Mitsubishi Electric FR-A820-00046 (0.4K), Instruction Manual

Page: 337 / 1218

Parameters Torque control under Real sensorless vector control and vector control
FR-A800 5 - 135
5.4.2 Setting procedure of Real sensorless vector control (torque control)
Fig. 5-42: Setting procedure of Real sensorless vector control (torque control)
Sensorless Sensorless Sensorless
Test run
Perform secure wiring.
(Refer to page 2-21.)
Make the motor setting. (Pr. 71)
(Refer to page 5-451.)
Set the torque command. (Pr. 804)
(Refer to page 5-138.)
Set the speed limit. (Pr. 807)
(Refer to page 5-142.)
Perform offline auto tuning. (Pr. 96)
(Refer to page 5-72.)
Select the control method. (Pr. 800) (Refer to page 5-61)
As required
앫
Select online auto tuning. (Pr. 95) (Refer to page 5-482.)
앫
Adjusting the torque control gain manually (Refer to page 5-150.)
Enable torque control by setting Pr. 800 "Control method selection"=
"11" (torque control) or "12" (speed/torque switch) and torque control
becomes valid.
Set the motor capacity and the number of motor poles. (Pr. 80, Pr. 81)
(Refer to page 5-61.)
Set "0 (standard motor)" or "1 (constant-torque motor)" in Pr. 71
"Applied motor".
Set the motor capacity (kW) in Pr. 80 "Motor capacity", and set the
number of motor poles in Pr. 81 "Number of motor poles".
(V/F control is performed when the setting is "9999" (initial value).)
Set the motor overheat protection. (Pr. 9)
(Refer to page 5-303.)
Set the rated motor current (A) in Pr. 9 "Electronic thermal O/L relay".
Set the rated motor voltage and frequency.
(Pr. 83, Pr. 84) (Refer to page 5-72)
Set the rated motor voltage (V) in Pr. 83 "Rated motor voltage", and
set the rated motor frequency (Hz) in Pr. 84 "Rated motor frequency".