Mitsubishi MR-J4-60B-RJ020 Servo Amplifier for MELSERVO MR-J4 Series

The Mitsubishi MR-J4-60B-RJ020 (MR-J4-60B-RJ020) is an AC servo amplifier drive from the MELSERVO MR-J4 series, engineered for high-performance motion control in automated industrial machinery. This servo drive regulates motor motion, speed, and torque, delivering responsive and synchronized drive performance across manufacturing, packaging, and assembly systems. It integrates high-speed SSCNET III/H communication capability, allowing seamless fiber-optic network connection with compatible motion controllers for real-time multi-axis synchronization. Equipped with an integrated dynamic brake and built-in braking resistor, the unit provides reliable deceleration control and dynamic stopping capabilities. It offers safety unit compatibility to support integrated machine safety functions. The servo amplifier operates on a 200 V to 240 V AC supply voltage (200 V class) or 283 V to 340 V DC, accepting single-phase, three-phase, or DC power input. Designed with an IP20 degree of protection, the drive is rated for operation in ambient temperatures ranging from 0 °C to +55 °C. The unit serves as a critical replacement component for industrial automation equipment, ensuring smooth drive control and dependable machine uptime.