5807.2 Hazard classification.

Metal hydride hydrogen storage systems shall be classified pursuant to FC 5001.2 based on the hazard presented by the hydrogen it absorbs and/or stores, without regard for the metal hydride content.

5807.3 Design requirements.

Metal hydride hydrogen storage systems shall be designed and installed in compliance with the requirements of this section.

5807.3.1 Listing or approval for intended use.

Metal hydride hydrogen storage systems shall either be listed for the purpose for which they are used or be of the type for which a certificate of approval has been issued.

5807.3.2 Containers.

Containers designed for use in metal hydride hydrogen storage systems shall be designed to be filled, refilled or emptied of metal hydride only by the original equipment manufacturer or a trained and knowledgeable supplier, constructed in accordance with FC 5303.1, and marked in accordance with FC 5807.3.3.

5807.3.3 Marking and labeling.

Metal hydride hydrogen storage systems shall be marked and labeled in accordance with FC 5303.2, and FC 5807.3.3.1 through 5807.3.3.4.

5807.3.3.1 System markings.

Metal hydride hydrogen storage systems shall be marked with the following:

   1.   Manufacturer's name;

   2.   Manufacturer's emergency contact information;

   3.   A unique code or serial number specific to the system;

   4.   System name or product code that identifies the system by the type of chemistry used in the system;

   5.   Limitations on refilling of containers that include rated charging pressure and capacity; and

   6.   Service life indicating the last date the metal hydride hydrogen storage system can be used.

5807.3.3.2 Valve markings.

Metal hydride hydrogen storage system valves shall be marked with the following information:

   1.   Manufacturer's name;

   2.   The type of metal hydride hydrogen storage system with which the valve is compatible; and

   3.   Service life indicating the last date the valve can be used.