Aerotech BAS20-160 SineDrive Servo Amplifier

The Aerotech BAS20-160 SineDrive Servo Amplifier is a single-axis servo drive engineered for precision motion control in industrial automation, power generation, petrochemical, and general automation systems. It delivers sinusoidal current commutation to brushless and brush motors with selectable configuration, achieving 97% efficiency across its operating range. The amplifier accepts high-resolution encoder feedback and Hall effect signals for velocity and torque control, supporting output frequencies from DC to 400 Hz and motor speeds to 3000 RPM.

Technical Specifications

• Input Power: 100-115 VAC or 56-230 VAC, 50/60 Hz


• Bus Voltage: ±160 VDC (3-Phase, 160 VDC standard)


• Output Voltage: 80-320 VAC


• Frequency Range: 0-400 Hz


• Peak Motor Current: 20 A


• Continuous Motor Current: 10 A


• Peak Power Output: 5440 W


• Continuous Power Output: 2720 W


• Efficiency: 97%


• Maximum Speed: 3000 RPM


• Housing: Aluminum with advanced thermal management

Key Features

• Motor type selection via jumper (brushless or brush configuration)


• Velocity and torque control modes with programmable low-pass filter (cutoff via PRM:10)


• Self-commutation using Hall effect feedback signals


• Encoder support with 5 VDC, 250 mA power supply for encoders and Hall devices


• Smooth sinusoidal current command output


• Ferrite toroid requirement for motor leads (10 turns for 16 AWG, 7 turns for 14 AWG wire)

Typical Applications Industrial automation, robotics, power generation turbines and generators, petrochemical pumps and valves, general industrial motion control.

Compatibility & Integration Operated through BA-SineDrive and BAS software platforms. Accepts three-phase motor connections (A, B, C) and direct AC line power input. Rated for harsh operating environments with sustained thermal stability.