Description: Frequency, oscillation number, the number of full oscillations per unit time. It is the reciprocal of the oscillation or period duration ""T""; Name: oscillation number
Description: Measured output frequency of the frequency converter; Name: 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 2,900 rpm with the current impeller size; Name: pump shut-off head for actual impeller diameter at 2900/min