TIA 4950 · UL
For TIA 4950, nrtl is UL; standard title is Requirements for Battery-Powered, Portable Land Mobile Radio Applications in Class I, II, and III, Division 1, Hazardous (Classified) Locations; laboratory is UL LLC; osha docket is OSHA-2009-0025; status is currently recognized, recorded from its source on 2026-10-01; source re-checked 2026-11-10.
- Test standard
- TIA 4950 verified
- Standard title
- Requirements for Battery-Powered, Portable Land Mobile Radio Applications in Class I, II, and III, Division 1, Hazardous (Classified) Locations verified
- NRTL
- UL
- Laboratory
- UL LLC
- OSHA docket
- OSHA-2009-0025 verified
- Status
- currently recognized our reading
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
TIA 4950 | Requirements for Battery-Powered, Portable Land Mobile Radio Applications in Class I, II, and III, Division 1, Hazardous (Classified) Locations |
— 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-2009-0025
— all from osha.gov, retrieved 2026-10-01
Source
- osha.govhttps://www.osha.gov/nationally-recognized-testing-laboratory-program/ul