Atmosphéric Vacuum Breaker type « AVB »

 

 


Use


  • on penstock head valve


Key Features


  • Automatic system to authorize entrance of air inside the penstock during a draining of it
  • Design pressure: PN2,5 to PN50
  • Standard connection flanges or existing adapted ones


Design adapted to customer service conditions


  • Complete range of pressure, diameter
  • Automatic spring actuation


Option


  • Hydraulic damper
  • Manual opening command (for use in penstock vent valve)
  • Splashes reserve pipe