18. MR-J4W2-0303B6 SERVO AMPLIFIER
18 - 3
18.1 3 Servo amplifier standard specifications
Model MR-J4W2-0303B6
Rated output
30 W (A axis) + 30 W (B axis)
Output
Rated voltage
3-phase 13 V AC
Rated current
(each axis)
2.4 A
Main circuit
power supply
input
Voltage
48 V DC/24 V DC (Note 1)
Rated current
For 48 V DC: 2.4 A
For 24 V DC: 4.8 A
Permissible voltage
fluctuation
For 48 V DC: 40.8 V DC to 55.2 V DC
For 24 V DC: 21.6 V DC to 26.4 V DC
Power supply capacity
Refer to section 18.7.2.
Inrush current
Refer to section 18.7.4.
Control circuit
power supply
Voltage
24 V DC
Rated current
[A]
0.5 A
Permissible voltage
fluctuation
21.6 V DC to 26.4 V DC
Power consumption [W]
10 W
Inrush current
[A]
Refer to section 18.7.4.
Interface
power supply
Voltage
24 V DC ± 10%
Current capacity
[A]
0.25 (Note 2)
Capacitor
regeneration
Reusable regenerative
energy (Note 6) [J]
0.9
Moment of inertia J of
rotary servo motor
equivalent to the
permissible charging
amount (Note 7)
[×10
-4
kg•m
2
]
0.18
Control method
Sine-wave PWM control, current control method
Permissible regenerative power of servo
amplifier built-in regenerative resistor
[W]
1.3
Dynamic brake (Note 3)
Built-in (electronic dynamic brake)
SSCNET III/H command
communication cycle (Note 4)
0.222 ms, 0.444 ms, 0.888 ms
Communication function
USB: connection to a personal computer or others (MR Configurator2-compatible)
Encoder output pulses
A/B-phase Compatible
Z-phase Not
compatible
Analog monitor
Two channels
Protective functions
Overcurrent shut-off, regenerative overvoltage shut-off, overload shut-off (electronic
thermal), servo motor overheat protection, encoder error protection, regenerative error
protection, undervoltage protection, instantaneous power failure protection, overspeed
protection, and error excessive protection
Compliance
with global
standards
CE marking
LVD: EN 61800-5-1/EN 60950-1
EMC: EN 61800-3
UL standard
UL 508C (NMMS2)
Structure (IP rating)
Natural cooling, open (IP20)
Close mounting
Possible (Note 5)
DIN rail mounting (width: 35 mm)
Possible
Summary of Contents for MR-J4W2-0303B6
Page 39: ...2 INSTALLATION 2 8 MEMO ...
Page 97: ...4 STARTUP 4 20 MEMO ...
Page 181: ...6 NORMAL GAIN ADJUSTMENT 6 28 MEMO ...
Page 235: ...9 DIMENSIONS 9 6 MEMO ...
Page 245: ...10 CHARACTERISTICS 10 10 MEMO ...
Page 309: ...13 USING STO FUNCTION 13 14 MEMO ...
Page 365: ...15 USING A DIRECT DRIVE MOTOR 15 24 MEMO ...
Page 389: ...16 FULLY CLOSED LOOP SYSTEM 16 24 MEMO ...
Page 461: ...17 APPLICATION OF FUNCTIONS 17 72 MEMO ...
Page 556: ...APPENDIX App 41 ...
Page 585: ...MEMO ...