3 - 8
3. SIGNALS AND WIRING
(7) MR-J3-11KA to MR-J3-22KA
NFB
MC
L
1
L
2
L
3
P
C
U
V
W
TE
PE
L
11
L
21
U
V
W
M
CN2
(Note 5)
P
1
(Note 1)
(Note 2)
RA1
24VDC
RA2
24VDC
power supply
OHS2
OHS1
+
-
BU
BV
BW
(Note 6)
MC
SK
MC
ON
OFF
Emergency
stop
Trouble
RA1
Emergency stop
Servo-on
Servo amplifier
Dynamic
break
Servo motor
Cooling fan
Servo motor
thermal relay
Trouble
Servo motor
thermal relay
RA2
(Note 3)
Encoder cable
Encoder
Regenerative
resistor
DOCOM
DICOM
DOCOM
(Note 4)
(Note 4)
CN1
EMG
SON
CN1
ALM
3-phase
200 to
230VAC
Note 1. Always connect P-P
1
. (Factory-wired.) When using the power factor improving DC reactor, refer to section 12.13.
2. When using the regenerative option, refer to section 12.2.
3. For the encoder cable, use of the option cable is recommended. Refer to section 12.1 for selection of the cable.
4. For the sink I/O interface. For the source I/O interface, refer to section 3.7.3.
5. Refer to section 3.10.
6. Cooling fan power supply of the HA-LP11K2 servo motor is 1-phase. Power supply specification of the cooling fan is different
from that of the servo amplifier. Therefore, separate power supply is required.
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 ...