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: a specific design within the context of a type, which is generally characterized by its dimensions. A construction can comprise several design (variants), which generally vary in terms of mechanical details; Name: Construction form of the seal surface, connection, muff A1