AirGap 250/6

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Product leaflet
Product specification

AirGap 250/6 back flow preventer category 5 type AB is type approved according to SS-EN 1717. Installation is quick and easy. It can be placed on the floor and uses a minimal amount of space.

Radonett AirGap 250/6 is delivered as a complete unit tested in the factory before delivery. Pre-mounted 3-phase pump damped design solenoid valve, pressure impact absorbers, adjustment valve, adjusted electrical switch with frequency controlled operation of the unit.

  • Working pressure: 250 l/min at 6 Bar
  • Max pressure out: 7 Bar
  • Max flow out: 420 l/min
  • Weight (empty): 137 kg
  • Height: 1 920 mm
  • Width: 460 mm
  • Depth: 780 mm
  • Volume: 400 l
  • Tank in acid-proof sheet metal: EN 1.4404
  • Water in: Solenoid valve Bürkert 5282 NC R20, 1 1/4″, hammer damped
  • Water out: Adjustment valve pre-mounted R25, 1 1/4″ internal
  • Frequency controll: Vacon
  • Alarm: Overflow and pump alarm
  • Dry running protection: yes
  • Pump: 7,5 kW, (3-phase)
  • Pressure transmitter: Telemecanique
  • Balancing valve: yes
  • Pressure sensor: Danfoss
  • Power: 3 x 400 V
  • Rated current: 15,7 A
  • Installation: On the floor in premises with floor drain and non-freezing environment.

Contact Radonett for more information and for installation manual