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Autotuning Procedure with Induction Motors
Fig 6
shows the autotuning procedure for an induction motor with or without encoder in V/f-, Open loop vec-
tor and Closed loop vector control.
Set the Base Block Inputs BB and
V/f Control ?
(A1-02 = 0)
Enter auto tuning mode and
set parameter T1-01 = 2
T1-02 - Motor rated power
T1-04 - Motor rated current
Press the UP button until
"Tuning Ready" display appears
Refer to
page 27, Auto-tuning Faults
and eliminate the fault source
START
BB1
No
(A1-02 = 2/3)
Yes
Enter auto tuning mode and
set parameter T1-01 = 1
T1-02 - Motor rated power
T1-03 - Motor rated voltage
Set:
T1-04 - Motor rated current
T1-05 - Rated motor frequency
T1-06 - Motor pole number
T1-07 - Motor rated speed
T1-08 - PG pulse number*
Press the UP button until
"Tuning Ready" display appears
Close the motor contactor(s)
Press the RUN button
No
(Fault code is
displayed)
Open the contactors, open the base
block inputs and close the brake if auto
tuning with rotating motor was performed
Fig 6 Autotuning for Induction Motors
Yes
(ropes removed?)
Can the motor
rotate freely ?
No
Enter auto tuning mode and
Set:
T1-02 - Motor rated power
T1-03 - Motor rated voltage
T1-04 - Motor rated current
T1-05 - Rated motor frequency
T1-06 - Motor pole number
T1-07 - Motor rated speed
T1-08 - PG pulse number*
(*CLV only)
Press the UP button until
"Tuning Ready" display appears
Tuning
successful ?
Yes
(" Tuning successful"
is displayed)
FINISH
set parameter T1-01 = 0
Set:
(*CLV only)
Open the brake
EN-16
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