YASKAWA E-7S SERVOPACK SGD7S Product Manual page 75

2.2 Block Diagrams
2.2.4 SGD7S-120A
• Optional Specifications: Single-Phase, 200-VAC Power Supply Input (SERVOPACK Model:
SGD7S-120AE0A008)
Main
circuit
power
supply
Control
power
supply
2-14
L1 Varistor
L2
L3
- 1
- 2
-
Voltage
sensor
Varistor
L1C
L2C
Status display
B1/
+
−
Voltage
Relay
sensor
drive
Control
+
power
−
supply
CN3 CN7
Digital Operator Computer
+
B2 B3
Overheat/
overcurrent Dynamic
protection
brake circuit
Current
Temperature
Gate drive
sensor
sensor
Analog
voltage
converter
Processor
(PWM control, position/
I/O
speed calculations, etc.)
CN8
Safety function signals
Fan
Servomotor
U
V
M
W
ENC
CN2
CN5
Analog monitor
output
CN1
Encoder divided
pulse output
I/O signals
INDEXER
Module
Feedback
Module