Yaskawa JUSP-WS15AB Regenerative Unit for Servo Drives

The Yaskawa JUSP-WS15AB (JUSP-WS15AB) is a regenerative unit designed for use with Yaskawa servo drives and motion control systems. It provides external regenerative energy management, dissipating excess braking energy generated during rapid motor deceleration and high-inertia stopping cycles. By absorbing surge voltages on the DC bus, the unit prevents overvoltage faults and protects the connected servopack power electronics from electrical stress, ensuring smooth operation in demanding multi-axis machinery. Engineered for industrial automation environments, the JUSP-WS15AB operates within high-performance servo drive configurations across packaging, material handling, CNC machine tools, and robotic positioning systems. With a net weight of approximately 10 kg, the module is built for secure panel installation and integrated thermal dissipation. Integrating the JUSP-WS15AB maintains system stability and enhances equipment longevity during high-duty continuous and dynamic motion cycles.