Product Description
Overview Resilient seat three-way valves provide control for HVAC system applications including chilled water, hot water, cooling tower water, and thermal storage systems. Overview Resilient seat three-way valves provide control for HVAC system applications including chilled water, hot water, cooling tower water, and thermal storage systems. Product Specifications Dimensions (in.)Assembly--Length: 32 in.; Height: 31-1/4 in.; Width: 20-1/2 in.; Neck: 10-3/4 in.; Radius; 7-11/16 in. Dimensions (mm)Assembly--Length: 813 mm; Height: 793 mm; Width: 521 mm; Neck: 273 mm; Radius; 195 mm IncludesAnti-condensation heater, manual gear wheel Weight (lb)453 lb Weight (kg)205.9 kg MountingANSI Flanged Approvals, Underwriters Laboratories Inc.Listed, NEMA 4, 4X Approvals, Canadian Standards AssociationNEMA 4, 4X Shipping and Storage Temperature Range (F)-40 F to 250 F Shipping and Storage Temperature Range (C)-40 C to 121 C Approvals, CECertified EnclosureNEMA 4X (Water tight, corrosion-proof) housing Ambient Temperature Range (F)Actuator-- -40 F to 150 F Ambient Temperature Range (C)Actuator-- -40 C to 65 C Connection TypeLugged Body Pattern3 way (A-B-AB porting) Pipe Size (inch)10 in. Pipe Size (DN)DN250 Maximum Differential Pressure Ratings (Close-off) (psi)50 psi Maximum Differential Pressure Ratings (Close-off) (kPa)345 kPa Capacity (Cv)at 60 degrees stroke--1710 Cv; at 90 degrees stroke--5430 Cv Capacity (Kv)at 60 degrees stroke--1479 kvs; at 90 degrees stroke--4697 kvs Valve ActionNormally Closed Valve TypeButterfly Controlled FluidChilled or hot water with up to 50% Glycol. Not for use with steam or fuels. Materials (Body)Polyester-coated cast iron ASTM A126 Class B Materials (Seat)Peroxide-cured EPDM resilient seat Materials (Stem)416 Stainless Steel Flow CharacteristicModified Equal Percent ActuationElectric modulating, Non-Spring Return Modulating control Static Pressure Rating (psi)250 psi Maximum Static Pressure Rating (kPa)1724 kPa Maximum Flange Bolts12, Flange Bolt Thread--7/8 in. -9 pitch Materials (Plug/Ball/Disc)Nylon 11-coated ductile iron (optional: Aluminum, bronze, and stainless steel)