Specific Speed of Pump Calculator

The specific speed is used to represent the shape of the pump. The specific speed of the pump can be calculated based on the shaft rotational speed, flow rate and head rise.

Calculate Specific Speed of Pump

rpm
m3/h
length

The specific speed is used to represent the shape of the pump. The specific speed of the pump can be calculated based on the shaft rotational speed, flow rate and head rise.

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Formula:

Ns = (ω * q1/2 ) / h3/4 Where, Ns = Specific Speed ω = Pump Shaft Rotational Speed q = Flow Rate h = Head Rise

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