Yarway™ Float and Thermostatic Steam Traps

Reliable and Proven Steam Solutions

Steam Trap Overview

Yarway steam traps have a strong reputation for reliable operation and are suitable for a wide range of applications. Emerson’s broad steam trap portfolio includes thermodynamic, thermostatic and mechanical steam traps for drip, tracing and process applications. Our experts can conduct surveys or implement our wireless steam trap monitoring solution to ensure proper operation and minimize steam loss.

Thermodynamic Steam Traps•Piston/VariableOrifice•Disc •Lever Thermostatic Steam Traps•Filled Thermal Element (FTE) •Bimetallic Mechanical Steam Traps•Float and Thermostatic

Float and Thermostatic Steam Traps

Emersonoffersrobustcastiron,steelandstainlesssteelfloattrapswith thermostatic air vents for applications in various industries includingrefining,chemical,foodandHVAC.UniversalsteamtrapsarealsoavailablewiththeYarwayUniversalConnectors.

Key Attributes•Modulates condensate discharge•Discharges condensate at steam temperature•Unaffectedbysuddenload/pressurechanges•Excellent air discharge by thermostatic air vent•Horizontalorverticalinstallationoptions

Yarway™ Float and Thermostatic Steam Traps

F881 Cast Iron

F883 Cast Steel

F884 Stainless Steel

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Designedforlowtomediumpressuresteamheatingandprocessequipment.Applicationsincludeunitheaters,heatexchangers,dryers,jacketedvesselsandothersthatrequirecontinuouscondensateremoval.Solutionsavailableforpipesizesupto2in.andvariouscondensateloads.Endconnectionoptionsincludethreadedandflanged.

Learn more about Emerson’s steam solutions including: SteamTraps Level Gauges

Blowoff Valves Blowdown Valves

Pressure Regulators Jets and Eductors

*SamespecificationsforF884

Model Size Max Differential Pressure Max Capacity Max Operating Temperature

F881 – Standard Capacity*

F881-65 ½ in. to 2 in. / DN 15 to DN 50 65 psi / 4.5 bar 16,093 lb/h / 7300 kg/h 388°F/198°C

F881-145 ½ in. to 2 in. / DN 15 to DN 50 145 psi / 10 bar 13,668 lb/h / 6200 kg/h 388°F/198°C

F881-203 ½ in. to 2 in. / DN 15 to DN 50 203 psi / 14 bar 10,913 lb/h / 4950 kg/h 388°F/198°C

F881 – Higher Capacity*

F881HC-65 1 in. to 2 in. / DN 25 to DN 50 65 psi / 4.5 bar 49,603 lb/h / 22,500 kg/h 388°F/198°C

F881HC-145 1 in. to 2 in. / DN 25 to DN 50 145 psi / 10 bar 35,273 lb/h / 16,000 kg/h 388°F/198°C

F881HC-203 1 in. to 2 in. / DN 25 to DN 50 203 psi / 14 bar 21,605 lb/h / 9800 kg/h 388°F/198°C

F883 – Standard Capacity

F883-65 ½ in. to 2 in. / DN 15 to DN 50 65 psi / 4.5 bar 16,093 lb/h / 7300 kg/h 482°F/250°C

F883-145 ½ in. to 2 in. / DN 15 to DN 50 145 psi / 10 bar 13,668 lb/h / 6200 kg/h 482°F/250°C

F883-203 ½ in. to 2 in. / DN 15 to DN 50 203 psi / 14 bar 10,913 lb/h / 4950 kg/h 482°F/250°C

F883-305 ½ in. to 2 in. / DN 15 to DN 50 305 psi / 21 bar 12,346 lb/h / 5600 kg/h 482°F/250°C

F883 – Higher Capacity

F883HC-65 1 in. to 2 in. / DN 25 to DN 50 65 psi / 4.5 bar 49,603 lb/h / 22,500 kg/h 482°F/250°C

F883HC-145 1 in. to 2 in. / DN 25 to DN 50 145 psi / 10 bar 35,273 lb/h / 16,000 kg/h 482°F/250°C

F883HC-203 1 in. to 2 in. / DN 25 to DN 50 203 psi / 14 bar 21,605 lb/h / 9800 kg/h 482°F/250°C

F883HC-305 1 in. to 2 in. / DN 25 to DN 50 305 psi / 21 bar 25,353 lb/h / 11,500 kg/h 482°F/250°C