Double-chamber Type

PN 10/16/25 – DN 50…300 KAT-A 1915

Product characteristics and benefits

• Triple function air valve
• Double chamber air valve in compact design
• Venting function:
  • Large orifice to vent high quantities of air during draining the pipeline
  • Large orifice to release high quantities of air during filling the pipeline
  • Small orifice to release low quantities of air during operation under pressure
• High discharge capacity for large quantities of air
• With flange end acc, to EN 1092-2
• Resilient seated
• Outlet female threaded acc. to DIN ISO 228
• Minimum operation pressure: 0.5 bar

Materials

• Body: Ductile iron EN-GJS-400-15 (GGG-40)
• Bonnet: Ductile iron EN-GJS-400-15 (GGG-40)
• Bonnet bolts: Stainless steel A2 (DIN EN ISO 3506)
• Inner parts: Plastic
• Float: Plastic (Exception: Stainless steel A4 for DN 250 and DN 300)
• Sealing: EPDM