Scope

CEC ambient-temperature correction source-navigation only. It does not publish ambient-temperature correction factors, corrected ampacity values, conductor-size answers, table values, or compliance decisions.

Lookup table

Point to Canadian public source pages relevant to ambient-temperature ampacity correction review.

Scroll sideways to keep row labels aligned with hidden columns.

Lookup basis uses CSA Canadian Electrical Code source navigation, ESA Ontario Electrical Safety Code navigation, and provincial code-adoption source navigation.
Source areaCurrent sourceReview stepBoundary
CSA CEC source ownerCSA Group Canadian Electrical Code source navigationReview the ambient-temperature correction source to locate the current code-product path before ampacity correction review.source-navigation only; no correction factor, corrected ampacity value, conductor-size answer, or licensed table text is reproduced
ESA OESCOntario Electrical Safety Code pageOpen this page to confirm the current Ontario code cycle before reading ambient correction sources.source-navigation only; no correction factor, Ontario amendment, table value, or inspection answer is reproduced
Provincial code adoptionProvincial electrical-code adoption and authority navigationUse provincial source navigation before applying any local code edition or amendment context.source-navigation only; no correction factor, local amendment text, conductor approval, or compliance answer is reproduced
Notes
  • Check table values only for source-navigation and current source-area review.
  • Confirm the current source document, product marking, utility page, or authority guidance before any design or field decision.