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4. CONNECTION OF SERVO AMPLIFIER AND SERVO MOTOR
4 - 16
4.3 Selection example of wires
POINT
Wires indicated in this section are separated wires. When using a cable for
power line (U, V, and W) between the servo amplifier and servo motor, use a
600 V grade EP rubber insulated chloroprene sheath cab-tire cable (2PNCT).
For selection of cables, refer to appendix 6.
To comply with the UL/CSA standard, use the wires shown in appendix 4 for
wiring. To comply with other standards, use a wire that is complied with each
standard.
Selection condition of wire size is as follows.
Construction condition: Single wire set in midair
Wire length: 30 m or less
The following diagram shows the wires used for wiring. Use the wires given in this section or equivalent.
U
V
W
U
V
W
B1
B2
BU
BV
BW
Power supply
3) Cooling fan lead
Cooling fan
2) Electromagnetic
brake lead
Servo motor
1) Servo motor power lead
Servo amplifier
Motor
Electromagnetic
brake
Encoder
Encoder cable