To Use This Calculator:
Enter the known drive information in the red box.
Sheave diameters must be the outside diameter not the diameter as indicated by some part numbers. And the belt length must be the outside circumference, not the inside circumference as indicated by some belt part numbers.
Enter the known motor full load current rating and the actual operating current, if it is a three phase motor, then enter the current on the leg with the highest value.
Alternative flash content
Requirements
