Delta MH300 Series - Page 335

Chapter 12 Descriptions of Parameter Settings
MH300
12.1-00-10
 When Pr.00-10 = 0 and you set Pr.00-11 to 2, the sensorless vector control diagram is as
follows
:
IM Space Vector Control (IMSVC)
AVR
LPF
LPF
Acc/Dec Time
Torque
Compensation
Current
Detection
Current
Detection
IGBT
PWM
IM
Pr.07-24
Pr.07-23
Pr
.01-01~01-02
Pr.05-01~05-04
+
Pr.01-01~01-08
Pr.01-12~01-27
Fcmd
Pr.00-20
LPF
Slip
Compensation
Pr.07-25
U
a
U
b
U
c
+
U
a
U
b
U
c
Pr.07-27
I
a
I
b
I
c
DC Bus
Voltage
Detection
DC Bus
Voltage
Protection
+
+
V/F Table
V/F Table