3800API 526Process Pressure Relief Valve

Farris 3800 Series Pilot-Operated Relief Valve

Pilot-operated process valve for high operating-to-set ratios.

The 3800 Series is an API 526 process valve offering both snap-acting and modulating control actuation, with semi- and full-port nozzle designs and a tight typical blowdown of 3 to 6%.

ACTS is Farris Engineering’s sole agent in Egypt, supplying the 3800 Series to oil & gas, petrochemical and power generation plants nationwide from our office in Sheikh Zayed City, Giza. Sizing and selection are handled by our own application engineers, with aftermarket support and technical services once the unit is in service.

Key Features
  • Conforms to API 526
  • Snap acting and modulating control actuation
  • Semi and full port nozzle design
  • Typical blowdown of 3 to 6%
Engineering Benefits
Modulating action relieves only the required capacity, reducing product loss
Tight 3 to 6% blowdown allows operation close to set pressure
Full-port option delivers maximum certified capacity
Product Videos

From Curtiss-Wright’s official YouTube channel.

Farris 3800 Pilot Operated Relief Valve

Farris 3800 Exploded View

Documentation
Series Catalog

3800 Series Catalog

Complete series catalog with technical and ordering data.

IOM Manual

3800 Series PRV Installation and Maintenance Instructions

Installation, operation and maintenance instructions.

Need a 3800 for your project?

Sized, quoted, and answered by an engineer

Send us your requirement and one of our application engineers will follow up, typically within 24 hours.