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: average speed given by the stroke length multiplied with the number of complete pumping cycles of the piston, plunger or piston attached to the diaphragm per minute (stroke per minute or pump crank speed); Name: piston velocity