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10. OPTIONS AND AUXILIARY EQUIPMENT
10.3.3 Recommended wires
The following diagram shows the wires used for wiring. Use the wires given in this paragraph or
equivalent.
C
P
P1
P2
L
1
L
2
L
3
L
11
L
21
V
U
W
V
U
W
OHS2
BU
BV
BW
L
11
L
21
Converter unit
Power
supply
Servo amplifier
Servo motor
Encoder
Motor
3) Motor power supply lead
Regenerative brake option
3)
2) Control power supply lead
Encoder cable
Cooling fan
1) Main circuit power
supply lead
6) Fan lead
5) Thermal relay
OHS1Thermal
relay
4) Regenerative brake option lead
3)
Power factor
improving
DC reactor
The following table lists wire sizes. The wires used assume that they are 600V vinyl wires and the
wiring distance is 30m max. If the wiring distance is over 30m, choose the wire size in consideration of
voltage drop.
Table 10.1 Recommened wire
Wires[mm
2
]
Servo Amplifier
Converter unit
1)
L
1
L
2
L
3
2)
L
11
L
21
3)
U V W
P1 P2
4)
P C
5)
OHS1 OHS2
6)
BU BV BW
MR-J2S-30KA/B
MR-H30KAN/BN
50(AWG1/0)
60(AWG2/0)
MR-J2S-37KA/B
MR-H37KAN/BN
MR-HP30KA
60(AWG2/0)
80(AWG3/0)
MR-J2S-30KA4/B4
MR-H30KAN4/BN4
22(AWG4)
30(AWG2)
MR-J2S-37KA4/B4
MR-H37KAN4/BN4
30(AWG2)
38(AWG2)
MR-J2S-45KA4/B4
MR-H45KAN4/BN4
38(AWG2)
50(AWG1/0)
MR-J2S-55KA4/B4
MR-H55KAN4/BN4
MR-HP55KA4
50(AWG1/0)
2(AWG14)
60(AWG2/0)
5.5(AWG10) 1.25(AWG16) 1.25(AWG16)
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