Sumitomo HF-520 Series - Powering Up the Drive

87
Start-Up Programming & Operation
4
4.3 Start-up Flowcharts
◆
Subchart A2: High Performance Operation Using Sensorless
Vector Motor Control
Figure 4.6, Flowchart A2, describes Sensorless Vector Control for high-performance
motor operation. This is appropriate for applications requiring high starting torque,
torque limits, and improved speed regulation.
From
Flowchart
A
Possible for motor to
rotate during tuning? <1>
Applicable Motor
IE3 Motor
AF Motor
<1>
Rotational tuning
should be
performed with
the load
disconnected
NO
NO
YES
YES
NO
Motor test report/ data
sheet available?
NO
YES
YES
Perform Rotating Auto-
Tuning (T1-01 = 0)
L1-01=2 Motor Overload
S1-01=0: AF Motor 1: IE3 Motor
Protection Selection
Is the motor cable
longer than 50 m?
Perform Stationary Auto-Tuning for
terminal resistance (T1-01 = 2)
Enter the data from the motor data
sheet to E2- parameters.
Calculate necessary E2-
parameter data using the
nameplate information.
Return to
Flowchart
A
Figure 4.6 Flowchart A2: High Performance Operation Using Sensorless Vector Motor Control