1.4 SERVOPACK Internal Block Diagrams
1-15
1
Ou
tline
1.4.13
Three-phase 400 V, SGDV-8R4D11A, -120D11A Models
1.4.14
Three-phase 400 V, SGDV-170D11A Model
L1
B1/ B2 B3
L2
L3
1
2
+24 V
0 V
U
V
W
ENC
M
CHARGE
+15 V
×
4
+5 V
±
12 V
+
–
+
–
Current
sensor
Servomotor
Gate
drive
Voltage
sensor
Voltage
sensor
Relay
drive
Control
power
supply
Overheat protector,
overcurrent protector
Dynamic
brake circuit
Varistor
±
12 V
±
12 V
Fan 1
Fan 2
+
–
Main circuit
power supply
Control power
supply
(The 24 VDC
power supply is
not included.)
CN3
CN7
CN8
CN2
I/O
I/F
CN1
CN6A
CN6B
CN5
MECHATROLINK-
II
communications
CPU
(Position/speed
calculation, etc.)
Panel display
Digital operator
Personal
computer
Signal for safety function
Encoder output
pulse
Analog monitor
output
ASIC
(PWM control, etc.)
Analog
voltage
converter
I/O signal
L1
B1/ B2 B3
L2
L3
1
2
+24 V
0 V
U
V
W
ENC
M
CHARGE
+15 V
×
4
+5 V
±
12 V
+
–
+
–
Current
sensor
Servomotor
Gate
drive
Voltage
sensor
Voltage
sensor
Relay
drive
Control
power
supply
Overheat protector,
overcurrent protector
Dynamic
brake circuit
±
12 V
Fan
Varistor
+
–
Main circuit
power supply
Control power
supply
(The 24 VDC
power supply is
not included.)
CN3
CN7
CN8
CN2
I/O
I/F
CN1
CN6A
CN6B
CN5
MECHATROLINK-
II
communications
CPU
(Position/speed
calculation, etc.)
Panel display
Digital operator
Personal
computer
Signal for safety function
Encoder output
pulse
Analog monitor
output
ASIC
(PWM control, etc.)
Analog
voltage
converter
I/O signal