High-Purity Dual-Source Dual-Stage Semiautomatic Manifold - High-Pressure Valve

High-Purity Dual-Source Dual-Stage Semiautomatic Manifold - High-Pressure Valve

DruvaPUR 20 m3 SeriesDruva®

The DruvaPUR 20 m3 Series Low Flow high-purity dual-source dual-stage semiautomatic manifold - high-pressure valve is used in gas supply systems for pure, inert, flammable, and oxidising gases and gas mixtures up to a maximum gas purity of 6.0. It is not usable for corrosive and/or toxic gases.

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High-Purity Dual-Source Dual-Stage Semiautomatic Manifold - High-Pressure ValveIntroduction

The Druva dual-stage semiautomatic manifold with a high-pressure valve is engineered for seamless gas source switching and precise flow control. Ideal for pure, inert, and flammable gases, this high-purity gas manifold ensures safety with integrated relief valves and compliance with O2 ignition tests. Featuring robust construction, leak-proof diaphragms, and simple installation, it's perfect for confined spaces requiring dependable performance.

High-Purity Dual-Source Dual-Stage Semiautomatic Manifold - High-Pressure ValveFeatures

  • Semi-automatic changeover system ensures smooth and reliable switching between two gas sources.
  • Features Hastelloy/Elgiloy diaphragm tightening system in the regulator and valves to provide a leak-proof seal to the atmosphere.
  • Compact design ensures efficient use of space, ideal for installations in limited areas.
  • Delivers excellent pressure adjustment for precise and consistent pressure control during operation.
  • Includes a built-in relief valve on the delivery pressure side for added safety and pressure control.
  • Available with shut-off and safety valves at the outlet and check valve at the inlet.
  • Valves are designed and approved in accordance with the relevant sections of EN ISO 10297:2015, including O2 ignition tests for the main valve, ensuring safety and reliability in critical applications.
  • Regulator conforms to ISO 7291, including O2 ignition tests, meeting high safety standards.
  • Electrostatic chargeability test
    • Meets the requirements of DIN EN ISO 80079-36, IEC TS 60079-32-1 and German TRGS 727.
    • Usable in EX-areas (Zones 1 and 2) with gases in explosion risk groups I, IIA, IIB, and IIC.
  • Split manifold plates
    • Separate ground plate mounting for simplified installation and improved stability.
    • Manifold attaches to the ground plate with just one screw for a fast, hassle-free setup.
  • Front plate cutout allows for simple in-field gauge replacement.

High-Purity Dual-Source Dual-Stage Semiautomatic Manifold - High-Pressure ValveGeneral properties

General properties

Product LinedruvaPUR - High Purity
Purity Grade6.0 (99.9999%)
Gas Propertiespure, inert, flammable, oxidizing
Material (main body)Brass chrome plated, Stainless steel
Regulation TypeDual stage / Two stage
ApplicationsLaser and Plasma cutting, Industry, Automotive, Petrochemical, Semi conductor
Manifold TypeTwo sources - Semiautomatic change over
Flow Nominal20 m3/h (N2) according to ISO 7291 at 20 bar outlet pressure and 41 bar inlet pressure
Material bracketStainless steel
Pressure rates manifold
Maximum Inlet Pressure (bar/psi)300 (4351)
Delivery pressure2 / 29, 3 / 43.5, 6 / 87, 10 / 145, 14 / 203
Working temperature-20°C to +60°C

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