Non-Return Valve 600-ES | wittgas.com

Non-Return Valve 600-ES

WITT Non-return valve NV600-ES

Data sheet Quotation request

Non-return valve, stainless steel, for the prevention of unintended gas mixtures, for flow rates up to 1900 m³/h (air), up to 16 bar

  • safety element: non-return valve [NV]
  • every non-return valve 100% tested
  • ultra-low opening pressures (approx. 4 mbar), ultra-low pressure drop
  • ideal for biogas desulphurisation systems
  • also ideal for use with corrosive gases
  • 52 X 65 mm, 589-745 g

Information

WITT non-return valves for reliable protection against dangerous reverse gas flow. Every non-return valve 100% tested.

Benefits:

  • a spring-loaded non-return valve prevents a reverse flow of gases which could lead to unwanted gas mixtures
  • low pressure drops – using complex valve assembly with low opening pressures
  • no leaks – using a spring-loaded valve assembly with elastomer sealing
  • stainless steel filter (100 μm) in the gas inlet protects the non-return valve against dirt contamination, extending the service life
  • diverse applications – useful for many technical gases

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
  • ideal for use with corrosive gases in the chemical industry, process technology or in the laboratory area
  • 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. The dirt filter may be replaced by competent staff

Approvals
Company certified to ISO 9001and PED 97/23/EC Module H
CE-marked in accordance with PED 97/23/EC
Cleaned for Oxygen Service according to EIGA IGC Doc 13/12/E: Oxygen Pipeline and Piping Systems

Downloads

Here you find all downloads for the product.

Accessories

Test Rig 722

Test Rig 722

For the annual testing of WITT flashback arrestors and non-return valves

Products

WITT Zentrale

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Headquarters: +49 (0)2302-8901-0
WITT UK: +44 (0)1925 234466

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