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1-4 System Block Diagrams
1-4 System Block Diagrams
1
P
B1
L1
L2
L3
GR
15 V
VCC1
VCC2
G1
+VCC
G2
FAN
1-5
N
P
Relay
SW power supply
drive
Main circuit control
Control power
supply
Control I/O photo isolation
5 V
Input signals
Fan
1.CW/CCW
alarm
2.ECRST
3.RUN 4.RESET
5.POT 6.NOT
7.GSEL/GESEL
G
P
Voltage
detection
Regene-
Gate drive
Overcurrent
rative
detection
control
MPU & ASIC
Position, speed, and torque processor
Output signals
1
.
Phases A, B, Z
2.INP
3.BKIR
4.ALM
5.WARN
CN1 control I/O connector
VCC1
OH
G1
U
V
W
E
Current detection
Display circuit
Photo
isolation
+S
RS-
485
−S
I/F
RS-232C
+VCC
I/F
G
CN3 connector
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Chapters
Troubleshooting
