Omron ACCURAX G5 - Page 29

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1-4 System Block Diagrams
1
Accurax G5 AC SERVOMOTOR AND SERVO DRIVE USER'S MANUAL
Features and System Configuration
Size E: R88D-KT20H
Size F: R88D-KT30H/-50H
GR
Display and
setting circuit
area
Gate drive
SW power
supply main
circuit control
Internal
control power
supply
GR
L2C
L1C
L3
L2
L1
FUSE
FUSE
FUSE
CN A
+
−
+
−
15 V
G1
5 V
2.5 V
1.5 V
±12 V
E5 V
G2
3.3 V
Overcurrent
detection
Current detection
Voltage
detection
Regeneration
control
Relay
drive
GR
Control
interface
CN2 CN4 CN5 CN7
B1
B2
B3
CN C
U
V
W
MPU&ASIC
Position, speed and torque calculation control area
• PWM control
CN8
Encoder
External
scale
Analog
monitor
USB Safety
CN1
Internal Regen Resistor
Cooling fan
N
CN B
Fuse (not installed)