Broken Belt Function is set
for alarm.
Troubleshooting
•
Troubleshoot the system and reset the frequency
converter after the fault has been cleared.
MG06C602
Programming Guide
Danfoss A/S © 7/2015 All rights reserved.
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