NFPA 496

Search Results


Standard for Purged and Pressurized Enclosures for Electrical Equipment

This standard provides information on the methods for purging and pressurizing electrical equipment enclosures to prevent ignition of a flammable atmosphere, whether introduced into the enclosure by a surrounding external atmosphere or by an internal source.

Choose Edition:

Select the Free Access Edition:


Current & Prior Editions

Choose Edition:

Select Edition

Next Edition

Technical Committee

Ask a Technical Question

NFPA members and public sector officials may submit a question on an NFPA code or standard. Responses are provided by NFPA staff on an informal basis.

NFPA 496: News

View Purchase Options

Related Products