Integrated Irrigated ESDV Emergency Shutdown Valve - Pneumatic Actuator, 4-24 Inch Size Range, ANSI Class 150-2500
VESON Emergency Shut Down Valves (ESDV, ESD, ESV, SDV) provide critical safety isolation during overpressure situations or dangerous event detection. These pneumatically actuated valves are engineered to stop hazardous fluid flow immediately upon system command.
- Shutdown of part systems and equipment
- Isolate hydrocarbon inventories
- Isolate electrical equipment
- Prevent escalation of events
- Stop hydrocarbon flow
- Depressurize / Blowdown systems
- Emergency ventilation control
- Close watertight doors and fire doors
| Specification | Details |
|---|---|
| Pressure Ratings | ANSI Class 150 - 2500 |
| Shut Off Class | Soft seat - tested up to Class VI Metal seat - tested up to Class V |
| Actuator Type | Single-acting, spring return |
| Instrumentation | Pneumatic |
| Size Range | 4 - 24 inches |
| End Connections | RFFE, RTJ, weld end |
| Closing Time | < 3 seconds (depending on size) |
ESD valves form integral components of Safety Instrumented Systems (SIS), providing automated protection through Functional Safety principles. VESON's three decades of expertise ensures reliable performance in critical oil & gas applications, including onshore, offshore, and processing facilities. These valves also serve power generation and chemical industry applications requiring robust safety protection systems.
Emergency shutdown valves can be integrated into plant system designs and installed in-line at any location - upstream, midstream, or downstream - providing comprehensive protection throughout the process flow.
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