Vintage SECO SCR Drive Systems Binder + Crusader Motor Speed Controls Brochures
Original vintage SECO Electronics industrial literature lot including the comprehensive SCR Drive Systems binder/manual, Crusader regenerative SCR motor speed controls brochure, and Net User Price List. Includes documentation for Challenger, Crusader, Bronco, Digital, LTU-12, and related systems. Acquired from an industrial source with Hydropower (Terre Haute/Indianapolis, Indiana) association. Excellent reference material for restoration, engineering archives, and industrial literature collectors.
