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 FAN-PEDIA                                                                                             PROPELLERS
 Published by   AEROVENT.COM
 Aerovent                                              AIRFLOW/ROTATION OVERVIEW
 ©2017
 REVERSIBLE PROPELLERS                                                        AIRFLOW DIRECTION
                                                        Rotation is determined by viewing the propeller
 Airflow Direction  Leading Edge of Blade (Standard Flow)            from the discharge side of the fan.

 - Air is drawn through the propeller from the
 leading edge of the blades.
                                                         STANDARD FLOW
                                                                                                                             Intake


                                                                           Discharge



                                                                                                    RH Rotation

                                                                                          Airflow Direction
 RH Rotation                                                                          air passes over Motor
                                                                                         then through Prop
                                                                                            (Airflow = MP)
                                                                                       aka: Hub on Discharge

 Airflow Direction  Leading Edge of Blade (Reverse Flow)                                               REVERSE FLOW

 - Air is drawn through the propeller from the
 leading edge of the blades.
                                                                                                               Discharge



                                                          Intake



                                                                                  RH Rotation

                                                                                          Airflow Direction
                                                                                         air passes through
 RH Rotation                                                                          Prop then over Motor
                                                                                            (Airflow = PM)
                                                                                          aka: Hub on Intake                                       35
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