MR-J4-40A - Mitsubishi - Products - Easy Semiconductor Technology (Hong Kong) Limited 易擇半導體科技(香港)有限公司

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MR-J4-40A

The MR-J4-40A is a 400W servo amplifier from Mitsubishi Electric's high-performance MR-J4 Series, designed for precision motion control in compact automation systems. With 22-bit absolute encoder support and advanced vibration suppression, it delivers exceptional positioning accuracy for demanding applications.

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Mail：info@hongkongeasy.com
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Key Specifications
Parameter Specification
Model MR-J4-40A
Rated Output 400 W (0.54 HP)
Rated Current 2.0 A
Peak Current 6.0 A (300% for 50ms)
Input Voltage 3-phase 200-230V AC (±10%), 50/60 Hz
Control Modes Position / Speed / Torque
Feedback System 22-bit absolute encoder (multi-turn)
Communication SSCNET III/H (fiber optic)
Protection Class IP20
Regenerative Brake Built-in (external resistor optional)
Ambient Temperature 0°C to +55°C
Dimensions (W×H×D) 45 × 130 × 144 mm
Weight 1.0 kg
Main Features
✔ Sub-Micron Precision – 22-bit encoder (0.00004° resolution)
✔ Advanced Vibration Control – Adaptive filter with mechanical resonance suppression
✔ Quick Tuning – One-touch auto-tuning via MR Configurator2 software
✔ Safety Compliance – STO (Safe Torque Off) function (SIL3/PLe)
✔ Compact Design – Space-saving for control panel integration