Pressure Vacuum Releif Valve
PRESSURE RELEIF VALVE VENT TO ATMOSPHERE
The Model LSDB and LSDS pressure vacuum valves are an advanced design for vent to atmosphere applications.
Designed, manufactured and tested according to the API 2000 code, these valves utilize the latest technologies to provide protection against positive or vacuum over pressure and prevent air intake, evaporative losses of product and help to contain odorous and potentially explosive vapor.
Setting pressure
LSDB Weight Loaded model Min. +/- 20 mmW.C ~ Max. + 700/- 430 mmW.C
LSDS Spring Loaded model Min. + 700/- 430 mmW.C ~ Max. +/- 9,000 mmW.C
Body materials
Aluminum, Carbon Steel, SS304 and SS316 with various trims
(Different materials available on request)
Sizes range
DN 50 ~ DN 350 with ANSI 150lb flanges as standard
(Different connections available on request)
Rules & certifications
Optimum / optional design & arrangments
Stem Jacket type, Steam Tracing type, Proximity type, Teflon on Coating/Lining type