Schneider Electric VK4-7213-301-4-7 1 Inch Normally Open Steam Valve 3-6 PSI

The Schneider Electric (Barber Colman) VK4-7213-301-4-7 is a 1-inch normally open (N/O) pneumatic control valve designed for steam and hot water applications in HVAC systems. This valve features a 3-6 PSI spring range and delivers a 10 CV (flow coefficient) rating for efficient fluid control in commercial and industrial environments.

Key Specifications:

• Valve size: 1 inch NPT connection
• Action: Normally open (N/O) - closes on air pressure increase
• Spring range: 3-6 PSI pneumatic control
• Flow coefficient (CV): 10
• Includes positioner for precise control
• Two-way valve construction
• Bronze body material for durability and corrosion resistance

This valve is ideal for modulating control in heating systems, heat exchangers, and process applications requiring reliable steam or hot water flow control. The integrated positioner ensures accurate valve positioning and consistent performance across varying system loads.