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: Speed that characterizes a pump in terms of its speed, flow rate per impeller eye, i.e. total flow for single-flow impeller, half flow for double-flow impeller, at the best efficiency point and head per stage at maximum impeller diameter ; Name: Specific speed