Válvula antirretorno Ultra 20, acero inoxidable | wittgas.com

Válvula antirretorno Ultra 20, acero inoxidable

Witt Non Return Valve Ultra20 Es

Ficha técnica Solicitud de oferta

Válvula antirretorno para evitar la formación de mezclas de gas no deseadas, para caudales de hasta 80 m³/h (aire), hasta 16 bar, G 1, G 3/4"

  • elemento de seguridad: válvula antirretorno [NV]
  • cada válvula antirretorno se comprueba al 100%
  • DIN EN ISO 5175-2
  • muy bajas presiones de apertura (aprox. 4 mbar), pérdidas de carga extremadamente bajas
  • 52 X 67,5 mm, 510 g, G1, G3/4"
  • emisión mínima de ruido
  • filtro de impurezas (100 μm) en la entrada de gas

Información

WITT non-return valves for reliable protection against dangerous reverse gas flow. Flow-optimised valve system causes very low pressure drop at minimal noise emission. Every non-return valve 100% tested.

Benefits

  • a spring loaded non-return valve prevents back feeding of gases which could lead to unwanted gas mixtures
  • low pressure drop – using complex valve assembly with low opening pressures (ca. 4 mbar)
  • stainless steel filter (100 μm) in the gas inlet protects the non-return valve against dirt contamination, extending the service life
  • flow-optimised valve system for:

           - ultra low pressure drop

           - minimal noise emission

  • no leaks – using of a spring loaded valve assembly with elastomer sealing
  • in accordance to DIN EN ISO 5175-2
  • available in brass or stainless steel
  • diverse applications – useful for many technical gases
  • reduce installation costs – the spring loaded valve is not affected by gravity and may be installed in any orientation
  • the same size as model NV200 for easy replacement

Operation / Usage

  • non-return valves are used to protect equipment and pipelines against dangerous reverse gas flow.  Use is possible for applications according to EN 746-2
  • WITT non-return valves may be mounted in any position / orientation
  • the maximum ambient / working temperature is 70 °C / 158 °F

Maintenance

  • annual testing of the non-return valve and body leak tightness is recommended
  • WITT is happy to supply special test equipment
  • non-return valves are only to be serviced by the manufacturer

Approvals
Company certified according to ISO 9001 and PED 2014/68/EU Module H
CE-marked according to PED 2014/68/EU
Cleaned for Oxygen Service according to: EIGA IGC Doc 13/12/E: Oxygen Pipeline and Piping Systems

Descargas

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Aplicaciones

Válvula antirretorno Ultra 20, acero inoxidable de aplicación en las siguientes áreas:

Productos

David Sagarna

David Sagarna

Llámenos

+ 34 942-835142

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