Standard

IEEE C57.93A

Published

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Abstract

This standard was amended to include recommended cold start methods of power transformers filled with natural ester liquids. The scope for the amendment is shown as follows:  — Requirements for properties of natural ester liquids under cold conditions.  — Cold start procedure of natural ester-filled power transformers.  — Liquid warming procedures.  — Operation requirements for the transformer's mechanically operated devices.

Document information

  • Standard from IEEE_AC
  • Published:
  • Version: 0
  • Document type: IS