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 DirectivePED 2014/68-UE and is classified in Category IV
Available Configurations
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
Body Sizes
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
End Connection Styles
PN 16 / CL150, CL300, and CL600
Inlet Pressure Range
Flange Rating PN16, PN25, CL150
Inlet Pressure Range: 0.2 to 20 bar / 2.9 to 290 psig
Flange Rating CL300, CL600
Inlet Pressure Range: 1 to 100 bar / 14.5 to 1450 psig
Set Range
Flange Rating PN 16 / CL1500.5 to 19.3 bar / 7.25 to 280 psigFlange Rating CL300, CL6001 to 80 bar / 14.5 to 1160 psig
Accuracy Class
Up to ± 1%
Temperature Capabilities
Standard Version Working: -10° to 60°C / 14° to 140°FLow Temperature VersionWorking: -20° to 60°C / -4° to 140°F
Compactness
Easy Installation
High Capacity
