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 pumps cavitation performance in terms of its speed, optimum rate of flow per impeller eye at best efficiency point and NPSH3 at best efficiency point for the first stage at maximum impeller diameter ; Name: Suction-specific speed