Description: lowest thermal flow under which the pump can operate without damage; Name: lowest permissible thermal flow
Description: Lowest flow at which the pump can operate without its operation being impaired by the temperature rise of the pumped liquid ; Name: Minimum allowable thermal flow
Description: amount of the absolute value of the total head above the head, equivalent to the vapour pressure of the liquid at the particular temperature, with reference to the NPSH datum plane; Name: net positive suction head