Thanks MJCronin - the table was just what I needed, but I would like to know the Span for larger diameter of pipes (As the table shows only upto Dia.300mm) and moreover since we are using in our present project ranging from Dia.1800mm (SS316L) to Dia.200mm (SS 316L)
The concept of NPSHA is purely for meeting the NPSHR to ensure the Pumps operation within the specified rated points and also for the safety of pump impeller / casing.
The Negative NPSH or Suction Lift is another parameter where the water level or water tank level is lower than the pump cL...