Description: optimum total head which a pump achieves at the point of best efficiency; Name: Optimum head of the pump
Description: Total head developed by the pump at a rate of flow corresponding to the best efficiency; Name: Optimum head
Description: measure of the increase in the liquid to be pumped, water, on a pipe connected vertically to the pump when the flow rate is zero. related to the operation of the pump at 1,450 rpm with the current impeller size; Name: pump shut-off head for actual impeller diameter at 1450/min