ASD-B3-3023-E-AC SERVO DRIVE 3KW 220S B3 3.The ASD-B3-3023-E-AC Servo Drive 3kW 220S B3 is a high-performance, 3kW servo drive intended for accurate motion control in industrial automation applications. It runs on 220V alternating current (AC), providing dependability, precision, and ease of integration for CNC machines, robotics, and automated manufacturing lines.