COMPACT DRY TRANSFORMER WITH ELECTRIC WINDING AND ELECTRIC WINDING MANUFACTURING METHOD Russian patent published in 2020 - IPC H01F27/28 H01F27/32 H01F27/36 H01F41/12 

Abstract RU 2711349 C1

FIELD: electrical engineering.

SUBSTANCE: invention relates to the electrical equipment. Electric winding for dry transformer with winding conductor, which is wound in multiple coils to form coil. Coil is built in a solid insulating case. Coating with definite layer resistance is applied on at least one surface of insulating case. Coating can be made by applying a composition containing water as a solvent and contains a polymer component and at least one microscale and electroconductive filler.

EFFECT: technical result consists in creation of coating with high heat resistance, mechanical strength and resistance to environmental effects.

15 cl, 1 dwg

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RU 2 711 349 C1

Authors

Hofmann Bernd

Hoenisch Benedikt

Mai Tim-Felix

Seidel Christian

Weinert Steffen

Dates

2020-01-16Published

2017-01-30Filed