Mechanical Technical Information
Torque, Horsepower and other Calculations:
HP & Torque
Horsepower = (Torque Ft*lbs)(RPM)
5252
Torque Ft*lbs = (5252)(Horsepower)
…………………………RPM
At 1800 RPM a motor develops 3 ft-lb per HP
At 1200 RPM a motor develops 4.5 ft-lb per HP
Conveyor Speed
Feet Per Minute = (0.262)(Head Pulley Dia in Inches)(RPM)
RPM = Feet Per Minute
……….. (0.262)(Head Pulley Dia in Inches)
Dia in Inches = Feet Per Minute
…………………………. (0.262)(RPM)
Sheaves
Do Not use Grey Cast Iron Sheaves with a Rim Speed in Excess of 6,500 Feet Per Minute
Sheave RPM | Max Diameter |
---|---|
1200 RPM | 20.7″ Max |
1750 RPM | 14.2″ Max |
3600 RPM | 6.9″ Max |