The formula to calculate the PTO Ratio (PTOR) is:
\[ \text{PTOR} = \frac{\text{EQ}}{\text{ES}} \]
Where:
Let's say the equipment speed (EQ) is 1500 RPM and the engine speed (ES) is 3000 RPM. Using the formula:
\[ \text{PTOR} = \frac{1500}{3000} = 0.50 \]
So, the PTO ratio is 0.50.