Heating ventilating and/or air conditioning system having a variable speed indoor blower motor

摘要: A system which drives an indoor blower of a heating, ventilating, and/or air conditioning (HVAC) in response to control signal. The signal has BLOWER DEMAND state and END state. comprises motor having stationary assembly rotatable assembly. is magnetic coupling relation the driving blower. controls rate flow HVAC system. operates at first second greater than when been present for period time. Alternately, third less time