Danfoss VLT AutomationDrive FC 360 Programming Manual page 139

Troubleshooting
WARNING 59, Current limit
The current is higher than the value in 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 79, Illegal power section configuration
The scaling card has an incorrect part number or is not
installed. The MK102 connector on the power card could
not be installed.
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. 22-60 Broken Belt Function is set for alarm.
Troubleshoot the system and reset the frequency converter
after the fault has been cleared.
MG06C402
Programming Guide
Danfoss A/S © Rev. 2014-03-31 All rights reserved.
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