SR / SD / SDL / SRV / SDV

3P Prinz Pera-Prinz SR / SD / SDL / SRV / SDV twin-screw pumps for medium and high viscosity fluids free of suspended solids. Flow rate up to 1,200 m³/h (5,280 GPM), pressure up to 14 bar (SR), 20 bar (SD) or 50 bar (SDL), viscosity up to 2,000 cSt, 200 to 2,200 rpm, temperature -46 to +300 °C (-60 °C on request).

Key technical parameters

• Flow rate: up to 1,200 m³/h (5,280 GPM)
• Pressure: up to 14 bar (SR), 20 bar (SD), 50 bar (SDL)
• Fluid temperature: -46 to +300 °C (-60 °C on request)
• Viscosity: up to 2,000 cSt
• Shaft speed: 200 to 2,200 rpm
• Installation: Horizontal or vertical (SRV / SDV)
• Drive: Electric motor (ATEX, UL, NEMA versions; diesel on request)
• Screws: integral or reported; external bearings with permanently greased rolling bearings; oil-bath timing gears
• Seal: single or double mechanical seal or packing, with heating or cooling
• Pump body with heating or cooling chamber; integral or with reported liners
• Material: Cast iron, stainless steel, duplex and super duplex, Inconel, Hastelloy, nickel-aluminium bronze
• Standards: CE, ATEX; API 676 on request

Media handled

• Liquids: Crude oil, Fuel oil, Diesel, Lubricating oil, Bitumen, Vegetable oil
• Media properties: Low viscosity, High viscosity

Applications and industries

• Chemical: acids, resins, latex, solvents, paints, polyester
• Petrochemical: crude oil, fuel oil, bitumen, tar, lubricating oil
• Food: chocolate, edible fats, molasses, syrups, vegetable oils
• Marine and shipbuilding: tanker cargo, lubricants, bilge water