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Reduced-pressure-zone backflow preventer with flange connections - Industrial model, BA298I-F

Reduced-pressure-zone backflow preventer with flange connections - Industrial model, BA298I-F

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. Fluids up to and including liquid category 4 to EN 1717 are protected. They can be used for residential buildings, industrial and commercial purposes within the scope of their specification. The stainless steel housing provides increased corrosion protection. 

Technical Properties

Approvals
  • DVGW
  • SVGW
  • BELGAQUA
Media

Drinking water 

Liquid category (EN1717) class 4
Port connection flanges
Mounting position horizontal
Minimum inlet pressure 1.5 bar
Nominal pressure PN10
Max. media temperature 65/60 (WRAS) oC
Body material stainless steel
Additional Descriptions
  • Optimal protection of the drinking water supply system
  • Easy Access to all internal components
  • Easy Maintenance due to optimized construction
  • Triple Security - two check valves and a discharge valve separate the backflow preventer into three pressure zones
  • Few individual parts
  • Light weight
  • Standardised discharge connection
  • All materials are KTW approved 
Maximum operating pressure 10 bar

Certifications and Awards

Products

Product Type DN size
Flow capacity Kvs
Special version, drill pattern on flanges according to ANSI150

BA298I-65FZ
65 mm 45

BA298I-80FZ
80 mm 54

BA298I-100FZ
100 mm 85

BA298I-150FZ
150 mm 191
Standard version with PN 10 flanges

BA298I-65FA
65 mm 45

BA298I-80FA
80 mm 54

BA298I-100FA
100 mm 85

BA298I-150FA
150 mm 191

Accessories and replacement parts

Accessories

Image Description Product Type Downloads
Test kit. Analogue pressure measuring device with differential pressure display. With case and accessories, ideal for inspection and maintenance of backflow preventer type BA. TKA295  
Check valve replacement tool for connection sizes DN 65 - 100 WBA298-100  
Check valve replacement tool for connection size DN 150 WBA298-150  

Spare parts

Image Description Product Type Downloads
Discharge valve for connection sizes DN 65 - 150 0901855  
Inlet ckeck valve for connection sizes DN 65 - 100 0901652  
Inlet ckeck valve for connection size DN 150 0901656  
Outlet ckeck valve for connection sizes DN 65 - 100 0901653  
Outlet ckeck valve for connection size DN 150 0901657  
Ball valve for connection sizes DN 65 - 150 0901662  
Sealing set for connection sizes DN 65 - 100 0904031  
Sealing set for connection size DN 150 0904032  
Clamp complete connection sizes DN 65 - 100 0904033  
Clamp complete connection size DN 150 0904034