Connection Example - Mitsubishi Electric Melservo-H Series Specifications And Instruction Manual

3. SIGNALS AND WIRING

3.2.1 Connection example

NFB
3-phase
200 to
230VAC
50/60Hz
DC reactor
Servo Convert
RA1 RA3
Note: 1. For the MR-RB139. For the MR-RB137, three units are used as one set (permissible wattage:
3900W).
2. When using the DC reactor, disconnect the short bar across P1-P2.
3. When using the external dynamic, Refer to Section 9.1.2.
4. Not provided for the MR-H BN.
P P
N N
CN5
MC
L1
L2
Converter
L3
unit
L11
L21
CN
13
12
8
3
5
(Option)
P1
(Note2)
P2
P C
P C P C
G3 G4 G3 G4
(Note1) (Note1)
Regenerative Regenerative
brake option brake option
Fan
Fan
R S R S
Motor thermal relay Operation-ready
EMG OFF ON
RA2
MC
P
N
CN5
MR-J2HBUS
M cable
MR-A-TM
termination
CN5
connector
(Option)
Servo
amplifier
COM
VDD
ALM RA3
SE
SG
P C
G3 G4
(Note1)
Regenerative
brake option
Fan
R S
L11
L21
MC
SK
3 - 11
P
N
(Note3)
External
dynamic
brake
Servo motor
HA-LFseries
U
U
V
V
W
W
CN2
MR-HSCBL
Encoder
M cable
OHS1
24VDC
power
supply
RA2
CN1
22
VDD
20
VIN
(Note4)
48
48 RA1
ALM
SM
BU
BV
BW
Fan
OHS2 Servo
motor
thermal
relay