2. Referenced Documents

D923 Practices for Sampling Electrical Insulating Liquids
D1816 Test Method for Dielectric Breakdown Voltage of Insulating Oils of Petroleum Origin Using VDE Electrodes
D2225 Test Methods for Silicone Fluids Used for Electrical Insulation
D2864 Terminology Relating to Electrical Insulating Liquids and Gases
D3487 Specification for Mineral Insulating Oil Used in Electrical Apparatus
D4652 Specification for Silicone Fluid Used for Electrical Insulation
D5222 Specification for High Fire-Point Mineral Electrical Insulating Oils
C57.106 Guide for Acceptance and Maintenance of Insulating Oil in Equipment