Automatic shut-off safety valve

Protection in the event of a pressure pipe rupture or turbine overturning. Butterfly valve closes automatically when fluid flow speed increases.


Advantages :

— Automatic closing without external control.
— Possibility of maintaining open position by hydraulic cylinder.
— Mechanical locking (optional).


Overall dimension :

— DN 300 to DN 2000 mm.
— PN 10 to PN 100 bar.


Design :

Standard :
+ Body and butterfly: S235JR steel.
+ Sealing surfaces: 304L stainless steel.
+ Axes: Z20C13 stainless steel.
+ Seal: 65 Sh neoprene.

Option(s) :
+ Steel S355J2+N, steel P265GH, stainless steel 304L.


Flange connections :

— Standard: ISO flanges.
— Option: ASA or BS flanges.


For any custom request, please contact us by e-mail. The technical documentation for this equipment is also available for download to our clients with access.

Documentation technique : équipements hydromécaniques

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Equipements hydromécaniques : fabrication française
HPL Engineering : équipements hydromécaniques made in France

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