|Pump Size||1.5-30 inches||40-760 mm|
|Max Head||700+ feet||210 metres|
|Max Flow||20–44,000 USgpm||4–10000 m³/h|
Prime vacuum assist pumps deliver extreme flows with high head capability and utilize the UltraPrime™ priming system. This advanced system is capable of rapid (50 CFM) unattended priming and run-dry operation for the ultimate in remote operation.
Flow rate: up to 300 m³/h
Head: up to 95 m
Suction head: max. 5 m (cooled water)
Speed: max. 3,000 rpm
Temperature: max. 120 °C
Casing pressure: up to 16/10 bar
Shaft seals: mechanical seal
Materials: grey cast iron, bronze
The self-priming volute casing pumps according to DIN 24255 of the series ULN are applied when it is necessary to suck in and to handle without problems and automatically, pure resp. turbid not aggressive liquids which do not contain any solids. So they are suitable for drinking water supply for communities, general water supply in agriculture, business and industry, irrigation and drainage, sprinkling, pumping of condensate, charge and discharge of fuels and oils.