From
Flowchart
A
Set or verify the V/f pattern settings E1-oo.
Energy Savings
(b8-01=1)
or
Speed Estimation
Speed Search (b3-24=1)
enabled ?
Is the motor cable
longer than 50 m?
Perform Rotational Auto-Tuning
for V/f Control
(T1-01 = 3)
NO
YES
Perform Stationary Auto-Tuning for
terminal resistance (T1-01 = 2)
YES
NO
Return to
Flowchart
A
Figure 4.7 Simple Motor Set-Up with Energy Savings or Speed Search Using V/f Mode
u
Subchart A2: High Performance Operation Using Open Loop Vector Motor Control
Figure 4.8 , Flowchart A2, uses Open Loop 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? *
Perform Rotating Auto-
Tuning (T1-01 = 0)
Is the motor cable
longer than 50 m?
Perform Stationary Auto-Tuning for
terminal resistance (T1-01 = 2)
*Rotational tuning should
be performed with the
load disconnected
NO YES
NO
Motor test report/ data
sheet available?
Enter the data from the motor data
sheet to E2-oo parameters.
NO
Calculate necessary E2-oo
parameter data using the
nameplate information.
YES
YES
Return to
Flowchart
A
Figure 4.8 Flowchart A2: High Performance Operation Using Open Loop Vector Motor Control
u
Subchart A3: Operation with Permanent Magnet Motors
Figure 4.9 , Flowchart A3, illustrates tuning for PM motors in Open Loop Vector Control. PM motors can be used for energy savings in reduced or
variable torque applications.
4.4 Start-up Flowcharts
68
YASKAWA ELECTRIC SIEP C710606 18A YASKAWA AC Drive – V1000 Technical Manual (Preliminary)
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