Sgd7S-330A - YASKAWA SGD7S Product Manual

2.2 Block Diagrams

2.2.6 SGD7S-330A

2.2.6 SGD7S-330A
L1
Main
circuit
L2
power
supply
L1C
Control
L2C
power
supply
2-14
Varistor
L3
1
2
Voltage
sensor
Varistor
+
−
Status display
CN11 CN12
Option Module Option Module
B1/
+
−
Thyristor
drive
Voltage
sensor
Control
power
supply
CN3 CN7
Digital Operator Computer
+
B2 B3
Fan 1
Overheat/overcurrent
Dynamic
protection
brake circuit
Temperature Current
Gate drive
sensor sensor
Analog
voltage
converter
Processor
(PWM control, position/
speed calculations, etc.)
I/O
I/F
CN8
Safety function signals
Fan 2
Servomotor
U
V
M
W
ENC
CN2
CN5
Analog monitor
output
CN1
Encoder divided
pulse output
I/O signals
CN6A
MECHATROLINK-III
communications
CN6B