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VG2231UM
The VG2231UM is a two-way flanged globe valve part of Johnson Controls' VG2000 Series. Constructed from cast iron and featuring a black lacquer finish, it has a nominal size of 3 inches, providing effective fluid control across a variety of applications.
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Technical specifications for VG2231UM
| Manufacturer | Johnson Controls |
|---|---|
| Product Type | Two-way flanged globe valve |
| Product Line | VG2000 Series |
| Part Number | VG2231UM |
| Body Material | Cast iron with a black lacquer finish |
| Valve Size | 3 in. (DN80) |
| Cv Factor | 83 Cv |
| Trim Material | Brass |
| End Connection | ASME B16.1, Class 125, flat-faced flanged |
| Valve Stroke | 1-1/8 in. (29 mm) |
| Fluid Operating Temperature | 2 to 138 °C |
| Max. Valve Assembly Allowable Pressure/Temperature | Steam: 35 psig at 138 °C; Water: 175 psig below 66 °C, 125 psig at 138 °C |
| Rangeability | 7.7:1 |
| Leakage Rating | 0.1% of max. flow |
| Max. Operating Pressure Drop | 35 psig (241 kPa) |
| Compliance | CRN 0C22368.5 |
The Johnson Controls VG2231UM is a durable two-way flanged globe valve designed for high-performance applications. It features a body made of cast iron with a protective black lacquer finish that enhances its longevity and aesthetic appeal. With a size of 3 inches (DN80), it is suitable for various fluid control scenarios.
The Cv factor for this valve is rated at 83, confirming its effectiveness at managing flow rates. This unit incorporates a brass trim, which complements its robust construction. The valve is designed with end connections that comply with ASME B16.1 Class 125 standards, featuring flat-faced flanges that simplify installation.
A notable design aspect is its valve stroke of 1-1/8 inches (29 mm). The VG2231UM can accommodate fluid temperatures ranging from 2 to 138 °C, making it versatile in different environments. In steam service, it can handle a maximum assembly allowable pressure of 35 psig at 138 °C. For water applications, the pressure ratings vary, allowing 175 psig at temperatures below 66 °C and 125 psig at 138 °C. This globe valve boasts a rangeability of 7.7:1, granting it flexibility in diverse flow conditions.
Leakage is minimal, gauged at 0.1% of the maximum flow, ensuring reliable performance. Additionally, the valve supports a maximum operating pressure drop of 35 psig (241 kPa). Compliance with CRN 0C22368.5 solidifies its reliability, certifying it for use within strict regulatory standards.
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