Description: Design of the object at a certain frequency, which is repeated regularly; Name: nominal frequency
Description: Clarification of the object to a certain frequency which repeats itself regularly; Name: Nominal frequency
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