Sgd7S-3R8A, -5R5A, And -7R6A - YASKAWA SGD7S Product Manual

2.2 Block Diagrams

2.2.3 SGD7S-3R8A, -5R5A, and -7R6A

2.2.3 SGD7S-3R8A, -5R5A, and -7R6A
Main
circuit
power
supply
Control
power
supply
Option Module
2-10
Varistor
L1
L2
L3
-
1
- 2
-
Voltage
sensor
Varistor
L1C
L2C
Status display
CN11 CN12
Option Module
B1/
+
−
Relay
Voltage
Gate drive
drive
sensor
Control
+
power
−
supply
CN3 CN7
Digital Operator Computer
B2 B3
+
Dynamic
brake circuit
Gate drive Current
Temperature
overcurrent protection sensor
sensor
Analog
voltage
converter
Processor
(PWM control, position/
speed calculations, etc.)
I/O
I/F
CN8
Safety function signals
Fan
Servomotor
U
V
M
W
ENC
CN2
CN5
Analog monitor
output
CN1
Encoder divided
pulse output
I/O signals
CN6A
MECHATROLINK-III
communications
CN6B