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Schneider Electric VB Series VK4-8303-602-5-13

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VK4-8303-602-5-13

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The VK4-8303-602-5-13 from Schneider Electric is a solid 3-way globe valve assembly designed for versatile applications. Constructed with a robust cast iron body, this valve is compatible with various media types, including chilled and hot water, as well as up to 50% glycol and low-pressure steam.

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Technical specifications for VK4-8303-602-5-13

ManufacturerSchneider Electric
Product Type3-Way Globe Valve Assembly
Product LineVB Series
Part NumberVK4-8303-602-5-13
Body MaterialCast Iron
Enclosure RatingNEMA Type 1
Actuator TypePneumatic Spring Return
Positive PositionerAvailable
Nominal Actuator Stroke1 inch
Max. Allowable Differential Pressure35 psi
Close-Off Pressure35 psi
Valve Size3 inches
Cv Rating in Mixing Mode85 Cv
Cv Rating in Diverting ModeA-port: 110 Cv, B-port: 120 Cv
Connection TypeClass 125 Flanged Connection
Media Temperature Range-7°C to 138°C
Media CompatibilityChilled water, hot water, up to 50% glycol, and low-pressure steam (35 psig max.)
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Identified as part of Schneider Electric's VB Series, the VK4-8303-602-5-13 serves as a reliable 3-way globe valve assembly. This unit is made of sturdy cast iron, offering durability in demanding applications. It possesses an enclosure rating of NEMA Type 1, making it suitable for a variety of indoor environments.

The valve manages a media temperature range from -7°C to 138°C, allowing it to function effectively with different substances, including chilled water, hot water, up to 50% glycol solutions, and low-pressure steam at a maximum of 35 psig. The 3-inch valve size accommodates significant flow rates, reflecting its versatility in various setups.

With a maximum allowable differential pressure and a close-off pressure both capped at 35 psi, this valve maintains strong performance under specific operational conditions. The pneumatic actuator offers a spring return design that ensures reliable positioning, along with a nominal actuator stroke of 1 inch for adequate movement capacity.

In mixing mode, the Cv rating is specified at 85 Cv, while in diverting mode, it varies: 110 Cv at the A-port and 120 Cv for the B-port, enabling efficient flow control tailored to operational needs. This valve uses a Class 125 flanged connection type, facilitating straightforward integration into existing piping systems. Overall, the VK4-8303-602-5-13 is engineered to meet the demands of various fluid control applications.