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: net positive suction head (NPSH) from flow rate at best efficiency point for actual impeller (indication of the minimum inlet pressure in meters required for the pump to deliver according to the QH curve. related to the optimum duty point at the current impeller diameter); Name: net positive suction head for Q opt at actual impeller size