COMBINATION AIR RELEASE VALVE for Sewage

APPLICATION

Wastewater air release valve allows the entrance and the discharge of large volumes of air, during pipe draining and filling operations, and the release of air pockets during working conditions.

DESIGN FEATURES

  •  Large air flow
  • Stainless float and stem
  • Conical shaped body with flange ends
  • One or two washing and drain valves
  • Flanged end connection (for DN50 & DN80 threaded connection is also available)
  • Minimum operating pressure equal to atmospheric pressure
  • Vacuum breaker design to allow the entrance and discharge of large volumes of air only
  • Complete separation of the liquid from the sealing mechanism provides optimum work conditions

Specification

Description Material
Lower Body Ductile Iron
Upper Body Ductile Iron
Cap Ductile Iron
Float Stainless Steel
Float Shaft Stainless Steel
O- Ring NBR
Driving Sleeve Stainless Steel
Plane Gasket NBR
Nozzle subset Stainless Steel
Obturator Flat Polypropylene
Seat Gasket NBR
Seat Stainless Steel
Studs Galvanized steel
Nuts Galvanized steel
Washers Galvanized steel
Ball Valve Nickeled Bronze

Features

DN Range
DN50- DN200
Maximu Working pressure
PN16 / 16 bar
Flange end connections
BS4504, EN1092-2: PN10 & PN1
Oporating temperature
0°C - +70°C
Product Variant No
BX4300
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