13 - 3
13. SERVO AMPLIFIERS WITH A LARGE CAPACITY (30k TO 55kW)
Model position
control
Model speed
control
L
L
L
L
Current
control
Actual speed
control
Actual position
control
OHS2
Optional battery
(For absolute position detection
system)
Termination
connector
MR-J3-TM
(Option)
CN40
BU
BV
BW
U
V
W
Over
current
Control
power
supply
Current
detector

NFB

Power
supply
(Note)
CN40ACN40B
CN5
USB
USB
Personal
computer
CN4
MR-J3BAT
Controller
or
drive unit
Drive unit
or
cap
CN1A CN1B CN3
D/A
Analog monitor
(2 channel)
Digital I/O
control

Servo motor

Drive unit
L11
L11
L21
L21
Cooling fan
Base amplifier
U
V
W
M
CN2
Servo motor
thermal
OHS1
Current
detection
Virtual
encoder
Position command
input
Model position Model speed
Virtual
motor
I/F
Control
Encoder
Model torque
Cooling fan

Note. Refer to section 13.3.6 for the power supply specification of the servo motor cooling fan.