Allen-Bradley MPL-B330P-SK72AA MPL Servo Motor

Product Overview

The Allen-Bradley MPL-B330P-SK72AA is a MP-Series low-inertia brushless AC servo motor designed for high-speed, high-precision motion control in Rockwell Kinetix systems.

Key Specifications (verified from official catalog data)

• Brand: Allen-Bradley (Rockwell Automation)
• Series: MP-Series MPL
• Model: MPL-B330P-SK72AA
• Motor Type: Low inertia permanent magnet servo motor
• Voltage Class: 460 VAC (400V class system)
• Frame Size: 100 mm (Frame 3)
• Rated Speed: up to 5000 rpm
• Stack Length: 30 (≈ 76.2 mm)
• Encoder: Single-turn high-resolution feedback
• Shaft: Keyless shaft design
• Connector: SpeedTEC DIN quick-connect (rotatable)
• Brake: No holding brake (standard variant)

What It Does (Simple Explanation)

This servo motor is part of a closed-loop motion system:

1. Drive (Kinetix) sends controlled current
2. Motor produces precise torque and motion
3. Encoder feeds position/speed back to drive
4. Drive corrects movement instantly

• very precise positioning
• smooth motion control
• fast acceleration/deceleration

Key Features

• Low inertia design → extremely fast response
• High-speed operation up to 5000 rpm
• High-resolution encoder feedback
• Industrial SpeedTEC connector system
• Designed for Kinetix servo drives
• High dynamic performance for automation systems

Advantages

• Excellent accuracy for positioning tasks
• Strong dynamic response (fast start/stop)
• Stable performance in repetitive cycles
• Fully integrated Rockwell motion ecosystem
• Compact size with high torque density

Applications

• Robotics and pick-and-place systems
• Packaging machinery
• CNC auxiliary axes
• Printing and labeling machines
• Automotive automation lines
• High-speed assembly systems