PACIFIC CONVEYORS LTD.
STANDARD PRODUCT CATALOGUE
engineered material
handling systems
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Technical Page 3  HORSEPOWER CALCULATIONS  
FOR LEVEL BELT CONVEYORS
Formula
PRODUCT WEIGHT (1) (lbs) Total weight of product on conveyor
+ BELT WEIGHT(lbs) weights and tables
+ ROLL WEIGHT (lbs) weights and tables   (zero for slider bed conveyors)
+ DRIVE WEIGHT (lbs) Best estimate   (for small drives, use 250 lbs)
= SUBTOTAL (1) (lbs)  
x  FRICTION FACTOR (1) weights and tables
= SUBTOTAL (1) (lbs) TOTAL REQUIRED BELT PULL
Model  725TB trough bed x BELT SPEED (fpm)  
Model  700SB  slider bed = WORK RATE (ft lbs/min) NOMINAL WORK RATE
Model  796RB  roller bed x 1.25 contingency Contingency allowance for drive inefficiencies
Model 751RB heavy duty x 1.25 contingency Contingency allowance for occasional overloads

DOWNLOAD CALCULATOR divide by 33,000 (one horsepower = 33,000 ft lbs per minute
  must have Excel on your device = HORSE POWER ENERGY REQUIREMENT  1HP = 0.75 kw
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