Danfoss VLT AutomationDrive FC 360 Programming Manual page 138

Troubleshooting
Remove power to the frequency converter and repair the
short circuit.
WARNING/ALARM 17, Control word timeout
There is no communication to the frequency converter.
The warning is only active when 8-04 Control Word Timeout
Function is NOT set to [0] Off.
If 8-04 Control Word Timeout Function is set to [5] Stop and
Trip, a warning appears and the frequency converter ramps
down until it trips, while giving an alarm. 8-03 Control
Timeout Time could possibly be increased.
Troubleshooting:
•
Check connections on the serial communication
cable.
•
Increase 8-03 Control Word Timeout Time
6 6
•
Check the operation of the communication
equipment.
•
Verify a proper installation based on EMC
requirements.
ALARM 30, Motor phase U missing
Motor phase U between the frequency converter and the
motor is missing.
Troubleshooting
WARNING
Disconnect power before proceeding.
•
Remove power from the frequency converter and
check motor phase U.
ALARM 31, Motor phase V missing
Motor phase V between the frequency converter and the
motor is missing.
Troubleshooting
WARNING
Disconnect power before proceeding.
•
Remove power from the frequency converter and
check motor phase V.
ALARM 32, Motor phase W missing
Motor phase W between the frequency converter and the
motor is missing.
Troubleshooting
WARNING
Disconnect power before proceeding.
•
Remove power from the frequency converter and
check motor phase W.
ALARM 38, Internal fault
When an internal fault occurs, a code number defined in
Table 6.3 is displayed.
Troubleshooting
•
Cycle power
•
Check that the option is properly installed
•
Check for loose or missing wiring
136
Programming Guide
It may be necessary to contact your Danfoss supplier or
service department. Note the code number for further
troubleshooting directions.
Table 6.3 Internal Fault Codes
WARNING 47, 24 V supply low
The 24 V DC is measured on the control card.
ALARM 51, AMA check U
The settings for motor voltage, motor current and motor
power are wrong.
Troubleshooting
ALARM 52, AMA low I
The motor current is too low.
Troubleshooting
ALARM 53, AMA motor too big
The motor is too big for the AMA to operate.
ALARM 54, AMA motor too small
The motor is too small for the AMA to operate.
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 user has interrupted the AMA.
ALARM 57, AMA internal fault
Try to restart AMA again. Repeated restarts can overheat
the motor.
ALARM 58, Internal fault
Contact your Danfoss supplier.
Danfoss A/S © Rev. 2014-03-31 All rights reserved.
No. Text
0 Serial port cannot be initialised. Contact your
Danfoss supplier or Danfoss Service Department.
256-258 Power EEPROM data is defective or too old.
Replace power card.
512-519 Internal fault. Contact your Danfoss supplier or
Danfoss Service Department.
783 Parameter value outside of min/max limits
1024-1284 Internal fault. Contact your Danfoss supplier or the
Danfoss Service Department.
1300 Option SW in slot B is too old
1316 Option SW in slot B is not supported (not allowed)
1379-2819 Internal fault. Contact your Danfoss supplier or
Danfoss Service Department.
2561 Replace control card
2820 LCP stack overflow
2821 Serial port overflow
3072-5122 Parameter value is outside its limits
5124 Option in slot B: Hardware incompatible with
control board hardware
5376-6231 Internal fault. Contact your Danfoss supplier or
Danfoss Service Department.
and I
nom
•
Check the settings in parameters 1-20 to 1-25.
nom
•
Check the setting in 4-18 Current Limit.
nom
MG06C402