Understanding Fan Relays and Multiple Speed Motors
In this HVAC
training video program, it will explains the popular PSC multiple speed
motor used in HVAC/R equipment and how relays are used to control their
operation. He also uses meters and graphics to explain the wiring of the
motor windings and how to test them and the accompanying relays.
Part # VID 1995-03....VHS....$24.95
Part # DVD 1995-03....DVD....$29.95
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