575 | Valve, sluice, sluice gate for system
Valve, sluice, sluice gate for system
575 - Controllable, reduced pressure zone backflow preventer.
Flanged connections PN 16.
To be coupled with flat counterflanges EN 1092-1.
Max. working temperature: 65°C.
Discharge opening differential pressure t 14 kPa.
To standard EN 12729.
Upstream of the backflow preventer is mandatory to install a strainer 579 series.