• Sizes from 1/2 to 2-1/2 inches with internal (female) NPT connections.
• Equal percentage or linear flow characteristics.
• Reduced B-port Cv for constant loop flow.
• Choice of four, factory-installed actuation control schemes: Floating, Modulating (2-10 V), Spring Return 2-Position, Spring Return Modulating/Floating.
• Field configurable for normally open or normally closed fail-safe position.
• Removable manual operating handle to control valve during installation or in an event of power failure.
• ANSI Class IV seat leakage specification (0.01% of Cv).
• Optional NEMA 3R (IP54) rated enclosure for outdoor applications.
• Actuator can be mounted on the valve in any of four positions.
• Wide Cv choices from 0.33 to 109.
• Valve installs in a globe valve "T" pattern, no extra elbows or piping required.
• Field-serviceable stem assembly.
• Nickel-chrome plated brass ball and stem.
• Mixing or Diverting control.1in Ball Valve 3way 8.6 Cv 50# Closeoff| Materials (Flow Control Insert) | Noryl® |
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| Fluid Temperature Range (F) | -22 F to +250 F |
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| Fluid Temperature Range (C) | -30 C to +121 C |
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| Overview | The VBN3 Three-Way Control Ball Valves control hot and chilled water with glycol solutions up to 50% in heating, ventilating, and air conditioning (HVAC) systems to provide two-position or modulating functions. These valve assemblies can be ordered with or without factory-mounted non-spring return or spring return direct-coupled actuators (DCA). |
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| Valve Type | Control Ball Valve |
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| Flow Characteristic | Linear (B-AB) |
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| Controlled Fluid | Chilled or hot water with up to 50% Glycol. Not for use with steam or fuels. |
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| Flow Capacity (kvs) | 7.4 kvs |
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| Connection Type | Female NPT |
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| Maximum Safe Operating Pressure (psi) | 360 psi |
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| Maximum Safe Operating Pressure (kPa) | 2482 kPa |
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| Actuation | No pre-assembled actuator |
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| Maximum Differential Pressure Ratings (Close-off) (psi) | 50 psi |
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| Maximum Differential Pressure Ratings (Close-off) (kPa) | 345 kPa |
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| Leakage Rating | ANSI Class IV (0.01% of Cv maximum) |
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| Materials (Seat) | Teflon™ seals with EPDM O-rings |
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| Materials (Plug/Ball/Disc) | Nickel-plated brass ball |
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Product Family
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