Wyszkow Substation is a 400kV substation located in Wyszkow, Masovian, Poland.

The Wyszkow Substation project’s construction has begun in 2017. The works are expected to be commissioned in 2023.


Wyszkow Substation project, which is a new substation, will be operated by Polskie Sieci Elektroenergetyczne.

The designed voltage level of the substation is 400/110kV and the operating voltage level is 400/110kV.

The step-in voltage of the project is 400kV and the step-out voltage is 110kV. Upon completion, the substation will have a capacity of 275MVA.

Wyszkow Substation project development status

The development of the Wyszkow Substation project was approved by Energy Regulatory Authority in 2017. The project is expected to be commissioned in 2023.

About Polskie Sieci Elektroenergetyczne

Polskie Sieci Elektroenergetyczne SA (PSE) is a state owned transmission system operator in Poland. It transmits electricity incompliance with Polish Power System (PPS) operation security criteria. PSE focuses on developing internal electricity market in Poland through management of the balancing market, management and operation of the transmission grid, ensuring electricity supply and demand balance, and maintenance and development of transmission systems. It is also a member of European network of transmission system operators offering cross border electricity exchange to the Central and Eastern Europe counties including Czech Republic, Hungary, Slovakia and other countries.


All publicly-announced T&D Line & Substation projects included in this analysis are drawn from GlobalData’s Power IC. The information regarding the projects is sourced through secondary information sources such as country specific utility players, company news and reports, statistical organisations, regulatory body, government planning reports and their publications and is further validated through primary from various stakeholders such as power utility companies, consultants, energy associations of respective countries, government bodies and professionals from leading players in the power sector.