Reference Source

NFPA 496

For NFPA 496, standard title is Purged and Pressurized Enclosures for Electrical Equipment; nrtl is ELEMENT; laboratory is Element Materials Technology Portland – Evergreen Inc; status is currently recognized, recorded from its source on 2026-08-10.

Test standard
NFPA 496 verified
Standard title
Purged and Pressurized Enclosures for Electrical Equipment verified
NRTL
ELEMENT verified
Laboratory
Element Materials Technology Portland – Evergreen Inc. verified
Status
currently recognized our reading
Sourceosha.gov
Verified
Review by
DatasetWhich OSHA-recognized labs (NRTLs) can certify to a given test standard

Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.

What the source says

NFPA 496 | Purged and Pressurized Enclosures for Electrical Equipment |

osha.gov, retrieved 2026-08-10

Source

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