Description: npsh datum plane minus reference plane; Name: npsh datum plane height
Description: Difference between the NPSH datum plane and the reference plane ; Name: Height of the NPSH datum plane
Description: the pressure whose value is equal to the algebraic difference between the absolute pressure and the atmospheric pressure. To this end, the overpressure for a pressure room can, for example, be negative with underpressure or under vacuum; Name: Max. overpressure of the shaft seal