Patent ID: 11927359
Assignee: CARRIER CORPORATION
Field: Thermal processes and apparatus (Mechanical engineering)
Classification: CPC F  Y | IPC F

Claim 6:
7. The rooftop HVAC unit of claim 1, wherein the plurality of dampers comprises:
a supply inlet damper which is configured to allow the outdoor air stream into the rooftop HVAC unit when opened;
a supply outlet damper which is configured to allow the outdoor air stream out of the energy recovery wheel when opened;
a return outlet damper which is configured to allow the return air stream to flow away from a return inlet when opened;
a supply energy recovery damper which is configured to allow the outdoor air stream to contact the energy recovery wheel when opened and to direct outdoor air away from the energy recovery wheel when closed; and
a return energy recovery damper which is configured to allow the return air stream to contact the energy recovery wheel when opened and to direct return air away from the energy recovery wheel when closed.