ISO/DIS 25096

This Draft International Standard is in the enquiry phase with ISO members.

ISO/DIS 25096

CHF 67

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Abstract

The document provides criteria for design, installation, testing for a cryogenic storage systems with automated nitrogen supply system. It defines the minimum requirements for all components and installations serving and forming an integral part of a cryogenic storage system. The standard: - applies to design, installation, testing for a cryogenic storage system room with automated nitrogen supply system (cryogenic pipeline system); - defines the minimum requirements for all components and equipment serving and forming an integral part of a cryogenic storage system pipeline system; - applies both to newly built cryogenic storage systems and to modifications, extensions and changes of use of cryogenic storage systems pipeline systems already in operation;- defines the minimum requirements of the structure intended to contain the components and installations serving the cryogenic storage system, - contains requirements relating to the commissioning, acceptance activities and documentation available to the contractor prior to put into service the cryogenic storage systems by the same; - it also contains requirements relating to the putting the cryogenic pipeline into service. This standard does not apply - to additional components used within rooms that are not permanently connected to the cryogenic line and are therefore not an integral part of the cryogenic pipeline system; - to systems intended for the storage of material that require manual filling in order to maintain an adequate level of liquid nitrogen inside the cryogenic containers; - the management, identification and traceability of stored material.