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Brand: Z-Tide Valves
Price Ex Vat: £318.34
Pressure Sustaining Valve Direct Acting Z-Tide RFF
Function: pressure sustaining or back pressure valve (BPV)
Operation: Direct acting
Port: DN15, DN20, DN25, DN40, DN50, DN65, DN80, DN100 or DN150
Flange type: PN16, option JIS10K, ANSI150Lb or PN25 flange.
Back Pressure adjustment: 1 to 5 or 4 to 10 Bar, displayed by stainless steel pressure guage (Included)
Body: 316 stainless steel (CF8M)
Flanges: CF8M sizes DN65, DN80 + DN100, other sizes welded flange 316L
Internals: stainless steel
Seals: NBR option Viton and EPDM
Media: air, water, pure water, light oil and other fluids under 40 CST and gases compatible with materials of construction.
Max inlet pressure: 25 Bar
Test pressure: 35 Bar
Temperature Range: -15°C to +80°C
Pressure sustaining valves are designed to maintain a pre-set back pressure, if the back pressure drops to set value the valve will begin to close to maintain pressure, when pressure returns the valve will begin to open again.