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.
Approvals
DVGW-certified
Media
Water
Application class (EN1717)
class 4
Body material
stainless steel
Port connection type
external threads
Max. media temperature
65 oC
Static pressure
PN10
Minimum inlet pressure
1,5 bar
Mounting position
horizontal
Additional description
•
Stainless steel construction
•
Optimal protection of the drinking water supply network
•
Integral inlet strainer
•
Inlet check valve and discharge valve are combined in one cartridge
•
Minimal maintenance required, because the valve cartridge is completely replaceable
•
Optimized design prevents water stagnation
•
Easy access to all internal components
•
Low pressure loss and high flow rate
•
Triple security - two check valves and a discharge valve separate the backflow preventer into three pressure zones
•
Noise tested to class 2
•
Meets KTW recommendations for potable water
Standard version without connections
Port diameter
DN size
Type
inch
mm
1
15
BA295I-1/2A
1
20
BA295I-3/4A
1
25
BA295I-1A
2
32
BA295I-11/4A
2
40
BA295I-11/2A
2
50
BA295I-2A
Accessories
Description
Additional Product Type
Noise protected pressure reducing valve with setting scale.
_D06F
Test kit. Electronic pressure measuring device with digital indicator, runs by a battery.
With case and accessories, ideal for inspection and maintenance of backflow preventer type BA.
TK295
Test kit. Analogue pressure measuring device with differential pressure display. With case and accessories, ideal for inspection and maintenance of backflow preventer type BA.
