Lee Stephens

latest from Lee Stephens

Kollmorgen Cartridge DDR servomotors combine the performance advantages of a frameless motor with the ease of installation of a full-frame motor. They feature an integrated, factory-aligned high-resolution feedback device and a unique bearingless design t

Motors and Drives

Technologies inside: Permanent magnet servomotors

Permanent magnet (PM) servomotors, such as the Kollmorgen Cartridge DDR, are reaching into applications requiring 50 hp and greater, long served by induction motor systems. Buried magnet rotor technology of Kollmorgen B-series motors offer significantly l

System Integrators

Permanent magnet servomotors versus induction motor systems

Mechatronics and Motion Control

Shielded Cables Tame Servo System EMI