Crosby OMNITRIM Direct Pressure Relief Valves
Reliable and economical overpressure protection for thermal relief and many more applications. The Emerson Crosby OMNI-TRIM pressure relief valve is the proven solution for overpressure protection and/or thermal relief applications on air, gas, vapor, liquid and steam. Its simple design makes it ideal for refineries, chemical and
petrochemical plants, power plant auxiliary systems and pulp and paper mills.
Features
- ASME/NB certified capacities for air, water and steam.
- Full compliance with all major global pressure relief standards including ASME VIII, XIII, API 527, EN4126, PED/CE and numerous other standards.
- Series 900 uses single trim design for liquid, gas, and vapor services.
- Highly customizable to meet most applications.
- Interchangeable parts to reduce maintenance costs.
- Full nozzle configuration.
- Simple and reliable design.
- Easy maintenance.
- Soft seat options for superior seat tightness.
- Adjustable blowdown option to reduce product loss.
- BP balanced piston option to offset the effects of variable back pressure.
Specification
Sizes: 1/2” x 1” to 2” x 2” and 1.1/2" x 2.1/2" (DN 15 x 25 to 50 x 50 and 40 x 65)
Orifices: 0.074 to 0.503 in2 (47.7 to 325 mm2)
Connections: NPT, flanged, male socket weld
Temperature range: -450 to +750°F (-268 to +399°C)
Set pressures: 5 to 5000 psig (0.34 to 345 barg)
Steam limit: 1000 psig (69 barg)
Codes: ASME Section VIII and XIII (UV Designator) and ASME Section III (NV Designator)