Mitsubishi FR-A800

Speed control under Real sensorless vector control, vector control, PM sensorless vector
control
182
PARAMETERS
5.3.2 Setting procedure of vector control (speed
control)
NOTE
• The speed command setting range under vector control is 0 to 400 Hz.
• The carrier frequency is limited during vector control. (Refer to page 278.)
Vector
Vector
Vector
Perform secure wiring.
(Refer to page 65.)
Set the applied motor and encoder.
(Pr.71, Pr.359, Pr.369) (Refer to page 68.)
Set the operation command. (Refer to page 306.)
Set the torque limit. (Pr.810)
(Refer to page 185.)
Select the control method. (Pr.800) (Refer to page 164.)
As required
• Perform offline auto tuning. (Pr.96) (Refer to page 442.)
• Select online auto tuning. (Pr.95) (Refer to page 460.)
• Easy gain tuning (Refer to page 194.)
• Adjusting the speed control gain manually (Refer to page 195.)
Select Pr.800="0" (speed control), "2" (speed/torque switchover) or
"4" (speed/position switchover) to enable speed control.
Select the start command and speed command.
Set the overheat protection of the motor. (Pr.9)
(Refer to page 331.)
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).)
Install FR-A8AP (option).
Set Pr.71 Applied motor, Pr.359 Encoder rotation direction and Pr.369
Number of encoder pulses according to the applied motor and encoder.
Set the rated motor voltage and the rated motor frequency.
(Pr.83, Pr.84) (Refer to page 68.)
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.
Test run
Set the rated motor current (A) in Pr.9 Electronic thermal O/L relay.
When using the SF-V5RU or a motor equipped with a thermal sensor, set
Pr.9 = "0A".
Set the motor capacity and number of motor poles.
(Pr.80, Pr.81) (Refer to page 164.)