Schneider Electric VK-7312-202-4-2 Three-Way Mixing Valve 5/8 Inch Flared 2.2 CV

The Schneider Electric (Barber Colman) VK-7312-202-4-2 is a pneumatically-actuated three-way mixing valve assembly designed for HVAC applications requiring precise control of chilled water, hot water, or steam systems. This compact valve features a 5/8-inch flared connection with a flow coefficient (CV) of 2.2, making it ideal for small to medium residential and commercial HVAC installations.

Key Features:

• Three-way mixing configuration with bronze body construction for corrosion resistance
• 5/8-inch flared tube connections for easy installation without soldering
• Pneumatic actuator with 5-10 PSI spring range for proportional or two-position control
• Flow coefficient (CV) of 2.2 for accurate flow rate calculations
• Stainless steel stem with spring-loaded TFE packing for long-term reliability
• Compatible with hot or chilled water, steam up to 35 PSIG, and glycol solutions up to 50%
• Operating temperature range from 20°F to 281°F (-7°C to 138°C)

This valve assembly is part of the industry-proven VB-7000 series globe valves, offering dependable performance for building automation systems. The pneumatic actuator provides smooth, reliable modulation with the standard 5-10 PSI spring range, making it compatible with most commercial HVAC pneumatic control systems.