VBF2 Two-Way Ball Valve Assemblies, with and without actuators, control hot and chilled water with glycol solutions up to 50% in closed loop heating, ventilating, and air conditioning (HVAC) systems to provide two-position or modulating functions.
Features
Sizes from 4 to 6 inch with ANSI Class 125 flanged connections.
Equal percentage or linear flow characteristics.
Choice of four, factory-installed actuation control schemes: Floating, Modulating (2-10 V), Spring Return 24V 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 leakage specification (0.01% of Cv).
Optional NEMA 3R (IP54) rated enclosure for outdoor applications.
Option of four actuator mounting positions on the valve.
Wide range of Cv choices from 91 to 650.
Valve ball and stem 316 stainless steel.
Product Specifications
Maximum Safe Operating Pressure (psi)
240 psi
Maximum Safe Operating Pressure (kPa)
1655 kPa
Enclosure
None
Connection Type
Flanged
Body Pattern
Two-way
Pipe Size (inch)
4 in.
Pipe Size (DN)
DN100
Fluid Temperature (C)
-30 C to +121 C
Fluid Temperature (F)
-22 F to +250 F
Maximum Differential Pressure Ratings (Close-off) (psi)
70 psi
Maximum Differential Pressure Ratings (Close-off) (kPa)
483 kPa
Capacity (Cv)
152 Cv
Capacity (Kv)
131 kvs
Valve Type
Control Ball Valve
Controlled Fluid
Chilled or hot water with up to 50% Glycol. Not for use with steam or fuels.
