Esters & Alternative Fluids

Standard Test Methods for Silicone Liquids Used for Electrical Insulation

Standard Specification for Phosphate Ester Based Fluids for Turbine Lubrication

Standard Specification for Silicone Liquid Used for Electrical Insulation

Specifications for Unused Silicone Insulating Liquids

Guide for the Maintenance of Silicone Transformer Liquids

Specifications for Unused Synthetic Organic Esters for Electrical Purposes

The IEC specification setting acceptance requirements and test methods for unused synthetic organic ester insulating fluids.

Synthetic organic esters - Guidelines for maintenance and use in electrical equipment

Maintenance, supervision and condition classification of synthetic organic ester insulating liquids in electrical equipment.

Fluids for electrotechnical applications - Unused natural esters for transformers and similar electrical equipment

The IEC specification defining quality requirements and test methods for unused natural ester insulating fluids in transformers.

Natural Esters — Guidelines for Maintenance and Use in Electrical Equipment

Maintenance and supervision guidance for natural ester insulating liquids in sealed transformers and electrical equipment.

IEEE Guide for Acceptance of Silicone Insulating Fluid and Its Maintenance in Transformers

IEEE guide for accepting silicone (polydimethylsiloxane) transformer fluid on delivery and maintaining its properties in service.

IEEE Guide for Interpretation of Gases Generated in Silicone-Immersed Transformers

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

IEEE guide for acceptance testing and in-service maintenance of natural ester insulating liquid in transformers.

Petroleum and related products — Determination of the ageing behaviour of inhibited oils and fluids using the TOST test — Part 3: Anhydrous procedure for synthetic hydraulic fluids