Description: required NPSH to give the operating performance; Name: Net positive suction head (req)
Description: minimum NPSH-value at the pump inlet connection required to give the rated or operating performance at the specified conditions; Name: Net positive suction head required
Description: indication of the minimum flow rate at which the pump can still be operated without problems. related to pump operation at 2,900 rpm; Name: minimum feed flow at 2900 / min