Subchart A-1: Simple Motor Setup Using V/F Control - YASKAWA U1000 Technical Manual

4.4 Start-Up Flowcharts
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Subchart A-1: Simple Motor Setup Using V/f Control

Flowchart A1 in Figure 4.9
for more basic applications such as fans and pumps. This procedure illustrates Energy Savings and Speed Estimation Speed
Search.
Run the motor without load; check the rotation direction and operation.
Verify external signal commands to the drive work as desired.
Run the machine and check for desired operation.
148
describes simple motor setup for V/f Control, with or without PG feedback. V/f Control is suited
From
Flowchart
A
YES
Is there a
PG encoder
on the motor?
NO
Set or verify the V/f pattern
settings E1-oo.
Energy Savings
(b8-01 = 1) or
Speed Estimation Speed Search
(b3-24 = 1, 3) enabled
when b3-01 = 1
or L2-01 = 1,2 ?
YES
Perform Rotational
Auto-Tuning for V/f Control
(T1-01 = 3)
Couple the load or machine to the motor.
Return to
Flowchart
A
Figure 4.9 Simple Motor Setup with Energy Savings or Speed Search
・ Set or verify the V/f pattern settings E1-oo.
・ Enter the number of motor poles to E2-04 (or E4-04 for motor 2).
・ Set the F1- oo parameters.
NO
Is the motor cable longer than
50 meters?
NO
YASKAWA ELECTRIC SIEP C710636 04D U1000 Industrial MATRIX Drive Technical Manual
YES
Perform Stationary Auto-Tuning for
Stator Resistance (T1-01 = 2)
°