Description: Design flow rate in the pump outlet nozzle divided by the outlet cross-section of the pump; Name: mean design speed in the outlet
Description: rated flow at pump outlet connection divided by the inlet area of the pump; Name: mean rated velocity at outlet
Description: Speed that characterizes a pumps cavitation performance in terms of its speed, optimum rate of flow per impeller eye at best efficiency point and NPSH3 at best efficiency point for the first stage at maximum impeller diameter ; Name: Suction-specific speed