Allen-Bradley MPL-B320P-SJ72AA Kinetix Servo Motor

Product Overview

The Allen-Bradley MPL-B320P-SJ72AA functions as a high-performance, low-inertia servo motor within the Kinetix MP-Series. Engineers design this unit for dynamic motion control applications that demand rapid acceleration and superior positioning accuracy. By utilizing rare-earth magnet technology, the motor delivers high power density, which consequently allows for compact machine designs without sacrificing torque capability. The device integrates seamlessly with Kinetix servo drives, providing a robust solution for automated assembly, material handling, and precise robotics.

Technical Specifications

• Model Number: MPL-B320P-SJ72AA

• Manufacturer: Allen-Bradley (Rockwell Automation)

• Product Series: Kinetix MP-Series

• Module Type: Low-Inertia Servo Motor

• Frame Size: 3 (100 mm)

• Voltage Class: 400V

• Rated Speed: 5000 RPM

• Rated Output: 1.5 kW

• Continuous Stall Torque: 3.05 Nm

• Peak Torque: 7.91 Nm

• Weight: 5.6 kg

• Dimensions: 12.7 cm x 29.2 cm x 25.4 cm

• Enclosure Rating: IP53 (Standard) / IP66 (With Shaft Seal)

Operational Capabilities and Application

The MPL-B320P-SJ72AA manages high-speed motion tasks effectively due to its low rotor inertia. Because the internal design minimizes mechanical resistance, the motor achieves rapid start-stop cycles, which improves overall machine cycle times. Furthermore, the inclusion of a high-resolution absolute feedback encoder ensures that the control system monitors motor position in real-time. This closed-loop configuration provides the stability required for sensitive manufacturing processes, such as high-speed sorting or packaging.

Installers facilitate easy integration using the SpeedTec DIN connector, which allows for 180-degree rotation and flexible cable routing in restricted cabinet spaces. Moreover, the robust construction supports operation in challenging industrial environments. By employing a proper shaft seal, operators protect the internal components from fluid and dust ingress, which extends the service life of the motor. Consequently, this servo motor maintains high reliability in continuous-duty applications, thereby reducing maintenance interventions and maximizing production uptime across the factory floor.