Burgas – Varna Line is a 400kV overhead line with a length of 87km from Burgas, Burgas, Bulgaria, to Varna, Varna, Bulgaria.

Construction works on the Burgas – Varna Line started in 2019 and the project was commissioned in 2020.


The Burgas – Varna Line, which is an overhead line, is being operated by Electroenergien Sistemen Operator. The Burgas – Varna Line is a new line. The line carries alternating current (AC) through double circuit cable.

Burgas – Varna Line project development status

The development of the Burgas – Varna Line project was approved by State Energy Regulation Commission in 2019 and the project works were completed in 2020.

About Electroenergien Sistemen Operator

Electroenergien Sistemen Operator EAD (EOS), subsidiary of Natsionalna Elektricheska Kompania EAD, is the electricity system operator. The company plans, coordinates and controls electrical power system of the Republic of Bulgaria. EOS operates, maintains and monitors functioning of the power transmission network and auxiliary networks. Its National Dispatching Center operates the national power transmission system and performs the functions of centralized real time dispatching, control and supervision of the electrical power system. EOS is headquartered in Sofia , Bulgaria.


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.