HVACR technicians have traditionally swapped out customers’ faulty blower motors with like motors, and, more often than not, those motors have been single-speed permanent split capacitor (PSC) units.

Five high-efficiency, variable-speed electronically controlled motors (ECM) are designed for residential and light commercial air-moving applications. The motors utilize advanced technologies to ...

Every day engineers design products that employ single-phase induction motors. Speed control of single-phase induction motors is desirable in most motor control applications since it not only provides ...