1.1 This specification lists the tests and values for electrical insulating varnishes suitable for the impregnation and treatment of electrical coils and windings applied by dip process.

1.2 Varnishes, flexible or rigid, included in this specification are: Grade DA -Air-dry Grade DO -Organic solvent containing, baking, Grade DM -Reactive diluent containing, Grade DS -Silicone, Grade DW -Water containing, and Grade DT -Thixotropic.