I'm a mechanical engineer with over 40 years experience, many of those in specifying and applying large, >20,000 horsepower pumps. Your concern over NPSH is a valid one but can be addressed very simply. You must specify that the pump must be stable over its entire operating range without any...
I have a customer that uses our canned motor pumps in their C02 refrigeration systems between o and +20F. He has asked if we are aware of any corrosion problems in steel or copper piping. I am not aware of any problems but thought I would check to see if anyone has experienced any corrosion...