There are three motors produced for use in new equipment (furnace, air handler, package) in the direct-drive residential and light commercial HVAC indoor blower motor marketplace: the permanent split ...

The QwikSEER+™ is an enhancement to existing air conditioning and heat pump systems with Permanent Split Capacitor (PSC) motors, the company said. The easily installed QwikSEER+WattSaver™ control ...

The two windings are out of phase by 45 to 90 degrees which gives the motor a boost on startup. Unlike the capacitor-start-induction-run motor that used a capacitor, this motor makes use of a ...

For the PDF version of this article, click here. More than 80% of the motors bought each year continue to be low-cost single-phase ac motors. Because these motors are not very efficient when ...