Power transformers


Rebuild program of the power transformers includes:

* All types of dry power transformers up to 1600 kVA, the standard version, voltage level up to 20 kV.
* All types of oil power transformers up to 2500 kVA, voltage levels up to 20kV.
* Mining sub-station in Ex version,production "KONCAR", power 200630 kVA and 7.2 kV voltage level.

During power Transformer rebuild we perform:

* Preparation and coil replacement.
* Filtering and replacement of transformer oil.
* Audit connections, clamping yokes, voltage regulator, thermal and Buholtz protection.
* Overview of the boiler, and conservator and air dryer.
* Control of transformer oil penetrability. 

We produce dry transformers up to 50 kVA.
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