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Backflow preventer compact construction with integrated shut-off valves, BA295CS

Backflow preventer compact construction with integrated shut-off valves, BA295CS

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

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 can be used for residential buildings, industrial and commercial purposes within the scope of their specification. Fluids up to and including liquid category 4 to EN 1717 are protected.

Technical Properties

Approvals
  • Approved according to EN12729 except BA295CS-1B
Media

Drinking Water

Liquid category (EN1717) class 4
Port connection external threads
Mounting position horizontal
Minimum inlet pressure 1.5 bar
Max. media temperature 65 oC
Body material brass, dezincification resistant
Additional Descriptions
  • Approved according to EN 12729 except BA295CS-1B
  • Optimal protection of the drinking water supply system
  • Integrated inlet strainer
  • Inlet check valve and discharge valve are combined in one cartridge
  • Integrated shut-off valves on inlet and outlet
  • Low maintenance effort - cartridge insert and valve insert are completely replaceable
  • Optimized design prevents water Stagnation in normal operation
  • Compact construction
  • Easy access to all internal components
  • Low pressure loss and high flow rate
  • All materials are UBA conform
Maximum inlet pressure 10 bar

Products

Product Type DN size
Port diameter
Version with shut-off valve, threaded connections 1/2", 3/4", 11/4", 11/2", 2"

BA295CS-1/2A
50 mm 1/2 inch

BA295CS-3/4A
50 mm 3/4 inch

BA295CS-11/4A
50 mm 1 1/4 inch

BA295CS-11/2A
70 mm 1 1/2 inch

BA295CS-2A
70 mm 2 inch
Version with shut-off valve, threaded connections 1"

BA295CS-1B
50 mm 1 inch

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  

Spare parts

Image Description Product Type Downloads
Cartridge insert complete for connection sizes 1/2", 3/4" and 1" B-version 0904141  
Cartridge insert complete for connection sizes size 11/4" 0904142  
Cartridge insert complete for connection sizes 11/2", 2" 0904143  
Check valve cartridge for connection sizes 1/2", 3/4", 1" 0904144  
Check valve cartridge for connection size 11/4" 0904146  
Check valve cartridge for connection size 11/2" 0904147  
Check valve cartridge for connection size 2" 0904148  
Shut-off valve 1/2" 2192900  
Shut-off valve 3/4" 2193100  
Shut-off valve 1" 2193200  
Shut-off valve 11/4" 2193300  
Shut-off valve 11/2" 2193400  
Shut-off valve 2" 2193500