Mitsubishi Electric MR-RB32 Regenerative Power Braking Resistor

Mitsubishi Electric MR-RB32 is a regenerative power braking resistor module used with the MELSERVO J4 series servo amplifiers. It dissipates regenerative energy produced during deceleration, preventing overvoltage faults in the drive system.

Model: MR-RB32
Series: MELSERVO-J4
Input Voltage Compatibility: 100/200 VAC servo systems
Resistance: 40 Ohms
Rated Power Dissipation: 300 Watts
Peak Power Dissipation: Up to 1.5 kW (short-duration)
Cooling Method: Natural air cooling
Mounting: Panel mount with screw terminals
Protection: Includes thermal fuse for overheating prevention
Application: Absorbs regenerative energy during servo motor braking
Usage: For servo axes in fast deceleration applications or vertical loads
Compatible Servo Amplifiers: MR-J4 series (check manual for sizing match)
Manufacturer: Mitsubishi Electric
Made In: Japan Please review pictures carefully and let us know if you have any questions!