Engineering Resources
- Technical Articles
-
Some of the following documents were written by Master Control Systems, including a comprehensive analysis of
the Variable Speed Controller by William F. Stelter, the inventor of Variable Speed and President of Master
Control Systems.
by William F. Stelter, P.E.
by Robert A. Barr
by Robert J. Wooddall
by William F. Stelter, P.E.
by James S. Nasby
by James S. Nasby
by Wm F. Stelter and James Peterkin
- Application Guide for Electric Fire Pump Controllers
- Handling, Installation, Operation and Maintenance of Electric Fire Pump Controllers