
4 - 10
4. SIGNALS AND WIRING
(8) MR-J3-11KT4 to MR-J3-22KT4
P
C
U
V
W
U
V
W
M
EMG
ALM
24VDC
CN6
CN6
RA
BU
BV
BW
24VDC
RA2
MCCB
MC
ON
OFF
MC
DOCOM
DOCOM
SK
MC (Note 10)
Servo amplifier
TE
L
1
L
2
L
3
P
1
(Note 2)
(Note 1)
L
11
L
21
PE
(Note 11)
(Note 5)
Servo motor
CN2
Encoder
Cooling fan
(Note 6)
OHS1
OHS2
(Note 4)
Malfunction
DICOM
(Note 4)
Servo motor
thermal
RA2
Malfunction
RA1
Forced stop
(Note 9)
(Note 8)
Stepdown
transformer
3-phase
380 to
480VAC
Regenerative
resistor
External
dynamic brake
(Option)
(Note 7)
Power supply
of cooling fan
Servo motor
thermal
Forced stop
(Note 9)
(Note 3)
Encode cable
Note 1. Always connect P
1
and P
2
. (Factory-wired.) When using the power factor improving DC reactor, refer to section 14.11.
2. Connect the regenerative resistor. When using the regenerative option, refer to section 14.2.
3. For encoder cable, use of the option cable is recommended. Refer to section 14.1 for selection of the cable.
4. For the sink I/O interface. For the source I/O interface, refer to section 4.8.3.
5. Refer to section 4.10.
6. Servo amplifiers do not have BW when the cooling fan power supply is 1-phase.
7. For the cooling fan power supply, refer to section 4.10.2 (3) (b).
8. Stepdown transformer is required for coil voltage of magnetic contactor more than 200V class.
9. Configure the circuit which shuts off main circuit power with external sequence at forced stop (EMG) off.
10. Use a magnetic contactor with an operation delay time (interval between current being applied to the coil until closure of
contacts) of 80ms or less.
11. Use an external dynamic brake for this servo amplifier. Failure to do so will cause an accident because the servo motor does
not stop immediately but coasts at emergency stop. Ensure the safety in the entire equipment.
Содержание Melservo-J3 Series MR-J3-B
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Страница 55: ...1 36 1 FUNCTIONS AND CONFIGURATION MEMO ...
Страница 61: ...2 6 2 INSTALLATION MEMO ...
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Страница 241: ...5 62 5 OPERATION MEMO ...
Страница 357: ...10 16 10 SPECIAL ADJUSTMENT FUNCTIONS MEMO ...
Страница 385: ...11 28 11 TROUBLESHOOTING MEMO ...
Страница 397: ...12 12 12 OUTLINE DRAWINGS MEMO ...
Страница 755: ...17 70 17 SPEED CONTROL OPERATION MEMO ...
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