Description: Absolute energy level in the inlet cross-section of the pump at the operating point above the level corresponding to the vapor pressure in relation to the NPSH reference level.; Name: nom NPSH
Description: absolute total inlet head above the head equivalent to the vapor pressure based on the NPSH at the operating point; Name: NPSH-nominal
Description: Speed that characterizes a pump in terms of its speed, flow rate per impeller eye, i.e. total flow for single-flow impeller, half flow for double-flow impeller, at the best efficiency point and head per stage at maximum impeller diameter ; Name: Specific speed