Description: Rate of flow at the point of best efficiency; Name: Optimal flow rate
Description: Rate of flow at the point of best efficiency; Name: Optimum rate of flow
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