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

2.2.3

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

Varistor
L1
Main
L2
circuit
power
L3
supply
- 1
- 2
-
Varistor
L1C
Control
L2C
power
supply
Relay
Voltage
drive
sensor
Control
+
power
−
supply
Status display
CN3
Digital Operator
2.2.3 SGD7S-3R8A, -5R5A, and -7R6A
B1/ + B2 B3
+
−
Temperature Gate drive
Voltage
Gate drive
sensor overcurrent protection
sensor
Processor
(PWM control, position/
speed calculations, etc.)
CN7
Computer
2.2 Block Diagrams
Fan
Servomotor
U
V
M
W
Dynamic
brake circuit
Current
sensor
ENC
CN2
CN5
Analog
Analog monitor
voltage
output
converter
CN1
Encoder divided
pulse output
I/O I/O signals
DeviceNet
Module
Feedback
Module
CN8
Safety function signals
2
2-11