Single- and three-phase alternating current (AC) motor speed can be controlled by controlling the frequency of the voltage coming to it. Motor speed has a lot to do with the capacity of refrigeration ...

While software and other advanced technologies often capture the automation technology spotlight, the fact remains that not much happens in the manufacturing or processing industries without motors.

The BAS 1P™ single-phase motor starter is designed for use with exhaust fans, unit ventilators, and fan coil units in installations that have building automation systems, occupancy sensors, or timers.