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.
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