Hygienic Leakage Butterfly Valve, Type 7-988-...., GEA Tuchenhagen GmbH
Valves & PipingPrice on request
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Description
Mixproof valve variant for secure media separation. Primary function: Mixproof shut-off with leakage cavity open to atmosphere. Range: DN 50 to DN 100 and OD 2" to 4". Max. product pressure: 10 bar. Process connection: Intermediate flange variant (Code 8) for welding into pipeline. Actuation: Manual or Pneumatic (air-to-spring). Output/Signal: Position feedback via optional T.VIS control top. Electrical connection: Via optional M12 connectors on control tops. Certifications: CE, FDA-compliant materials. Housing materials: Product wetted: AISI 316L; Non-wetted: AISI 304. Seal material: EPDM (FDA compliant). Ambient temperature: 0 to 45 °C. Key feature: Upon closing the disc, drain ports open to flush the leakage cavity, ensuring cleanliness.
Possible Applications
This valve is specifically engineered for critical process lines in the dairy, beverage, and pharmaceutical industries where the absolute separation of incompatible media is mandatory to prevent cross-contamination. It is typically integrated into manifold systems, CIP supply lines, and product transfer headers where a single valve must isolate a process fluid from a cleaning agent or a different product stream. Because the leakage cavity remains open to the atmosphere, it provides an immediate, visible, and fail-safe indication of seal integrity, making it ideal for high-hygiene applications like pasteurizer discharge points or sterile tank filling stations. By ensuring that any potential seal failure is drained externally rather than leaking into the adjacent process line, the design effectively mitigates the risk of batch spoilage in automated food processing plants.
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Specifications
| Category | Valves & Piping |
| Product ID | 7212110310-2339 |
| Manufacturer | GEA |
