Scope: This standard contains suggested minimum installation standards for bulk hydrogen supply systems. It is intended to provide a model process for installing hydrogen supply systems, by addressing large cryogenic hydrogen systems and gaseous systems up to 15,000 psig at commercial facilities.
Abstract: This standard contains suggested minimum installation standards for bulk hydrogen supply systems. It is intended to provide recommendations for installing hydrogen supply systems. The standard covers the entire process: Site selection, Equipment selection, Regulatory compliance, Equipment transportation and setting, Equipment installation, System start-up, Operation, and System removal. The standard also provides Health & Safety considerations. Typical system flow diagrams are included.
Published April 2008. Second edition published in 2014 and approved as an ANSI standard. The third edition was published in 2020. Available from https://portal.cganet.com/Publication/Details.aspx?id=H-5
The deadline to submit proposed changes for the next edition is 2/26/2024.