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Announcement on the calculation of maximum and minimum operating modes for power units with a sensitivity of 110-220 kV differential busbar protection (DBP) by the Quality Control Department

07.04.2026

As part of the implementation of investment projects for the construction of Combined Cycle Power Plant No. 3 and the reconstruction of the 110 kV open distribution unit at Navoi TPP JSC, we are accepting commercial proposals from companies and organizations to ensure reliable operation of relay protection during short circuits in the busbar system and to calculate the maximum and minimum operating modes for power units with a sensitivity of 110-220 kV differential busbar protection (DBP).

Commercial proposals must contain the following information:
1. Price of the product (service) (information on VAT, mandatory taxes, and fees);
2. Completion date;

3. Payment method.

Commercial proposals will be accepted until April 20, 2026. For further inquiries, please call +998 93 950 00 40.
Commercial proposals are also accepted by email at info@nies.uz.