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11. OPTIONS AND AUXILIARY EQUIPMENT
11.11 Selection example of wires
POINT
Refer to section 11.1.5 for SSCNET cable.
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
600V grade EP rubber insulated chloroprene sheath cab-tire cable (2PNCT).
For selection of cables, refer to appendix 6.
To comply with the UL/C-UL (CSA) Standard, use UL-recognized copper
wires rated at 60
(140 ) or more 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: One wire is constructed in the air
Wire length: 30m or less
(1) Wires for power supply wiring
The following diagram shows the wires used for wiring. Use the wires given in this section or equivalent.
C
P
U
V
W
L
11
L21
U
V
W
L
1
L
2
L3
B1
B2
1) Main circuit power supply lead
Servo amplifier
3) Motor power supply lead
Servo motor
Power supply
Motor
Electro-
magnetic
brake
Encoder
4) Electromagnetic
brake lead
Encoder cable
2) Control power supply lead
(Note)
C
P
N
Regenerative option
4) Regenerative option lead
Cooling fan
BU
BV
BW
6) Cooling fan lead
Power supply
7) Thermal
OHS1
OHS2
Thermal
8) Power regeneration
converter lead
Power regeneration
converter
Note. There is no L
3
for 1-phase 100 to 120VAC power supply.