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October 01, 2018
The team of specialists of CJSC NEM started the repair and anticorrosion protection of the hydromechanical equipment of the water intake of the Nizhne-Teriberskaya hydroelectric station.

September 17, 2018
Specialists of CJSC NEM started the overhaul of the hydraulic unit of the Nizhne-Svirskaya hydroelectric power station.

August 1, 2018
Work continues on the reconstruction of spillway of Nizhnetulomskaya HPP.

Electrical engineering

Our company deals with all types of power transformers including spare parts supplying. We successfully used the following technologies:
  • general maintenance of power transformers all type. Premolding windings;
  • washing and drying of the active part by hot oil spraying using a special washing additive and a purge of the steam-air environment in full and partial vacuum;
  • high-voltage bush replacement;
  • upgrading of electric insulating oil safety systems and cooling systems;
  • oil regeneration, drying and outgassing;
  • adding of oxidation inhibitors;
  • painting works.
We have the following equipment:
  • degassing unit;
  • oil treatment unit;
  • unit for freezing out of vapor and vacuuming;
  • heating and filter unit;
  • vacuum unit;
  • zeolitic unit;
  • a set of spray units;
  • a set of flexible metal tubings;
  • welding facilities for nonferrous materials.