Description: Difference of the total energy head at the outlet side of the pump to the total energy head at the inlet side of the pump; Name: energy circulating lift of the pump
Description: difference between the total head at the outlet side of the pump and the total head at the inlet side of the pump; Name: lift circulating pump
Description: The largest radial measurement for a round object, measured as a distance through the centre line between two points in the outer circumference; Name: External diameter of the travel wheel