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BOA-RFV Lift check valve
Lift check valve

BOA-RFV

Nozzle check valve to DIN/EN with flanged ends, Venturi-type body, max. flow velocity 2.5 m/s. Body made of cast iron, check disc made of brass and cast iron, seat made of stainless steel. Suitable for installation in horizontal or vertical pipes. Rapid closure without surge pressures.

Main Applications

  • Water supply systems

Technical Data

  • Nominal pressurePN 10, PN 16, PN 25, PN 40, PN 63
  • Max. nominal sizeDN 600
  • Max. allowed fluid temperature90 °C

Benefits

  • Flow cross-sections optimised for low pressure loss
  • Short travel provides rapid closure, minimising pressure surges
  • Highly hydrodynamic technical characteristics with low pressure drop

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Technical Data

  • FunctionPrevent backflow
  • Connection typeFlange
  • Casing materialEN-GJL-250, EN-GJS-400-15
  • Nominal pressurePN 10, PN 16, PN 25, PN 40, PN 63
  • Max. nominal sizeDN 600
  • Min. nominal sizeDN 40
  • Max. allowed fluid temperature90 °C
  • Min. allowed fluid temperature-10 °C

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Founded in 1871 in Frankenthal (Germany), KSB has been one of the leading suppliers of pumps and industrial valves for over 100 years. With more than 15,500 employees worldwide and its own sales and marketing, manufacturing facilities and service operations, KSB develops and produces custom-fit pumps for various applications.

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Industrial pumps and valves from KSB cover a wide range of applications and are highly energy-efficient. Products convince with the most innovative technology as well as with systems that have been tried and tested for many years - including the Etanorm water pump. Achieving more than 1.5 million sales worldwide, Etanorm is the most successful standard water pump. With KSB spare parts and services.

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