Description: Differential pressure at working conditions in the warranty point; Name: design diff press
Description: Differential pressure for the operating conditions at the guarantee point ; Name: Rated differential pressure 
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