Schneider Electric VK-7313-303-4-8 3-Way Mixing Valve Assembly, 1″ NPT, 14 Cv, Pneumatic

Description

The Schneider Electric (Barber Colman) VK-7313-303-4-8 is a complete valve assembly engineered for precise flow mixing in commercial and industrial HVAC hydronic systems. Combining a durable bronze-body globe valve with an integrated spring-return pneumatic actuator, this assembly delivers reliable, repeatable control in demanding building automation and hydronic heating or cooling applications.

Valve Assembly Overview

This factory-matched assembly pairs a 3-way mixing globe valve with a pneumatic actuator, eliminating the need for field sizing and compatibility verification. The bronze body and brass trim construction provide excellent corrosion resistance and long service life in hydronic piping systems.

Key Specifications

• SKU: VK-7313-303-4-8
• Configuration: 3-Way Mixing
• Connection Type: 1″ NPT (National Pipe Thread)
• Flow Coefficient: 14 Cv
• Body Material: Bronze
• Trim Material: Brass
• Valve Style: Globe Valve
• Actuator Type: Spring Return Pneumatic
• Actuator Spring Range: 10–13 PSI

Valve Features

• 3-way mixing design for blending two inlet flows into one outlet stream
• 1″ NPT connections for straightforward installation into standard piping
• 14 Cv flow coefficient suitable for medium-capacity hydronic circuits
• Bronze body construction for superior corrosion resistance
• Brass trim for durability and compatibility with hydronic fluids
• Globe valve geometry provides precise, throttling flow control

Pneumatic Actuator Features

• Spring return design ensures fail-safe valve positioning on loss of air signal
• 10–13 PSI spring range compatible with standard pneumatic control systems
• Factory-mounted and matched to the valve for optimized performance
• Suitable for integration with pneumatic building automation and DDC control systems

Typical Applications

• Commercial hydronic heating and cooling systems
• Fan coil unit and air handling unit coil control
• Pneumatic building automation systems
• Mixing and diverting service in chilled and hot water circuits
• Retrofit and replacement of legacy Barber Colman pneumatic valve assemblies

The VK-7313-303-4-8 is a trusted Schneider Electric (Barber Colman) solution for facilities requiring dependable pneumatic valve control. Its complete assembly format simplifies installation and ensures factory-verified compatibility between valve and actuator.