Dival 600 H - Pressure Regulator

  • Suitable for 100% hydrogen applications
  • Fail Open classification
  • High accuracy
  • High turn-down ratio
  • Balanced type design

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The Dival 600 H is a direct-acting gas pressure regulator with diaphragm control and spring contrast, specifically designed for 100% hydrogen applications. It is suitable for use in medium and low-pressure gas distribution networks and is classified as Fail Open according to the European Standard EN 334. Key features include high accuracy, a high turn-down ratio of 1:200, balanced type operation, and the ability to operate with low differential pressure. The regulator is certified under European Directive 2014/68/EU (PED) and meets leakage class requirements better than class VIII according to ANSI/FCI 70-3. It also offers easy maintenance, top entry design, and built-in accessories such as a slam shut valve, silencer, and relief valve. The product is constructed with a cast steel body (ASTM A216 WCB), an aluminium cover, brass seat, canvas rubber diaphragm, and nitrile rubber O-rings, ensuring durability and performance in a wide range of ambient and inlet gas temperatures from -20°C to +60°C.

Use Cases

  • Regasification plants
  • Small/medium industry
  • District stations
  • Electrolyzers downstream applications
  • Commercial users
  • Blending units

Capabilities

  • Balanced type
  • Operates with low differential pressure
  • High accuracy
  • Fail Open
  • High turn-down ratio (1:200)
  • Token IRV
  • Top entry
  • Easy maintenance
  • Built-in accessories
  • Suitable for 100% Hydrogen
Pietro Fiorentini S.p.A. Pietro Fiorentini specializes in hydrogen technology, offering products and solutions for hydrogen use, leveraging its extensive experience in natural gas. The company focuses on renewable energy projects and sustainable technologies. Established in 2018, it has developed innovative solutions for hydrogen applications.

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