Reference Source

UL 674 · ITS

For UL 674, nrtl is ITS; standard title is Electric Motors and Generators for Use in Hazardous Locations, Class I, Groups C and D, Class II, Groups E, F, and G; laboratory is Intertek Testing Services NA, Inc; osha docket is OSHA-2007-0039; status is currently recognized, recorded from its source on 2026-10-01; source re-checked 2026-11-10.

Test standard
UL 674 verified
Standard title
Electric Motors and Generators for Use in Hazardous Locations, Class I, Groups C and D, Class II, Groups E, F, and G verified
NRTL
ITS
Laboratory
Intertek Testing Services NA, Inc.
OSHA docket
OSHA-2007-0039 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

UL 674 | Electric Motors and Generators for Use in Hazardous Locations, Class I, Groups C and D, Class II, Groups E, F, and G |

— osha.gov, retrieved 2026-10-01

Where each value comes from

The value above is stated away from the sentence quoted with the answer, so the passage that states it is shown here too.

OSHA docket

Docket Number: OSHA-2007-0039

— all from osha.gov, retrieved 2026-10-01

Source

Last verified against source: . Due for re-check by . This page as Markdown · OKF bundle · full dataset as JSON.