Subject of Activity :

1. Power transformers 35…1150 kV
2. Shunt reactors 35…750 kV
3. Furnace transformers 35…220 kV
4. Bushings 110…750 kV
5. Instrument transformers 110…750 kV
6. Tap changers (LTC) 35…330 kV

The main goal of ZTZ-Service Co. is performing a set of services providing the transformer equipment serviceability, in particular:

- The most important major transformers of NPP, TPP and HPP blocks, system-forming transmissions;
- Equipment with symptoms of the defect or failure;
- Equipment after the planned term operation;
- Equipment manufactured by the plant that cancelled or changed its activity profile. Work principles :

PROFESSIONALISM We understand it as performing really necessary works for reliable effective operation of the equipment with quality meeting all the national and international standards requirements.
COOPERATION We understand it as an association of the professionals for the sake of reliable work of the energy.
RESPONSIBILITY We are sure that an agreement is really more important that the money.
INTERNATIONALISM We understand the language of transformers all over the world.