Mitsubishi MR-J4-350B Servo Drive – 3.5kW, 200V
The Mitsubishi MR-J4-350B is a high-speed digital AC servo amplifier from the advanced MELSERVO J4 series, built for demanding industrial motion applications requiring accurate control, safety integration, and powerful performance. Designed for use with single-phase or three-phase 200–240V AC input, the MR-J4-350B delivers up to 3.5 kW of rated motor output power and communicates via SSCNETIII/H, Mitsubishi’s high-speed optical network for real-time motion coordination. This model includes a Safe Torque Off (STO) safety function, meets IP20 protection standards, and is ideal for CNC machinery, robotics, and complex automation lines.
Technical Specifications
Model: MRJ4350B
Series: MELSERVO J4
SKU: MR-J4-350B
Drive Type: Digital AC Servo Amplifier
Rated Output Power: 3.5 kW
Input Voltage: 200–240V AC (200V Class)
Input Phase: Single-phase or Three-phase
Command Interface: SSCNETIII/H
Application: Precision servo motion, CNC, robotics, high-speed automation
Electrical Specifications
- Input Voltage: 200–240 VAC
- Input Phase: Single-phase or Three-phase
- Rated Capacity: 3.5 kW
- Input Frequency: 50/60 Hz
- Motor Compatibility: Mitsubishi Rotary Servo Motors (J4 Series)
- Brake Resistor: External optional (not built-in)
Mechanical Specifications
- Width: Approx. 105 mm
- Height: Approx. 250 mm
- Depth: Approx. 200 mm
- Weight: ~4.2 kg
- Mounting: Panel-mounted
- Cooling Method: Forced ventilation
Environmental Specifications
- Operating Temperature: 0°C to +55°C
- Storage Temperature: –20°C to +65°C
- Humidity: 5% to 95% RH (non-condensing)
- IP Rating: IP20 (open type)
Compliance & Certifications
- CE Marked: Yes
- UL Listed: Yes
- UKCA Certified: Yes
- EAC Certified: Yes
- Safety Function: STO (Safe Torque Off)
- Standards: EN 61800-5-1, EN ISO 13849-1, SIL CL3
Key Features & Benefits
✅ 3.5 kW Rated Output: Balanced power for medium-to-heavy duty motion tasks.
✅ 1PH / 3PH Input Flexibility: Supports versatile panel designs with mixed input configurations.
✅ SSCNETIII/H Optical Network: Delivers real-time motion synchronization and diagnostics.
✅ Integrated STO Function: Enhances safety compliance with EN and ISO standards.
✅ Compact Design: Fits efficiently into panel builds with tight width constraints.
📦 Order the Mitsubishi MR-J4-350B from Drive Outlet Megastore
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Precision motion. Built-in safety. Mitsubishi engineered. — Drive Outlet Megastore
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