This standard applies to assemblies of hydrogen equipment integrated into an enclosure such as a freight container or custom enclosure. It applies to enclosures with a minimum of 7.4m2 (80ft2) floor area & up to 41.8m2 (450ft2) floor area. The floor area of the EHE is considered to be calculated from the outer most walls of the EHE regardless if the EHE contains internal compartments. It applies to enclosed hydrogen equipment intended for stationary outdoor installation. It primarily addresses the safety requirements related to hydrogen & its use inside an enclosure.
A national standard of Canada
It does not apply to products covered by one of the following product safety standards: CSA/ANSI FC 1*CSA C22.2 No. 62282 -3-100; ANSI/CSA America FC 3 CSA/ANSI FC 6 or CAN/CSA C22.2 No. 62282-2;CSA/ANSI B22734; & CSA/ANSI HGV 5.2 or CSA IR 3-18. It also does not apply to: gas cabinets that are installed in accordance with & comply with the requirements of NFPA 2 Section 6.19; exhausted enclosures that are installed in accordance & comply with the requirements of NFPA 2 Section 6.20; unenclosed hydrogen equipment installed in a room or building; or hydrogen equipment placed in shipping containers or custom enclosures solely for the purpose of transportation or temporary storage.
Published 2024
Secretariat: CSA Group
Secretary: Mark Duda