VARIVENT®

VARIVENT®
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VARIVENT®

Product catalog summary
Overview: The document provides comprehensive specifications and guidelines for selecting and maintaining VARIVENT® valves, including Change-over, Mixproof, and Mixproof with Lifting Actuator valves. It covers dimensions, recommended flow directions, and maintenance instructions.
Specifications: Valve sizes are detailed with dimensions in millimeters, adhering to standards like ASME-BPE-a-2004 and DIN 11866. Both metric and inch outside diameters are included, with parameters such as valve size, stroke, and maintenance clearance specified.
Procedures: Instructions for quick disassembly of valve inserts are provided, emphasizing the importance of the recommended flow direction to prevent pressure surges during valve closure.
Standards and Norms: The valves comply with standards such as ASME-BPE-a-2004 and DIN 11866, ensuring compatibility and reliability in industrial applications.
Recommendations: Operating pressure for optimal cleaning efficiency is advised between 2.5 bar and 5 bar. Maintaining the recommended flow direction is crucial to avoid pressure surges.
Design Variants: Various design variants are discussed, including options with or without spray cleaning connections and water hammer protection up to specified bar levels.
Key Data from Tables: Tables provide detailed dimensions for each valve type, including outside diameter, stroke, and maintenance clearance, essential for selecting the appropriate valve for specific applications.
Critical Information: Adhering to recommended flow direction and operating pressures is vital for valve longevity and performance. Specific hose connection sizes for cleaning the safety chamber are provided based on valve size.
Additional Overview: The document also covers Mixproof Shuttle Valves and Longstroke Valves by GEA Tuchenhagen, including dimensions, housing combinations, and recommended operating conditions.
Additional Specifications: Dimensions are provided according to DIN 11850 and DIN 11866 standards, with valve sizes ranging from DN 25 to DN 150. Inch OD and IPS dimensions follow ASME-BPE-a-2004 and IPS Sch. 5 standards.
Additional Procedures: Maintenance clearance is specified as X = H + 250 or X = H + 125, depending on the valve type. Actuator selection details are referenced for further information.
Additional Standards and Recommendations: Recommended flow direction is specified to prevent pressure surges during valve closing. Cleaning procedures for the safety chamber include hose connection sizes and recommended operating pressures.
Additional Design Variants: Valves are available with or without spray cleaning connections, with different housing combinations listed for various valve types.
Actuator Performance: Control air pressure requirements are specified for different valve sizes and actuator types.
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Catalog excerpts

VARIVENT®-1

Li qui ds to Va lue VARIVENT® Kurzbeschreibung / Short description Absperrventile, Typ N / Shut-Off Valves, Type N Absperrventile, Typ U / Shut-Off Valves, Type U Umschaltventile, Typ W / Shuttle Valves, Type W Umschaltventile, Typ W_R / Shuttle Valves, Type W_R Umschaltventile, Typ X / Shuttle Valves, Type X Doppelsitzventile, Typ D / Mixproof Valves, Type D Doppelsitzventile, Typ B / Mixproof Valves, Type B Doppelsitzventile, Typ R / Mixproof Valves, Type R Doppelsitzventil, Typ K / Mixproof Valve, Type K Doppelsitz-Bodenventile, Typ T_R / Mixproof Bottom Valves, Type T_R Doppelsitz-Probenahmeventile, Typ T/09 / Mixproof Sampling Valves, Type T/09 Doppelsitz-Umschaltventile, Typ Y / Mixproof Shuttle Valves, Type Y Doppelsitzventile, Typ L (molchbar) / Mixproof Valves, Type L (for pigging operation) Doppeldichtventil, Typ C / Double Seal Valve Type C Langhubventile, Typ N_V / Longstroke Valves, Type N_V Langhubventile, Typ W_V / Longstroke Valves, Type W_V Register GEA Mechanical Equipment / GEA Tuchenhagen

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VARIVENT®-2

GEA Tuchenhagen VARIVENT® Ventile . . . VARIVENT® Valves . . . . . . sind die wesentlichen Steuerungselemente in modernen Prozessanlagen zur Flüssigkeitsverarbeitung. Die Anforderungen an die Steuerungsaufgaben sind sehr verschieden und umfassend. Das VARIVENT® System erfüllt mit vielfältigen Ventiltypen alle Anforderungen auf sehr hohem Niveau. Die Typenvielfalt des VARIVENT® Systems basiert auf der modularen Bauweise. Auch bei den Ventilen mit einfachsten Funktionen gibt es ein hohes Maß an Sicherheit. . . . are the essential control elements in modern liquid processing plants. The demands...

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VARIVENT®-3

VARIVENT® Ventile, Konstruktionsmerkmale VARlVENT® Ventile sind funktionssicher, ClP/SIP-gerecht und wartungsarm. Sie 1 sind ein wesentlicher Faktor für kontinuierliche Produktqualität, hohe Anlagenproduktivität, niedrige Betriebs-, Wartungs- und Instandhaltungskosten. Das VARlVENT® System ist für Prozessanlagen konzipiert, in denen Produktqualität, Hygiene und Betriebssicherheit den Einsatz von hochwertigen Komponenten erfordern. Das VARlVENT® System bietet in der Gesamtheit seiner Konstruktionsmerkmale einzigartige, hochwertige Ventiltechnik: 1. Eine großzügig dimensionierte optische Mehrfarbanzeige...

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VARIVENT®-4

VARIVENT® Valves, Design Characteristics VARlVENT® Valves are operationally reliable, easy to maintain, and in particular designed for CIP and SIP operations. They contribute significantly to the highest quality and consistency in the product, high plant productivity and low operational, maintenance and modernization costs. The VARlVENT® System was designed for process plants in which production qua2 lity, hygiene and operational safety demand the use of high quality components. The VARlVENT® System provides not only the following main design features, but also unique high quality valve technology....

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VARIVENT®-5

GEA Tuchenhagen VARIVENT® Ventile VARIVENT® Valves Schaltzustände am Beispiel eines radial dichtenden Doppelsitzventiles Switching positions at the example of an radial sealing double-seat valve Zum Öffnen wird der angetriebene untere Ventilteller hochgezogen, der Leckageraum zwischen oberem und unterem Ventilteller wird abgesperrt. Der obere Ventilteller wird durch den unteren Ventilteller in die Offenstellung des Ventiles mitgenommen. Das Ventil ist jetzt geöffnet. In the closed position the upper and the lower valve housings are each sealed by an independent valve disk. To open, the actuated...

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VARIVENT®-6

GEA Tuchenhagen VARIVENT® Absperrventil, Typ N VARIVENT® Shut-Off Valve, Type N Zoll OD Inch OD Nennweite Valve Size 1" OD 11/2" OD 2" OD 21/2" OD 3" OD 4" OD Zoll IPS Inch IPS Nennweite Valve Size 2" 3" 4" 6" IPS IPS IPS IPS A 29x1,5 41x1,5 53x1,5 70x2 85x2 104x2 129x2 154x2 50 62 74 96 111 130 155 180 C D H Hub Stroke 90 90 90 125 125 125 150 150 98 109 109 135 135 170 260 260 423 464 470 481 489 528 684 708 16 18 30 30 30 30 60 60 B 31 39 41 52 60 70 113 125 X DN 25 DN 40 DN 50 DN 65 DN 80 DN 100 DN 125 DN 150 Ø H Nennweite Valve Size Außendurchmesser nach DIN 11850, Reihe II, DIN 11866, Reihe...

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VARIVENT®-7

GEA Tuchenhagen VARIVENT® Absperrventil, Typ U VARIVENT® Shut-Off Valve, Type U Metrisch Metric Außendurchmesser nach DIN 11850, Reihe II, DIN 11866, Reihe A Outside diameter acc. to DIN 11850, Row II, DIN 11866, Row A Nennweite Valve Size Ø H DN 25 29x1,5 DN 40 41x1,5 DN 50 53x1,5 DN 65 70x2 DN 80 85x2 DN 100 104x2 DN 125 129x2 DN 150 154x2 D A C D H K Ø1 P* Hub S Stroke 50 62 74 96 111 130 155 180 90 90 90 125 125 125 150 150 98 109 109 135 135 170 260 260 423 464 470 481 489 528 684 708 50 56 62 78 85,5 95 107,5 120 70 85 85 114 114 154 184 212 200 200 200 230 230 250 300 300 2 2 2 3 3 2 3...

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VARIVENT®-8

GEA Tuchenhagen VARIVENT® Umschaltventil, Typ W VARIVENT® Change-over Valve, Type W DN 25 DN 40 DN 50 DN 65 DN 80 DN 100 DN 125 DN 150 A Ø 29x1,5 41x1,5 53x1,5 70x2 85x2 104x2 129x2 154x2 B B1 C D H Hub Stroke 50 62 74 96 111 130 155 180 31 39 41 52 60 70 113 125 58 63 70 83 90 100 112 125 90 90 90 125 125 125 150 150 98 135 135 170 170 210 260 260 423 464 470 511 519 528 694 838 11 25 25 25 25 25 55 55 X Nennweite Valve Size Außendurchmesser nach DIN 11850, Reihe II, DIN 11866, Reihe A Outside diameter acc. to DIN 11850, Row II, DIN 11866, Row A H Metrisch Metric D A Ø 1" OD 25,4x1,6 11/2" OD...

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VARIVENT®-9

GEA Tuchenhagen VARIVENT® Umschaltventil, Typ W_R mit oberem Radialsitz VARIVENT® Change-over Valve, Type W_R with upper Radial Seat Metrisch Metric Außendurchmesser nach DIN 11850, Reihe II, DIN 11866, Reihe A Outside diameter acc. to DIN 11850, Row II, DIN 11866, Row A Ø DN 25 DN 40 DN 50 DN 65 DN 80 DN 100 29x1,5 41x1,5 53x1,5 70x2 85x2 104x2 A B 50 62 74 96 111 130 58 64 70 83 91 100 C D H Hub Stroke 90 90 90 125 125 125 98 135 135 170 170 210 423 464 470 511 519 528 20 30 30 30 30 30 H X Nennweite Valve Size Zoll OD Inch OD D Außendurchmesser in Anlehnung an ASME-BPE-a-2004, DIN 11866, Reihe...

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.