Mitsubishi Electric MELSERVO MR-J3 A Series, Instruction Manual

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3 - 7
3. SIGNALS AND WIRING
(6) MR-J3-350A4 to MR-J3-700A4
RA
NFB MC
L
1
L
2
L
3
RA
C
SK
MC
ON
OFF
MC
P
U
V
W
TE1
PE
L
11
L
21
TE2
U
V
W
2
3
4
1
M
CN2
P
1
P
2
N
TE3
Built-in
regenerative
resistor
Emergency
stop
Servo amplifier
Servo motor
(Note 5)
Motor
(Note 3)
Encoder cable
Encoder
Trouble
24VDC
(Note 1)
Emergency stop
Servo-on
(Note 2)
DOCOM
DICOM
DOCOM
(Note 4)
(Note 4)
CN1
EMG
SON
CN1
ALM
3-phase
380 to
480VAC
(Note 6)
Stepdown
transformer
Cooling fan
(Note 7)
Power supply
of Cooling fan
BU
BV
Note 1. Always connect P
1
-P
2
. (Factory-wired.) When using the power factor improving DC reactor, refer to section 12.13.
2. When using the regenerative option, refer to section 12.2.
3. For the encoder cable, use of the option cable is recommended. Refer to section 12.1 for selection of the cable.
4. For the sink I/O interface. For the source I/O interface, refer to section 3.8.3.
5. Refer to section 3.10.
6. Stepdown transformer is required for coil voltage of magnetic contactor more than 200V class.
7. A cooling fan is attached to the HA-LP6014 and the HA-LP701N4 servo motors. For power supply specification of the cooling
fan, refer to section 3.10.2 (3) (b).