Net Positive Suction Head · NPSHa vs NPSHr
unseel.com · Suction pressure above vapor pressure keeps a pump from cavitating
NPSHa 10.1 m
NPSHr 3.2 m
State —
NPSH available (system)
NPSH required (pump)
Vapor-pressure penalty
Cavitation (bubble collapse)
Unseel.com · NPSH