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: Rate of flow which is extracted to activate a balance device; Name: Balancing rate of flow