National Fire Protection Association 1 - Hazardous Material Cabinets

NFPA 1: Battery Systems Battery systems shall be housed in a noncombustible, locked cabinet or other enclosure to prevent access by unauthorized personnel unless located in a separate equipment room accessible only to authorized personnel.

NFPA 1: Hazardous Materials Storage Cabinets

When storage cabinets are used to increase maximum allowable quantities per control area or to otherwise comply with a specific provision in Section 60.5, such cabinets shall be in accordance with the following:

(1) Cabinets shall be constructed of metal.

(2) The interior of cabinets shall be treated, coated, or constructed of materials that are nonreactive with the hazardous material stored, and such treatment, coating, or construction shall include the entire interior of the cabinet.

(3) Cabinets shall be either listed as suitable for the intended storage or constructed in accordance with the following:
(a) Cabinets shall be of steel having a thickness of not less than 0.044 in. (1.12 mm) (18 gauge).
(b) The cabinet, including the door, shall be double walled with 11?2 in. (38.1 mm) airspace between the walls.
(c) Joints shall be riveted or welded and shall be tightfitting.
(d) Doors shall be well fitted, self-closing, and equipped with a self-latching device.
(e) The bottoms of cabinets utilized for the storage of liquids shall be liquidtight to a minimum height of 2 in. (51 mm).
(f) For requirements regarding electrical equipment and devices within cabinets used for the storage of hazardous liquids, compressed gases, or cryogenic fluids, see NFPA 70, National Electrical Code.

(4) Cabinets shall be marked in conspicuous lettering that read as follows: HAZARDOUS KEEP FIRE AWAY

Please consult your local authority having jurisdiction with your questions and for guidance in conforming to laws as they apply to your application. This is only meant for a reference and does not imply a warranty.