Reference Source

UL 493

For UL 493, standard title is Thermoplastic-Insulated Underground Feeder and Branch-Circuit Cables; nrtl is CSA; laboratory is CSA Group Testing and Certification Inc; status is currently recognized, recorded from its source on 2026-08-10.

Test standard
UL 493 verified
Standard title
Thermoplastic-Insulated Underground Feeder and Branch-Circuit Cables verified
NRTL
CSA verified
Laboratory
CSA Group Testing and Certification 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

UL 493 | Thermoplastic-Insulated Underground Feeder and Branch-Circuit Cables |

osha.gov, retrieved 2026-08-10

Source

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