Description
The Schneider Electric (Barber Colman) VB-7221-0-4-6 is a high-quality two-way globe valve engineered for precise flow control in commercial HVAC hydronic and building automation systems. Featuring an equal percentage flow characteristic, this valve delivers accurate, proportional modulation that makes it ideal for heating and cooling coil applications where tight temperature control is required.
Key Features
- Two-way, equal percentage flow characteristic for precise modulation
- 3/4″ NPT x union end connections for easy installation and serviceability
- 7.5 Cv flow coefficient for reliable, calibrated flow performance
- Bronze body construction for excellent corrosion resistance and long service life
- Brass trim for durability and compatibility with hydronic system fluids
- Stem-up closed (normally closed) fail-safe configuration
- Globe valve design ensures tight shut-off and dependable throttling control
Product Specifications
- SKU: VB-7221-0-4-6
- Brand: Schneider Electric (Barber Colman)
- Valve Type: Globe, Two-Way
- Connection Size: 3/4″
- Connection Type: NPT x Union
- Flow Coefficient (Cv): 7.5
- Flow Characteristic: Equal Percentage
- Body Material: Bronze
- Trim Material: Brass
- Actuator Fail Position: Stem Up Closed (Normally Closed)
Applications
- Commercial HVAC heating and cooling coil control
- Hydronic heating and chilled water systems
- Building automation and energy management systems
- Fan coil units and air handling units
- Variable flow hydronic distribution systems
Designed to pair with compatible Schneider Electric / Barber Colman actuators, the VB-7221-0-4-6 delivers the reliability and precision that commercial HVAC contractors and building engineers demand. The union end connections simplify field installation and future valve replacement without disturbing the piping system.







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