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MR-J2S-700A4

The Mitsubishi MR-J2S-700A4 is a high-power servo amplifier from the MR-J2S series, designed for heavy-duty industrial automation requiring high torque and precision motion control. With a 700A peak current output, this drive delivers exceptional dynamic performance for demanding applications such as large CNC machines, presses, and heavy robotics.

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Key Specifications
Parameter Specification
Rated Output 7.0kW (9.4HP)
Peak Current 700A (300% overload for 1 second)
Input Voltage 3-phase 200-230V AC, 50/60Hz (±10%)
Control Method Position/Speed/Torque control
Feedback 17-bit incremental encoder
Interface SSCNET (fiber optic)
Response Speed 1.0kHz
Protection Class IP20 (requires enclosure)
Dimensions (W×H×D) 350 × 450 × 180mm
Weight 25kg
Technical Highlights
1. High-Power Performance
700A peak current for high-torque applications

300% overload capacity for demanding starts/stops

1.0kHz response frequency for stable motion control

2. Precision Control
17-bit encoder feedback (131,072 pulses/rev)

Auto-tuning function for optimal servo gain adjustment

Vibration suppression for smooth operation

3. System Integration
Compatible with HC-SF/HC-RF series servo motors

Supports Mitsubishi CNC & PLC systems (MELSEC, FX series)

Modular design for easy maintenance

4. Industrial Durability
-10°C to 55°C operating temperature range

Heavy-duty cooling system for continuous operation

50,000+ hour MTBF (Mean Time Between Failures)

Typical Applications
✅ Large CNC machining centers
✅ Heavy industrial presses
✅ Gantry robots & material handling
✅ Aerospace manufacturing equipment
✅ High-torque automation systems