Overview 
Resilient seat three-way valves provide control for HVAC system applications including chilled water, hot water, cooling tower water, and thermal storage systems. 
        
      - Includes : Anti-condensation heater, manual gear wheel
 
- Weight (lb) : 1203 lb
 
- Weight (kg) : 546.8kg
 
- Mounting : ANSI Flanged
 
- Approvals, Canadian Standards Association : C/US Certified, waterproof
 
- Voltage : 20 mA
 
- Shipping and Storage Temperature Range (F) : -40 F to 250 F
 
- Shipping and Storage Temperature Range (C) : -40 C to 121 C
 
- Approvals, CE : Certified
 
- Enclosure : NEMA 4 (Water tight) housing
 
- Ambient Temperature Range (F) : Actuator-- -21 F to 148 F
 
- Ambient Temperature Range (C) : Actuator-- -30 C to 65 C
 
- Connection Type : Lugged
 
- Body Pattern : 3 way (A-AB-B porting)
 
- Pipe Size (inch) : 18 in.
 
- Pipe Size (DN) : DN450
 
- Maximum Differential Pressure Ratings (Close-off) (psi) : 50 psi
 
- Maximum Differential Pressure Ratings (Close-off) (kPa) : 345 kPa
 
- Capacity (Cv) : at 60 degrees stroke--5736 Cv, at 90 degrees stroke--17214 Cv
 
- Capacity (Kv) : at 60 degrees stroke--4962 kvs, at 90 degrees stroke--14890 kvs
 
- Valve Action : Normally Closed
 
- Valve Type : Butterfly
 
- Controlled Fluid : Chilled 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 Characteristic : Modified Equal Percent
 
- Static Pressure Rating (psi) : 250 psi Maximum
 
- Static Pressure Rating (kPa) : 1724 kPa Maximum
 
- Flange Bolts : 16, Flange Bolt Thread--1-1/8 in. -7 pitch
 
- Materials (Plug/Ball/Disc) : Nylon 11-coated ductile iron (optional: Aluminum, bronze, and stainless steel)