Description: Revolutions per minute (abbreviated rpm, RPM, rev/min, r/min, or with the notation min ) is the number of turns in one minute. It is a unit of rotational speed or the frequency of rotation around a fixed axis.; Name: rotation frequency
Description: Number of revolutions of the pump in a given time required to meet the rated conditions ; Name: Rated speed
Description: a group of construction elements with the same construction features and the same construction, which can be collated for the construction type approval and quality conformity controls as a result of similar manufacturing methods. they are generally allocated to a construction type specification. Note: in certain cases, construction element from different construction type specifications can be viewed as belonging to the same type and hence collated for the construction type approval and quality conformity controls; Name: Construction type