Combination air valve with rapid filling prevention mechanism for wastewater fig. SCF-RFP

The air valve ensures reliable operation of piping systems by allowing air pockets to be vented under working pressure, large air flows to be admitted during draining, and air to be discharged at a controlled speed with a safety level provided by a rapid filling prevention mechanism while the pipe is being filled, so as to avoid water hammer. Air valve designed for wastewater.

Features

• GJS 450-10 ductile iron body and cover.

• Rapid filling prevention mechanism.

• Stainless steel venting sub-assembly.

• Stainless steel seat.

• AISI 316 stainless steel float.

• RAL 5005 blue epoxy coating applied by fluidised bed technology.

Working conditions

• Fluid: wastewater.

• Pressure: 10-16 bar.

• Minimum pressure 0.2 bar.

• Maximum temperature: 60°C, higher values on request.

Connections

• Flanges from DN 50 to DN 200 mm.

• Flanges to EN 1092/2, others on request.

Standard

• Designed and tested to EN 1074.