Hydrogen Onboard Regulator - TESCOM™ HV-3500 Series

Emerson Automation Solutions

  • Dual-stage pressure reducing regulator with active seal design
  • Provides consistent pressure and continuous hydrogen fuel supply
  • One design suitable for full range of vehicle operating conditions and various system pressure settings
  • Hydrogen onboard regulator tested to EC79 type-approval for hydrogen-powered motor vehicles
  • Suitable for nominal inlet pressures up to 35.0 MPa and can reach flow rates above 3.2 g H2/s.

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Hydrogen Onboard Regulator - TESCOM™ HV-3500 Series

  • TESCOM HV-3500 Series Two Stage Pressure Reducing Regulator is a reliable, low maintenance pressure control solution for hydrogen-powered vehicles.
  • This EC79-tested solution is specially designed for use onboard industrial and commercial medium and heavy-duty hydrogen fuel cell vehicles and allows manufacturers to maximize fuel efficiency and keep their fleet on the road for a longer distance.
  • HV-3500 provides consistent pressure and continuous flow in a full range of operating conditions. It is suitable for nominal inlet pressures up to 35.0 MPa and can reach flow rates above 3.2 g H2/s.

Key features

  • Compact and lightweight configuration
  • Corrosion resistant, nickel-plated aluminum body
  • Superior shutoff performance
  • Specially designed shape and standard mounting holes for ease of installation
  • Standard ports for sensor and pressure relief valve integrations

Technical Specifications

  • Nominal Inlet Service Pressure: 5076 psi / 35.0 MPa / 350 Bar
  • Maximum Inlet Pressure: 6345 psi / 43.8 MPa / 438 Bar
  • Minimum Inlet Pressure: 290 psi / 2.0 MPa / 20.0 Bar
  • Design Proof Pressure: 150% of nominal inlet service pressure
  • Leakage: Bubble-tight
  • Operating Temperature: -40 °F TO +185 °F / -40 °C TO +85 °C
  • Flow Capacity: Cv = 0.17
  • Decaying Inlet Characteristic: 0.05 psi / 3.4 mbar per 100 psi / 6.9 bar change in inlet pressure
  • Filter: 10 µm

Application areas

  • Hydrogen fuel cell vehicle
  • Hydrogen combustion vehicle
  • Hydrogen stationary power

 

Contact us

  • Emerson is your trusted partner across the entire hydrogen fuel value chain. Interested? Please contact the Vendor by filling in the contact vendor form or request to quote form.
Brand Emerson
Min Inlet Pressure (bar) 20
Max Inlet Pressure (bar) 438
Manufacturing Readiness (MRL) 0
Technology Readiness (TRL) 0
Max Medium Temperature (in °C) 85
Min Medium Temperature (in °C) -40
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