How can you make a conveyor belt go faster while making a VFD slower?

To achieve a faster conveyor belt speed while utilizing a VFD (Variable Frequency Drive) running at a slower speed, it is essential to understand the relationship between the drive system and the mechanical components it operates.

Increasing the pulley size on the conveyor side effectively provides a larger circumference for the belt to travel over. With a larger pulley, each rotation of the pulley results in a longer distance covered by the belt in the same amount of time, thus leading to an increase in conveyor speed. This mechanical advantage allows for greater belt movement without requiring the VFD to change its speed.

In contrast, other options may not provide the desired outcome. Increasing the pulley on the VFD side would actually slow down the conveyor since it would reduce the speed transmitted to the belt. Decreasing the pulley on the conveyor side might make the belt go slower as well because it would decrease the distance traveled per rotation. Adjusting belt tension does not directly increase speed; it is more about ensuring optimal performance and reducing wear, rather than affecting speed directly.