Superseded Standard

IEEE C57.147-2008

IEEE Guide for Acceptance and Maintenance of Natural Ester Fluids in Transformers

The evaluation and handling procedures for natural ester transformer insulating fluids are covered. The transformer operator is assisted by the purpose of the guide, which is to evaluate the serviceability of new, unused fluids being received by the equipment manufacturer or service company and fluid in new equipment. The operator is also assisted by the guide in maintaining the fluids in serviceable condition.

Sponsor Committee
PE/TR - Transformers
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Superseded Standard
PAR Approval
Superseded by
Board Approval

Working Group Details

IEEE Power and Energy Society
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Sponsor Committee
PE/TR - Transformers
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Working Group
InsFluid-WGC57.147 - Insulating Fluids - Natural Ester Fluid Working Group
IEEE Program Manager
Malia Zaman
Working Group Chair
Charles Mc Shane
No Active Projects


IEEE Guide for Acceptance and Maintenance of Natural Ester Insulating Liquid in Transformers

Assistance to equipment manufacturers and service companies to evaluate the suitability of unused natural ester insulating liquids being received from suppliers is provided in this guide. Information for transformer operators in evaluating and maintaining natural ester insulating liquids in serviceable condition is also provided.

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No Superseded Standards
No Inactive-Withdrawn Standards
No Inactive-Reserved Standards

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