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Selecting a Replacement Motor - Short #296
In this short podcast episode, Bryan covers the points to consider when selecting a replacement motor, particularly blower motors and condensing fan motors in residential and light commercial applications.
Horsepower and amperage both matter for matching, but they are not the only items to consider. We also have to consider phase (three-phase vs. single-phase), voltage, and RPM; those must match exactly (barring VFDs and ECMs with variable RPMs). Frame size, shaft size, mounting, rotation, capacitor (for PSC motors), bearing type, temperature rating, enclosure (or Air Over Motor rating), and…
The skinny
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