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Schneider Electric VB Series VK4-7223-613-4-11

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VK4-7223-613-4-11

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The VK4-7223-613-4-11 is a pneumatic control valve assembly from Schneider Electric's VB Series, designed for accurate regulation in various industrial processes. This assembly features a 2-inch NPT size and demonstrates a flow coefficient of 40 Cv, indicating its capacity to handle substantial fluid passage.

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Technical specifications for VK4-7223-613-4-11

ManufacturerSchneider Electric
Product TypePneumatic Control Valve Assembly
Product LineVB Series
Part NumberVK4-7223-613-4-11
Flow Coefficient (Cv)40 Cv
Valve Size2 in NPT
Body MaterialBronze
Trim Material (Plug)Brass
Stem MaterialStainless Steel
PackingSpring-loaded TFE
Actuator TypePneumatic piston with a positive positioner (MK-6621)
Actuator Spring Range8-13 psig
Actuator Effective Area50 sq in
Valve ActionNormally Closed (N.C.)
ANSI Class Static Pressure Rating250 psig (400 psig below 150 degrees Fahrenheit)
Media Temperature Range-7 to 138 °C
Max. Steam Inlet Pressure35 psig
Flow CharacteristicEqual Percentage
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Schneider Electric's VK4-7223-613-4-11 is part of the VB Series and functions as a pneumatic control valve assembly. Its size measures 2 inches NPT, making it suitable for various applications that require effective flow management. This valve boasts a flow coefficient of 40 Cv, indicating a strong capability to control fluid dynamics.

The body of the valve is composed of bronze, while the trim utilizes brass, enhancing corrosion resistance and durability. The stem of this valve is made from stainless steel, further ensuring resilience against wear over time. A spring-loaded TFE packing mechanism provides reliable sealing to prevent leaks.

This unit operates with a normally closed action (N.C.) and features a pneumatic piston actuator with a positive positioner (designated MK-6621). The actuator has an effective area of 50 square inches and exhibits a spring range that spans from 8 to 13 psig, affording flexible control under different operational conditions.

Additionally, the valve supports an ANSI class static pressure rating of 250 psig and can accommodate up to 400 psig at temperatures below 150 degrees Fahrenheit. The media temperature range for this valve is between -7°C and 138°C, making it versatile for various fluids and steam applications, with a maximum steam inlet pressure of 35 psig. The flow characteristic adheres to an equal percentage, ensuring efficient performance for a wide range of applications.