FHH - High-pressure stainless steel quick coupling for hydrogen

The FHH range combines absolute safety with ease of use.

Specifically designed for hydrogen applications, the FHH08 and FHH11 quick-release couplings are primarily constructed from stainless steel. They facilitate and secure connection operations with their lightweight and compact design, coupled with a reliable safety locking mechanism.

The FHH connectors are designed to provide reliable connection of high-pressure and gas circuits in corrosive environments.

APPLICATIONS

  • High-pressure hydrogen lines
  • Gas filling of cylinder racks
  • Process industry
  • Laboratories

Easy, safe and long-lasting connections for your high-pressure lines

Key benefits

Guarantee operators and installations safety

Simplify connection operations

Improve your productivity

Optimize your costs

STÄUBLI'S DESIGN ENHANCES YOUR PERFORMANCE

Stainless steel:

  • Corrosion and high-pressure resistant
  • Impact-resistant polymer operating sleeve with electrostatic dissipation

 

  • One-hand connection and disconnection
  • Lightweight, compact design for easy handling
  • Simple push to lock
  • Audible click
  • No gas flow possible if the socket is not properly connected to the plug
  • 2 stage disconnection: no risk of unintentional disconnection

Step 1: push the socket towards the plug

Step 2: pull the socket sleeve

Technical specifications
FluidsConstructionOther features
Hydrogen
  • Mainly high-strength austenitic stainless steel
  • Hydrogen resistant sealing material
  • Compliant with the European Pressure Equipment Directive 2014/68/UE
  • Designed for incorporation in accordance with the Directive on Explosive Atmospheres 2014/34/UE (ATEX)
 FHH 08FHH 11
Nominal diameter8 mm11 mm
Maximum allowable pressure PS1000 bar (14500 psi)700 bar (10150 psi)
Cv on both direction1,923,41
Minimum and maximum allowable temperature TS-40 to +85 °C (-40 to +185 °F)
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