Description: NPSH available as determined by the conditions of the installation for a specified rate of flow; Name: npsha
Description: Minimum NPSH available at the inlet area of the pump as determined by the conditions of the installation for a specified rate of flow ; Name: Net positive suction head available
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