53 
Error   Corrective action  
08 
Motor 
acceleration error 
(Rotational type 
auto-tuning only). 
  Increase acceleration 
time (00-14). 
  Disconnect motor 
load. 
09 
Other auto-tuning 
errors 
  Check the motor 
tuning data (17-00 to 
17-09). 
  Check motor 
connection. 
   
4.5 PM Motor Auto-tuning Error  
When a fault occurs during auto-tuning of a 
PM motor, the display will show the “IPErr” 
fault and the motor stops. The fault 
information is displayed in parameter 22-22.  
 
Note: The fault contact output does not 
energize with an auto-tuning fault. 
Refer to Table 4.4, for fault information 
during tuning, cause and corrective 
action. 
 
Table 4.4 Auto-tuning fault and corrective 
actions for PM motor 
Error  Corrective action 
01 
Magnetic pole 
alignment tuning 
failure (static). 
  Check the motor 
tuning data (22-02). 
  Check inverter 
capacity 
02~04 Reserved 
05 
Circuit tuning time 
out. 
  Check for active 
protection functions 
preventing auto-
tuning. 
06 Reserved 
07 
Other motor tuning 
errors.  
  Check the motor 
tuning data (22-02). 
  Check motor 
connection. 
08 Reserved 
09 
Current out of 
range during circuit 
tuning. 
  Check the motor 
tuning data (22-02). 
  Check inverter 
capacity 
10 Reserved 
11 
Parameter tuning 
and detecting time 
out. 
  Check if the setting 
value of parameter 22-
11 is too low, but its 
value cannot exceed 
100% of the inverter. 
  Check motor 
connection.