Table of Contents
Advertisement
VACON® NXP IP00 Drive Modules
Operating Guide
12.12.55 Fault 16 - Motor overtemperature
Cause
There is too heavy a load on the motor.
It is possible to set different responses in the application for this fault. See parameter group Protections.
Troubleshooting
•
Decrease the motor load.
•
If there is no motor overload, do a check of the temperature model parameters.
12.12.56 Fault 17 - Motor underload
Cause
Motor underload protection has tripped.
It is possible to set different responses in the application for this fault. See parameter group Protections.
Troubleshooting
•
Check the load.
•
Check underload protection parameterization.
12.12.57 Fault 18 - Unbalance, Subcode S1 - Current unbalance
Cause
Unbalance between power modules in paralleled power units.
This fault is type A fault (Alarm).
Troubleshooting
If the fault occurs again, ask instructions from the local distributor.
12.12.58 Fault 18 - Unbalance, Subcode S2 - DC voltage unbalance
Cause
Unbalance between power modules in paralleled power units.
This fault is type A fault (Alarm).
Troubleshooting
If the fault occurs again, ask instructions from the local distributor.
12.12.59 Fault 19 - Current overload
Cause
Motor current overload warning.
Troubleshooting
Ask instructions from the local distributor.
12.12.60 Fault 22 - Parameter fault, Subcode S1 - Firmware interface power down variable check-
sum error
Cause
Parameter save fault.
•
Operation malfunction
•
defective component
Troubleshooting
If the fault occurs again, ask instructions from the local distributor.
12.12.61 Fault 22 - Parameter fault, Subcode S2 - Firmware interface variable check sum error
Cause
Parameter save fault.
•
Operation malfunction
•
defective component
Troubleshooting
If the fault occurs again, ask instructions from the local distributor.
Danfoss A/S © 2023.09
Specifications
AQ351737303996en-000201 / DPD00888 | 161
Advertisement
Table of Contents
