VS-FL Series Pilot-Operated Relief Valve
Servo-controlled relief valves are suitable for installation with any non-corrosive gas. They assure accurate setting, perfect closing and high exhaust flow rate.
VS-FL Series is in conformity with the Pressure Equipment Directive
PED 97/23/EC and is classified in Category IV
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- Compactness
- Easy Installation
- Limited Dimensions
Type VS-FL-BP: Low and Middle Pressure Applications with Pilot Type PRX/182
Type VS-FL: Middle and High Pressure Applications with Pilot Type PRX/182 or
PRX-AP/182
All VS-FL type relief valves are available with or without:
Type SR: Silencer
VS-FL Series: DN 25, 40, 50, 65, 80, 100, 150, and 200*
/ NPS 1, 1-1/2, 2, 2-1/2, 3, 4, 6, and 8*
* DN 200 / NPS 8 BP version is not available
PN 16 / CL150, CL300, and CL600
Flange Rating PN 16 / CL150
Allowable Pressure: Up to 20 bar / 290 psig
Inlet Pressure Range: 0.2 to 20 bar / 2.9 to 290 psig
Flange Rating CL300, CL600
Allowable Pressure: Up to 100 bar / 1450 psig
Inlet Pressure Range: 1 to 100 bar / 14.5 to 1450 psig
Flange Rating PN 16 / CL150
0.5 to 19.3 bar / 7.25 to 280 psig
Flange Rating CL300, CL600
1 to 80 bar / 14.5 to 1160 psig
Up to ± 1%
Standard Version
Working: -10° to 60°C / 14° to 140°F
Low Temperature Version
Working: -20° to 60°C / -4° to 140°F
VS-FL Series: 24 to 620 kg / 53 to 1367 lbs
For full details consult VS-FL documentation available on line
For additional technical information, contact your local Sales Office or refer to technical documentation
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