Key Features:
Type: AC Servo Amplifier

Model: MR-J4-350A-RJJ02

Series: MR-J4 Series

Motor Compatibility:

Works seamlessly with Mitsubishi HG-series and HF-series servo motors for high-precision positioning and control

Supports permanent magnet synchronous motors for high-torque and low-speed operation

High Precision Control:

Vector control for delivering high torque even at low speeds

Supports speed, torque, and position control modes to meet the demands of various industrial applications

Advanced auto-tuning feature that automatically adjusts parameters to optimize performance

High Performance:

Rated output current of 350 A for high-power applications

Delivers high-speed performance with low latency for precise, real-time control

Overload capacity: Capable of 150% overload operation for 1 minute

Communication:

SSCNET III/H for high-speed, real-time communication with MELSEC Q Series PLCs

Optional Ethernet/IP, Modbus TCP, CC-Link, and Profibus for network integration

Energy Efficiency:

Energy-saving operation using built-in dynamic optimization functions

Real-time energy monitoring for better power consumption management

Safety:

Safe Torque Off (STO) to prevent unexpected motor startup during maintenance

Safe Stop 1 (SS1) and Safe Speed Monitoring (SSM) for enhanced safety compliance

Meets IEC 61508 and ISO 13849 safety standards

Compact and Robust Design:

Space-saving design with a compact form factor for easy installation in tight spaces

Fanless design with natural cooling for increased reliability and lower maintenance

Specifications / Parameters:
Input Power Supply:

Voltage: 200-230 V AC (single-phase)

Rated Input Current: 32.8 A

Input Frequency: 50/60 Hz ±5%

Power Consumption: Approx. 14.5 kVA

Output Power:

Rated Output Power: 350 A

Output Voltage: 0 to input voltage (typically 200-230 V AC)

Rated Output Current: 350 A

Max Output Current: 525 A (150% overload capacity for 1 minute)

Control Methods:

Vector control for high torque at low speeds

V/F control for standard motor operations

Position control for high-precision positioning and motion control

Speed control for dynamic speed regulation

Torque control for precise torque management

Communication:

SSCNET III/H for high-speed communication with MELSEC Q Series PLCs

Ethernet/IP, Modbus TCP, Profibus, and CC-Link for integration with other automation systems

Cooling Method:

Natural convection cooling with internal fan to ensure efficient heat dissipation

Safety Features:

Safe Torque Off (STO)

Safe Stop 1 (SS1)

Safe Speed Monitoring (SSM)

Overload protection, overvoltage, overcurrent, short-circuit protection, and phase loss protection

Environmental Durability:

Operating Temperature: 0°C to +55°C

Storage Temperature: -20°C to +70°C

Humidity: 20% to 90% RH (non-condensing)

Protection Class: IP20 (indoor use)

Dimensions:

Width: 156 mm

Height: 250 mm

Depth: 232 mm

Weight: Approx. 6.9 kg

Applications:
Robotics: Ideal for controlling robotic arms and automated robots where precise positioning and high-speed motion control are essential

CNC Machines: Provides high-precision servo control for spindles, axes, and machine tools for complex machining operations

Material Handling: Used in automated conveyors, sorting systems, and AGVs (automated guided vehicles) for precise movement control

Packaging Systems: Controls motors in packaging machinery, ensuring accurate speed and synchronization during high-speed operations

Printing Machines: Provides precision control in printing presses, cutting machines, and other equipment that requires high-speed operation

Textile Machines: Controls motors in weaving, knitting, and other textile machinery, ensuring accurate speed and torque regulation

Food and Beverage: Provides motor control in food processing lines, bottling, and packaging systems for fast, reliable production

Energy and HVAC: Ideal for controlling pumps, fans, and other motors in HVAC and energy systems for smooth, energy-efficient operation