Air and gas float traps FA21.1 (SG iron ; 1/2" to 1" – DN 15 to 25)

The FA21.1 is a series of fully automatic ball float traps specially designed for condensate drainage in compressed air and gas systems. 

Typical applications include aftercoolers, separators and compressed air mains.

  • Modulating discharge. 
  • Unaffected by sudden or wide load and pressure variations. 
  • Flow direction can be easily changed by repositioning the body in relation to the mechanism and cover.
  • Metal to metal sealing. 
  • Equalizing (vent) and drain connections. 
  • BDV – Blowdown valve. 
  • AFZ – Anti-freeze device. 
  • FLL – Float lifting lever.

  • Compressed air and other non corrosive gases compatible with the construction. 

  • FA21.1-4,5 , 10 and 14 – SG iron. 

     

  • 1/2" to 1"; DN 15 to DN 25. 

  • Female threaded ISO 7 Rp or NPT. 
  • Flanged EN 1092-1/-2 PN 16. 
  • Flanged ASME B16.42/B16.5 Class 150. 
  • Inline horizontal or vertical installation. 
  • Angled horizontal or vertical installation. 

  • See IMI – Installation and maintenance instructions.
  • Inline horizontal or vertical installation. 
  • Angled horizontal or vertical installation. 
  • See IMI – Installation and maintenance instructions. 

MAX. ΔP:

  • FA21.1-4,5 – 4,5 bar 
  • FA21.1-10 – 10 bar 
  • FA21.1-14 – 14 bar