Covers temperature rise test procedures for determining those thermal characteristics of power transformers needed to appraise the transformer's load carrying capabilities at specific loading conditions other than rated load.
IEEE Std C57.119-2001 Referenced Document
ANSI C57.12.10-1997 American National Standard for Transformers-230 kV and Below 833 / 958 through 8333 / 10 417 kVA, Single-Phase, and 750 / 862 through 60 000 / 80 000 / 100 000 kVA, Three-Phase Without Load Tap Changing; and 3750 / 4687 through 60 000 / 80 000 / 100 000 k
IEEE Std C57.104 IEEE Guide for the Interpretation of Gases Generated in Mineral Oil-Immersed Transformers
IEEE Std C57.12.00 IEEE Standard for General Requirements for Liquid-Immersed Distribution, Power, and Regulating Transformers
IEEE Std C57.12.80 Terminology for Power and Distribution Transformers*, 2024-04-18 Update
IEEE Std C57.12.90 IEEE Standard Test Code for Liquid-Immersed Distribution, Power, and Regulating Transformers
IEEE Std C57.91 Guide for Loading Mineral-Oil-Immersed Transformers and Step-Voltage Regulators*, 2024-04-18 Update
IEEE Std C57.119-2001 history
1970IEEE Std C57.119-2018 IEEE Recommended Practice for Performing Temperature Rise Tests on Liquid-Immersed Power Transformers at Loads Beyond Nameplate Ratings
0000 IEEE Std C57.119-2001(R2008)
2001IEEE Std C57.119-2001 Practice for performing temperature rise tests on oil-immersed power transformers at loads beyond nameplate ratings