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PRODUCT POSITION:HOMEPRODUCT—MR-J4-350A-RJ
MR-J4-350A-RJ
The MR-J4-350A-RJ is a high-performance 3.5kW servo amplifier from Mitsubishi’s MR-J4 series, designed for precision motion control in industrial automation. Featuring EtherCAT connectivity (RJ45 interface), this drive delivers ultra-fast response, advanced vibration suppression, and seamless integration with modern control systems.
DESCRIBE
Key Specifications
Power & Performance
Rated Output: 3.5kW

Input Power: 3-phase 200-230V AC (50/60Hz)

Control Modes:

Position control (up to 4 million pulses/rev)

Speed control (±0.01% speed fluctuation)

Torque control (±1% torque accuracy)

Feedback System: Supports 22-bit absolute encoders

Response Frequency: 1.6kHz (ultra-high-speed processing)

Network & Communication
EtherCAT (RJ45 port) – Real-time industrial Ethernet

SSCNET III/H (optional fiber optic) – High-speed servo network

I/O Interface:

24VDC I/O signals

Analog command inputs (±10V)

Alarm & status monitoring outputs

Protection & Safety
Overcurrent/Overvoltage protection

Dynamic brake function

STO (Safe Torque Off) compliant (EN 61800-5-2)

Overload protection (300% for 50ms)

Physical Characteristics
Dimensions: 220(W) × 195(H) × 180(D) mm

Weight: 3.7kg

Cooling: Forced air cooling (built-in fan)

Protection Rating: IP20 (panel mounting required)

Technical Highlights
✔ Ultra-Fast Control Cycle (62.5μs) – Ideal for high-speed applications
✔ AI-Based Vibration Suppression II – Minimizes mechanical resonance
✔ Auto-Tuning with Machine Learning – Optimizes servo response
✔ Energy Efficient – Regenerative braking support (external resistor required)
✔ Predictive Maintenance – Monitors motor/drive health

Compatible Motors
Mitsubishi HG-SR series (e.g., HG-SR352, 3.5kW)

Mitsubishi HA-LP series (low-inertia models)

Third-party motors (with proper encoder compatibility)

Typical Applications
CNC machining centers

Industrial robots (6-axis, SCARA)

Packaging & material handling systems

Press machines & injection molding

Semiconductor manufacturing
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Mail jilineasyyi@outlook.com ADDRESS Unit 12, 20th Floor, Good View Commercial Centre, 2-16 Garden Street, Mong Kok, Hong Kong
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