hello everyone ,
currently i'm working on a project where i have to select between two pumps which got me a little confused :RATED FLOW IS 129 M3/H ,NPSH A = 4.5 m.
1st pump :
it has a high NSS 13600 .
NPSH R at end of curve is = 2.8 m.
rated flow is 97% to BEP FLOW( 130 m3/h) .
Minimal stable...