Piston actuator valve Y series

pneumatically-operatedfor controlcast iron

Fisher YD and YS three-way cage-guided valves are designed for throttling or on/off service, and are available in balanced and unbalanced constructions. The YD valve is used in general converging and diverging service. The YS valve is used in general converging service. Fisher YD and YS valves are available for a wide range of applications, including sulfide and chloride stress-cracking environments common to the oil and gas production industries. Specifications Certifications -CRN, CUTR, Fugitive Emissions, PED Critical Service -Corrosive, General Service Flow Characteristics -YD: Linear; YS: Equal percentage, Linear Material -Carbon Steel, Stainless, Cast Iron Operating Temperature -Standard Temperature Pressure Class -CL125, CL150, CL250, CL300, CL600, PN 16, PN 25, PN 40, PN 63, PN 100 Process Connection Type -Flanged, Butt Weld, RTJ, Threaded, Socket Weld Shutoff Class -YD: Class II (FCI 70-2), Class IV (FCI 70-2); YS: Class IV (FCI 70-2), Class V (FCI 70-2) Valve Size Standard -NPS Other Configurations -Contact your local Emerson business partner or sales office to learn about additional specifications or options for this product. Features -Balanced valve plug construction in the YD permits use of smaller, lower cost actuators. A single, one-piece valve accommodates both trim designs and uses Fisher easy-e™ bonnets, gaskets, and packing, thus cutting spare part inventory costs -Multipurpose capability results from a valve designed specifically for three-way control. A variety of valve sizes, end connections, port diameters, and trim materials provides design versatility for your control needs.