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Servo-assisted 2/2-way Piston Valve - Type 6440

Servo-assisted 2/2-way Piston Valve - Type 6440

Bürkert Fluid Control Systems
Servo-assisted 2/2-way Piston Valve - Type 6440
Summary

  • Safety shut-off valve for fuel cell systems and other hydrogen applications
  • Very compact piston valve with reliably high tightness and service life
  • Available for up to orifice 12 mm and a pressure range of 40 bar
  • Available as flange or cartridge variant for quick system integration
  • Degree of protection IP65 or IP6K9K with automotive plug

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Description Technical Specifications Downloads Vendor

Servo-assisted 2/2-way piston valve - Type 6440

  • Stopper and the core guide tube are welded together to increase pressure resistance and leak-tightness
  • Coils are moulded with highly chemically resistant epoxy
  • Sliding rings increase the service life for dry gases
  • Cartridge and flange connections, and solenoids with automotive plugs (IP6K9K), are available for optimised use in fuel cells

Key features

  • Piston valve suitable for applications with high operating pressures and hydrogen
  • Mechanical line connection: cartridge, flange
  • Nominal width: 6 to 12 mm
  • Versions: NC, 2-way
  • Pressure range: 16 to 35 bar (depending on version)
  • Temperature range: -40 to +120 °C
  • Protection class: IP65, IP67, IP6k9k
  • Optional approvals/conformities: Hydrogen suitability

Applications

  • Hydrogen production - Electrolyser
  • Hydrogen use – Stationary fuel cells, Mobile fuel cells
  • Hydrogen test benches - Industrialization, Scale up
  • Hydrogen infrastructure

Contact us

  • With more than 25 years of experience in the hydrogen industry, we know what matters when it comes to controlling gases and liquids. Interested? Feel free to contact us via the vendor form.
Brand Bürkert
Max Pressure (in bar) 35
Min Pressure (in bar) 16
Maximum Width (mm) 12
Minimum Width (mm) 6
Ingress Protection Rating IP65, IP67, IP6K9K
Max Ambient Temperature (in °C) 120
Min Ambient Temperature (in °C) -40
Bürkert Fluid Control Systems

Christian-Bürkert-Straße 13-17, 74653 Ingelfingen, Germany

Innovative fluidic solutions for a clean future with hydrogen Bürkert offers the right fluidic solutions for the complete hydrogen value chain. Bürkert approved products ensure high safety, the highest possible output and low-maintenance operation - today and in the future. In addition to valves, sensors, and automation, Bürkert is also a reliable partner when it comes to customised and tailor-made solutions. With more than 20 years of experience in the hydrogen industry, they know what matters. Together with you, Bürkert will find the best and most efficient solution for your fluidics challenges. In doing so, Bürkert is your partner, from development to large-scale production - for a quick time-to-market and long-term market success.

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