Description: Characterization of a file with respect to its application type; Name: Source file type
Description: classification of a file seal according to its application type; Name: type of source file
Description: measure of the increase in the liquid to be pumped, water, on a pipe connected vertically to the pump when the flow rate is zero. related to the operation of the pump at 2,900 rpm with maximum impeller size; Name: pump shut-off head for maximum impeller diameter at 2900/min