307 - Backflow Preventer Type BA

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Backflow Preventer Type BA designed according to DIN EN 1717.
For completion of existing standpipes.
The backflow preventer BA 307 is suitable for horizontal mounting. It can also be mounted vertically, (arrow always downwards). It is not allowed for rising mains.

Thread connections are interchangeable in 16 possible types of connections (inlet available in 1 1/2” female or male, alternatively in 2” female or male, outlet available in 1 1/2” female or male, alternatively in 2” female or male).

Body: Stainless Steel
Connections: Brass from barstock
Structural Pressure PN 10 (145 psi)
Temperature Rating max. 65°C (149°F)
Short peaks max. 80°C (176°F)
Fluid: water

 

Description

 

Dimensions in mm

307AB
30712 1 1/2” 1 1/2”
30716 2” 2”
3071216 1 1/2” 2”
3071612 2” 1 1/2”

 

307 FF 
Female Ends
307ff
307 FM
Female/Male Ends
307fm
307 MM
Male Ends
307mm
307 MF
Male/Female Ends
307mf

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