Mitsubishi Electric MELSERVO-J4 Series Transition Handbook page 623

Part 9: Review on Replacement of Optional Peripheral Equipment
(2) DC 48 V/24 V class wires for power supply wiring
The following diagram shows the wires used for wiring. Use the wires or equivalent given in this section.
These sizes are common for the 600V Polyvinyl chloride insulated wire (IV wire) and for the 600V Grade
heat-resistant polyvinyl chloride insulated wire (HIV wire).
24VDC power
supply
48VDC power
supply
Servo amplifier
1)
CNP1
CN2A
24
0
PM
CNP2A
CN2B
CNP2B
Wire size selection example (IV/HIV wire)
Servo amplifier
MR-J3W-0303BN6 AWG16 (Note 2, 3)
Note 1. This is a selection example when HG-AK0336(B) are used for two axes.
2. Insulator OD: 2.9 mm
3. Voltage drop will occur according to line impedance and current
supplied to the servo amplifier. Be sure to use this wire.
9 - 22
Encoder cable
Motor power
supply cable
2)
B1
B2
3)
Encoder cable
Motor power
supply cable
B1
B2
3)
Wire (Note 1)
1) 24/0/PM/ 2) U/V/W/
AWG19
Servo motor
Servo motor
3) B1/B2
2
1.25 mm (AWG16)