Mitsubishi MR-J3-40A Servo Drive

Series#: Mitsubishi

Product Details

Model: MITSUBISHI SERVO DRIVE MR-J3-40A – a 400W class AC servo amplifier designed for high-precision motion control.
Advanced Sine-wave PWM control and current control system for ultra-smooth motor operation.
Built-in dynamic brake (for models up to 100A) and comprehensive safety protections including overcurrent, overvoltage, and encoder fault detection.
Supports position, speed, and torque control modes with electronic gear ratio up to 1:1048576 for flexible application tuning.
High-resolution encoder feedback: 262144 pulses per revolution for exceptional positioning accuracy.
Wide input voltage range: 3-phase 200-230VAC or 1-phase 200-230VAC, with permissible fluctuation of 170-253VAC.
Guaranteed 100% Original factory condition, offering fast and secure worldwide delivery.

Specification

The MITSUBISHI SERVO DRIVE MR-J3-40A is a compact yet powerful AC servo amplifier from the renowned MR-J3 series, engineered for demanding industrial automation tasks requiring precise speed, torque, and position control. This 400W rated drive features a robust sine-wave PWM control architecture, ensuring minimal torque ripple and exceptional dynamic response. With support for multiple control modes and a wide operating voltage range (3-phase or 1-phase 200-230VAC), the MR-J3-40A is ideal for applications ranging from CNC machinery to packaging systems. Its built-in dynamic brake and comprehensive safety features guarantee reliable operation in harsh environments, while the high-resolution encoder interface delivers unmatched feedback accuracy.

Parameter	Specification (MR-J3-40A)
Servo Amplifier Model	MR-J3-40A
Rated Output Power	400W
Voltage / Frequency (Main Circuit)	3-phase 200-230VAC 50/60Hz or 1-phase 200-230VAC 50/60Hz
Permissible Voltage Fluctuation	3-phase 170-253VAC; 1-phase 170-253VAC
Permissible Frequency Fluctuation	±5% maximum
Control Power Supply	1-phase 200-230VAC 50/60Hz
Interface Power Supply	24VDC ±10%, 300mA required
Power Consumption	30W
Built-in Regenerative Resistor	10Ω (standard)
External Regenerative Resistor (Optional)	Not required for standard models
Control System	Sine-wave PWM control / Current control system
Dynamic Brake	Built-in
Safety Features	Overcurrent, regeneration overvoltage, overload (electronic thermal), motor overheat, encoder fault, regeneration fault, undervoltage/sudden power outage, overspeed, excess error protection
Maximum Input Pulse Frequency	1Mpps (differential receiver), 200kpps (open collector), 4Mpps (optional)
Positioning Feedback Pulse	262144 pulses/rev (encoder resolution)
Command Pulse Multiple (Electronic Gear)	A: 1 to 1048576, B: 1 to 1048576, 1/10 < A/B < 2000
Positioning Complete Width Setting	0 to ±10000 pulses (command pulse unit)
Excess Error	±3 rotations
Torque Limit	Set by parameters or external analog input (0 to +10VDC/maximum torque)
Speed Control Range	Analog speed command 1:2000, internal speed command 1:5000
Analog Speed Command Input	0 to ±10VDC/rated speed (adjustable via parameter PC12)
Speed Fluctuation Rate	±0.01% max (load 0-100%); 0% (power ±10%); ±0.2% max (ambient 25°C±10°C) with analog command
Analog Torque Command Input	0 to ±8VDC/maximum torque (input impedance 10-12kΩ)
Speed Limit (Torque Control Mode)	Set by parameters or external analog input (0 to ±10VDC/rated speed)
Structure	Self-cooling open (IP00)
Ambient Temperature	0 to 55°C (operation); -20 to 65°C (storage), non-freezing
Ambient Humidity	90% RH max (operation and storage, non-condensing)
Atmosphere	Indoors, no direct sunlight, no corrosive gas, inflammable gas, oil mist or dust
Elevation	1000m or less above sea level
Vibration	5.9m/s² maximum
Weight	1.0 kg (2.2 lb)