Fan Formulas: Airflow (CFM) vs Fan Speed (RPM) Relationship: CFM1 / CFM2 = RPM1 / RPM2 Horsepower (HP) vs Fan Speed (RPM) Relationship): HP1 / HP2 = (RPM1 / RPM2)3
Airflow (CFM) vs Fan Speed (RPM) Relationship:
CFM1 / CFM2 = RPM1 / RPM2
Horsepower (HP) vs Fan Speed (RPM) Relationship):
HP1 / HP2 = (RPM1 / RPM2)3