u
Subchart A1: Simple Motor Setup with Energy Savings or Speed Search Using V/f Mode
, Flowchart A1, describes simple motor setup for V/f control. V/f Motor Control is suited for the most basic
applications such as fans or pumps. This procedure illustrates using Energy Savings and Speed Estimation Speed Search. V/
f control can be used where rotational auto-tuning cannot be performed.
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
4.4 Start-up Flowcharts
92
YASKAWA ELECTRIC SIEP C710606 18F YASKAWA AC Drive – V1000 Technical Manual