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3. SIGNALS AND WIRING
2) 400VAC class
M
U
V
W
U
V
W
L1
L2
L3
OHS2
OHS1
BU
BV
BW
MC
B1
B2
(Note 4)
Cooling fan power supply
Servo motor
Servo amplifier
Cooling fan
(Note 2)
(Note 1)
24VDC power
supply for
electromagnetic
brake
RA3
24VDC
power supply
Servo motor
thermal relay
(Note 3)
Emergency
stop
(EMG)
Trouble
(ALM)
Electromagnetic
brake (MBR)
Note 1. When using the external dynamic brake, refer to section 12.6.
2. The servo motor with cooling fan for single-phase has no BW terminal.
3. Configure the power supply circuit which turns off the magnetic contactor after detection of servo motor thermal.
4. For the cooling fan power supply, refer to (3) (b) of this section.
Summary of Contents for MELSERVO MR-J3 A Series
Page 15: ...A 14 MEMO ...
Page 225: ...7 12 7 GENERAL GAIN ADJUSTMENT MEMO ...
Page 241: ...8 16 8 SPECIAL ADJUSTMENT FUNCTIONS MEMO ...
Page 251: ...9 10 9 TROUBLESHOOTING MEMO ...
Page 263: ...10 12 10 OUTLINE DRAWINGS MEMO ...