Schneider Electric VK4-7213-201-4-8 Pneumatic Valve Assembly 1" NPT N/O 14 Cv

The Schneider Electric (Barber Colman) VK4-7213-201-4-8 is a pneumatic valve assembly designed for precise control of water and steam in commercial HVAC systems. This 1-inch NPT globe valve features a bronze body with brass trim construction for excellent durability and corrosion resistance.

Key Specifications:

• Connection Size: 1 inch NPT threaded
• Valve Configuration: Two-way, normally open (N/O)
• Flow Coefficient (Cv): 14
• Operating Pressure Range: 3-7 PSI pneumatic actuation
• Includes positioner for accurate modulating control
• Bronze body with brass trim construction
• Stem up to open operation

Applications:

Part of the VB-7213 series, this valve assembly is designed for controlling chilled water, hot water, or steam in heating and air conditioning systems. The equal percentage flow characteristic provides precise modulating control, while the included positioner ensures accurate valve positioning. Suitable for media temperatures from 20°F to 281°F (-7°C to 138°C) and compatible with water, steam up to 35 PSI, and glycol solutions up to 50% concentration.

The VK4 designation indicates this unit comes pre-assembled with a pneumatic actuator and positioner, ready for installation in commercial HVAC applications requiring reliable, modulating control of hydronic or steam systems.