Selection Example Of Wires - Mitsubishi Electric Melservo-Jet HG-SNS Series User Manual

4.3

Selection example of wires

Wires indicated in this section are separated wires. When using a cable for power line (U/V/W) between the
servo amplifier and rotary servo motor, use a 600 V grade EP rubber insulated chloroprene sheath cab-tire
cable (2PNCT). For cable selection, refer to the following.
Page 93 Selection example of rotary servo motor power cable
To comply with the UL/CSA standard, use the wires shown in the following for wiring.
Page 91 Compliance with UL/CSA standard
To comply with other standards, use wires that comply with each standard.
Selection conditions of wire size are as follows.
• Construction condition: Single wire set in midair
• Wiring length: 30 m or shorter
The following shows the wires used for wiring. Use the wires given in this section or equivalent wires.
Servo amplifier
U
V
W
Wire size selection examples for the 600 V Grade heat-resistant polyvinyl chloride insulated wire (HIV wire) are indicated
below.
Even when the maximum torque is increased, the applicable wire sizes are the same.
Rotary servo motor
HG-KNS13
HG-KNS23
HG-KNS43
HG-KNS73
HG-SNS52
HG-SNS102
HG-SNS152
HG-SNS202
HG-SNS302
*1 This applies when the wire length is 10 m. When fabricating an extension cable, use 1.25 mm
4 CONNECTION OF SERVO AMPLIFIER AND ROTARY SERVO MOTOR
34
4.3 Selection example of wires
1) Rotary servo motor power lead
2) Electromagnetic brake lead
Encoder cable
Wire [mm
1) U/V/W/
0.75 (AWG 18)
1.25 (AWG 16)
2 (AWG 14)
3.5 (AWG 12)
Servo motor
U
V
W
B1
Electromagnetic
brake
B2
Encoder
2
]
*1
Motor
2) B1/B2
*1
0.5 (AWG 20)
1.25 (AWG 16)
2
(AWG 16).