Description: group of related goods produced by the same company under the same brand. ; Name: product family
Description: 2nd level of a 3 level manufacturer specific product hierarchy; Name: Manufacturer product family
Description: NPSH-value required for a drop of 3 % in the total head of the first stage of the pump as a standard basis for use in performance curves; Name: Net positive suction head required for a drop of 3 %