Kollmorgen ACD4805-W470A

Product Introduction
The ACD4805-W470A is a high-performance variant of the Kollmorgen ACD4805 motor controller, belonging to the ACD series. It is designed for precision motion control applications requiring higher current capability, featuring high torque density, high efficiency, low noise and vibration levels, and full compatibility with Kollmorgen servo drives and controllers. The W470A variant is optimized for demanding industrial applications including CNC machines, robotics, packaging machinery, and printing presses.

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Description

Kollmorgen ACD4805-W470A

Technical Specifications

  • Product Series: ACD (AC Drive)
  • Base Model: ACD4805-W4 platform
  • Motor Type: PM synchronous motor
  • Input Voltage: 48V DC nominal
  • Control Quadrants: 1, 2, and 4 quadrant control
  • Communication: CAN bus
  • Switching Frequency: 8, 12, or 16 kHz
  • Control Mode: Speed or torque control
  • Protection: High-standard protection against dust, water, and physical damage
  • Feedback: Integrated resolver or encoder for accurate position feedback

Functional Features

  • High Torque Density: Delivers maximum torque output relative to controller size for space-constrained applications
  • High Efficiency: Advanced power electronics minimize energy losses during motor operation
  • Low Noise and Vibration: Optimized PWM switching algorithms reduce acoustic noise and mechanical vibration
  • Integrated Feedback: Built-in resolver or encoder interface for accurate closed-loop position and speed control
  • Rugged Construction: Durable design for long-term reliability in demanding industrial environments
  • Kollmorgen Ecosystem Compatibility: Seamless integration with Kollmorgen servo drives and controllers
  • Precision Motion Control: Designed for applications requiring precise positioning, speed control, and torque output

Application Scenarios

  • CNC Machines: High-precision spindle and axis drive control
  • Robotics: Joint actuator control for industrial robots
  • Packaging Machinery: Coordinated motion for high-speed packaging lines
  • Printing Presses: Precision speed and registration control
  • Automated Systems: General-purpose precision motion control in automated production equipment

Performance Parameters

  • Voltage Rating: 48V DC nominal
  • Control Precision: High-precision closed-loop position and speed control
  • Torque Density: High torque output relative to physical size
  • Efficiency: High power conversion efficiency

Material Composition
Industrial-grade power electronic components with robust housing designed for demanding industrial environments. The controller features integrated feedback devices (resolver or encoder) for accurate motor position sensing.

Structural Features
Compact controller design with integrated connectors for power, motor, feedback, and communication. The rugged construction ensures durability and long-term reliability under continuous industrial operation.

Working Principle
The controller converts DC battery or bus power into precisely controlled three-phase AC using digital PWM inverter technology. The integrated feedback device (resolver or encoder) provides real-time motor position and speed data to the internal control processor, which executes closed-loop current, speed, and position control algorithms. The CAN bus interface receives motion commands from the host controller and reports operational status and diagnostics.