Heavy duty pumps in cast iron, for a wide range fo vescous, non-corrosive liquids, designed for difficult application. Capacity range : Up to 170 m3/h (250CUMH) Speed :  Up to 1750rpm Differential pressure : Up to 16bar Suction lift : Up to 0.5bar vacuum  while primming Up to 0.8bar vacuum  while pumping Viscosity rang : Up to