Overview

The Mitsubishi MR-J4W3-444B is an AC servo drive from the MELSERVO MR-J4 series. This unit provides precise motion control for industrial automation. The MR-J4W3-444B operates efficiently with 200 to 240V AC power. Industrial users trust this drive for high-performance servo applications.

This AC servo drive supports both single-phase and three-phase input configurations. The compact design saves cabinet space. The IP20 protection rating suits indoor industrial environments.

Technical Specifications

The Mitsubishi MR-J4W3-444B accepts a wide input voltage range. The supply voltage is 200 to 240V AC. The drive supports both single-phase (2P) and three-phase (3P) input networks. This flexibility accommodates different facility power configurations.

Input Specifications

• Supply Voltage: 200V AC to 240V AC

• Input Type: Single-phase (2P) or Three-phase (3P)

• Input Current Consumption: 7.8A maximum

• Rated Current: 2.8A

Output Specifications

• Rated Active Power: 400W (0.4kW)

• Main Function: AC servo drive

• Compatibility: Compatible with Mitsubishi servo motors

Protection and Environmental Specifications

• Degree of Protection: IP20

• Ambient Operating Temperature: 0°C to +55°C

• Ambient Storage Temperature: -20°C to +65°C

Physical Specifications

• Weight: 2.27 kg (5.00 lbs)

• Cooling Method: Natural air cooling / forced ventilation as needed

Key Features

The MR-J4W3-444B delivers 400W of rated active power for servo motor control. The 2.8A rated current supports medium-duty motion applications. The 7.8A maximum input current handles peak power demands.

This Mitsubishi servo drive accepts both single-phase and three-phase input. The 200-240V AC range suits global power standards. The IP20 protection rating prevents ingress of solid objects larger than 12mm. The drive is suitable for installation inside control cabinets.

The operating temperature range from 0°C to +55°C covers most industrial environments. The storage temperature range from -20°C to +65°C allows flexible warehousing. The MELSERVO MR-J4 series delivers high performance for precision motion control applications.

Installation Guidelines

Install the MR-J4W3-444B inside a suitable control cabinet. Maintain adequate clearance around the drive for airflow. Mount the unit vertically on a flat, non-flammable surface.

Connect the input power using appropriate gauge wiring. Verify the supply voltage matches 200-240V AC before power-up. Select single-phase or three-phase input based on your facility power. Connect the drive to a compatible Mitsubishi servo motor.

Keep the ambient temperature below 55°C during operation. Do not operate the drive in condensing humidity environments. Ensure proper grounding for electrical safety. Allow the unit to cool before performing maintenance.

Package Contents

• Mitsubishi MR-J4W3-444B AC Servo Drive (1 unit)

• Mounting screws and hardware

• Terminal block covers

• Grounding terminal

• Installation and wiring manual

Frequently Asked Questions (FAQ)

1. What is the power rating of the Mitsubishi MR-J4W3-444B?
The MR-J4W3-444B delivers 400W (0.4kW) of rated active power. The rated current is 2.8A. The maximum input current consumption is 7.8A.

2. What input voltage does this MR-J4W3-444B servo drive require?
The Mitsubishi MR-J4W3-444B accepts 200 to 240V AC input. The drive supports both single-phase (2P) and three-phase (3P) input configurations. This flexibility suits various facility power systems.

3. What is the IP protection rating of the MR-J4W3-444B?
The MR-J4W3-444B has an IP20 degree of protection. This rating protects against solid objects larger than 12mm. The drive is suitable for installation inside industrial control cabinets.

4. What is the operating temperature range for this Mitsubishi servo drive?
The operating ambient temperature range is 0°C to +55°C. The storage temperature range is -20°C to +65°C. These ranges support standard indoor industrial environments.

5. What servo motors are compatible with the MR-J4W3-444B?
The Mitsubishi MR-J4W3-444B is compatible with Mitsubishi servo motors from the MELSERVO MR-J4 series. Refer to the compatibility chart for specific motor models.