LMPhotonics.com
Website full of information about motor control.
LMPforum.com
General motor control discussion forum.
Power Saving Techniques
Power Savers are used to minimise power consumption and save energy.
Power Line Harmonics
Power line harmonics cause an increase in losses in the electrical distribution system, and potential damage and interference to electrical equipment.
AMC Pump Controller
The AMC Pump Controller offers a comprehensive pump control system in conjunction with many popular VFDs. The controller offers constant pressure with flow and depth limiting along with flow and volume logging.