Sgd7S-590A And -780A; Sgd7S-R70F, -R90F, And -2R1F - YASKAWA SGD7S-****20A Series Product Manual

2.2 Block Diagrams

2.2.8 SGD7S-590A and -780A

2.2.8 SGD7S-590A and -780A
L1
Main
circuit
L2
power
upply
L1C
Control
L2C
power
upply
2.2.9

SGD7S-R70F, -R90F, and -2R1F

Main
circuit
power
upply
Control
power
upply
2-16
Vari tor
L
1
2
Voltage
en or
Vari tor
+
−
tatu di play
CN11 CN12
Option Module Option Module
Vari tor
L1
L2
Voltage Relay
en or drive
Vari tor
L1C
L2C
tatu di play
CN11 CN12
Option Module Option Module
B1/
+
−
Thyri tor
drive
Voltage
en or
Control
power
upply
CN CN7
Digital Operator Computer
B1/
+
−
+
−
Voltage
en or
+
Control
power
−
upply
CN CN7
Digital Operator Computer
+
B2
Fan 1 Fan 2
Fan
Overheat/overcurrent
Dynamic
protection
brake circuit
Temperature Current
Gate drive
en or en or
Analog
voltage
converter
Proce or
(PWM control, po ition/
peed calculation , etc.)
I/O
I/F
CN8
afety function ignal
+ B2
Dynamic
brake circuit
Gate Temperature Current
Gate drive
drive en or en or
overcurrent
protection
Analog
voltage
converter
Proce or
(PWM control, po ition/
peed calculation , etc.)
I/O
I/F
CN8
afety function ignal
Fan 4
ervomotor
U
V
M
W
ENC
CN2
CN5
Analog monitor
output
CN1
Encoder divided
pul e output
I/O ignal
CN6A
MECHATROLINK-III
communication
CN6B
ervomotor
U
V
M
W
ENC
CN2
CN5
Analog monitor
output
CN1
Encoder divided
pul e output
I/O ignal
CN6A
MECHATROLINK-III
communication
CN6B