Mitsubishi MR-J3-40B Servo Amplifier | AC Servo Drive

Compact Industrial Servo Solution

• The MR-J3-40B servo amplifier delivers precise motion control for Mitsubishi AC servo motors.
• This MELSERVO-J3 drive supports demanding automation tasks with stable and repeatable performance.

Power and Electrical Ratings

• Brand: Mitsubishi Electric, Model: MR-J3-40B, Series: MELSERVO-J3.
• Rated output power reaches 400W (0.4kW) with a rated output current of 2.8A.
• Input voltage supports 200–230VAC, single-phase or three-phase, at 50/60Hz.

Control Accuracy and Communication

• Sine-wave PWM control ensures smooth motor rotation and low vibration.
• The current control system improves torque response and speed stability.
• SSCNET III interface enables fast and reliable digital communication.

Protection and Reliability

• Built-in dynamic brake provides fast and safe motor stopping.
• Protection functions cover overcurrent, overload, encoder faults, and undervoltage events.
• The system supports safe operation during sudden power loss.

Thermal and Environmental Limits

• Operating temperature range stays between 0 to 55°C.
• Storage temperature range supports 0 to 65°C.
• Humidity tolerance reaches 90% RH without condensation.

Mechanical Design and Cooling

• The open-type IP00 enclosure supports indoor control cabinet installation.
• Natural self-cooling design reduces maintenance needs.
• Total weight remains approximately 2.0kg for easy handling.

Installation and Integration

• Compact dimensions allow fast panel mounting in limited spaces.
• Wide voltage tolerance supports stable operation in fluctuating power environments.

Package Contents

• One Mitsubishi Electric MR-J3-40B servo amplifier.
• Protective packaging for safe transport and storage.

Warranty and Shipping

• This product includes a 12-month warranty.
• Shipping options include FedEx, UPS, and DHL express delivery.

Professional FAQ

• Can this servo amplifier run on single-phase power?
  Yes, it supports both single-phase and three-phase input power.
• Which communication protocol does it use?
  It uses SSCNET III for high-speed digital control.
• Does the amplifier include braking hardware?
  Yes, it includes a built-in dynamic brake and regenerative resistor.
• Is the unit suitable for high-humidity environments?
  It operates up to 90% RH without condensation.
• What type of enclosure protection does it provide?
  It uses an open IP00 enclosure for cabinet installation.

Contact Information

• Email: info@oiltechcontrols.com
• WhatsApp: +86 158 8020 0923

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