Book 1: The properties and methods of obtaining raw materials and semi-products used in electrical insulation are considered: mica, papers and mica papers, fiberglass, films, glass paper, basic classes of polymers. The properties and methods of obtaining electrical insulating materials used in electrical insulation systems of electrical machines and apparatus are described: webbing, wound materials, profile fiberglass, materials based on natural mica, sludinite and mica-plastic paper, composite materials based on films and fiberglass, fiberglass . Book 2: The results of the development of domestic thermoset types of insulation for electrical equipment. Widely used vacuum impregnation insulation. is described in detail The results of tests are considered: various windings, the influence of technological operations, data on the operation of electric machines with new types of insulation The main technological equipment for the manufacture of insulation of windings is shown. For a wide range of specialists in the electrical engineering industry, designers and technologists, students and postgraduates of universities .