UF and UFR Series - Relief Valves

Protect installations against excess pressure.

Valve Design Highlights

Core Advantages

Optimized cleanability with no dead spaces in valve body
Unrestricted stroke during cleaning for full cross-section flow
Quick servicing—only four screws to access valve insert
Certified 3-A sanitary design
ATEX compliant versions available for hazardous environments

Additional Features

Optional Enhancements

Seal lifter for pressure relief during cleaning operations
Mounting capability for feedback signal proximity switches on actuator yoke
High-pressure variant available on request

Construction and Sizing

Materials

Product-contact parts are constructed from AISI 316L / DIN EN 1.4404 stainless steel for enhanced corrosion resistance and hygienic performance.

Nominal Dimensions

Available sizes range from DN 25 to DN 125 and ISO 1″ to 4″.

Key Applications

Field of application

SPX FLOW has especially developed the DELTA UF pressure relief valve to protect installations against excess pressure. If the set pressure is exceeded, the valve opens.