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Home Environmental Mobile Reference-Class Voltage Transformer Etn-110

Mobile Reference-Class Voltage Transformer Etn-110


  • Rated primary voltage, V –––––––––––––––––– 110000√3;
  • Rated secondary voltage, V –––––––––––––––– 100/√3;
  • Tolerance ––––––––––––––––––––––––––––––– 0.05; 0.1;
  • Overall dimensions, mm ––––––––––––––––––– 300 x 470 x 1060;
  • Weight, kg –––––––––––––––––––––––––––––– 100.

Innovative Aspect and Main Advantages

In comparison with other world analogues, this reference class voltage transformer has extremely reduced overall dimensions and weight.

Areas of Application

Mobile systems and laboratories for measurement of electric power quality, definition of electric energy losses, metrological certification of the systems of commercial account of the electric power in 110 kV networks, directly, in field.

the transformer ETN-110
On the photo: the transformer ETN-110 (on a left-hand side)
in comparison with the prototype - transformer TNO-110.

Stage of Development

The transformer has metrological certification and is used in the mobile testing laboratory MPL 0.22…110 kV in the State Enterprise 'All-Ukranian state research and production center of standartization, metrology, certification and consumers' rights protection' (SE 'Ukrmetrteststandart'). Patent’s application in Ukraine a 2009 11004 (2009-10-30).

Contact Details

National Technical University of Ukraine “Kyiv Polytechnic Institute”
Contact person: Volodymir O. Brgezitskiy
Address: 37, prospekt Peremogy, 03056, Kyiv, Ukraine
Tel.: (+38 044) 406 8235
Fax: (+38 044) 236 4056
E-mail: This e-mail address is being protected from spambots. You need JavaScript enabled to view it

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