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BA295D-3/4WHD

BA295D-3/4WHD

Backflow preventers of this type are suitable for the protection of drinking water systems against back pressure, back flow and back syphonage...

Product Description

Backflow preventers of this type are suitable for the protection of drinking water systems against back pressure, back flow and back syphonage.

They are used to protect the water tapping of houshould taps, outside garden taps or filling taps. Fluids up to and including liquid category 4 to EN 1717 are protected. 

Technical Properties

Approvals
  • DVGW (except for BA295D-WHD)
  • VA(ETA) (except for BA295D-WHD) 
Media

Drinking water

Liquid category (EN1717) class 4
DN size 15 mm
Outlet pressure 100 ... 400 kPa
Port diameter 3/4 inch
Mounting position vertical
Minimum inlet pressure 1.5 bar
Max. media temperature 65 oC
Body material brass, dezincification resistant
Preset Outlet Pressure 1.5 bar
Body finishing chrome plated
Additional Descriptions
  • Highspeed maintenance: replacement kit, all BA functional parts in one housing, replacement/maintenance without time-consuming test procedure
  • Highspeed installation: easy and quick installation/ retrofit
  • Optimized outlet position, thereby bending of the connected flexible tube is prevented
  • Integrated inlet strainer
  • Optimal protection of the drinking water supply system
  • Inlet check valve and discharge valve are combined in one cartridge
  • Rotatable housing - connection always in the right position
  • Minimal maintenance required, because the valve cartridge is completely replaceable
  • Low maintenance effort, because the strainer and the valve cartridge are completely replaceable without draining the system
  • Optimized design prevents water Stagnation in normal operation
  • Compact construction
  • Low pressure loss and high flow rate
  • All materials are KTW approved
  • Approved by TUEV LGA for low noise, Group 2
  • Each tapping can be protected separately 
  • Pivoted top connection
Maximum inlet pressure 10 bar