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IEEE C57.147-2008 - IEEE Guide for Acceptance and Maintenance of Natural Ester Fluids in Transformers

Description: This guide recommends tests and evaluation procedures, as well as criteria and methods of maintenance, for natural ester-based transformer insulating fluids. These base fluids are also known as vegetable seed oils. Methods of reconditioning natural ester-based insulating fluids are also described. Where instructions given by the transformer or fluid manufacturer differ from those given in this guide, the manufacturer's instructions are to be given preference.
  • Status:Superseded STDHelp

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