Gabcikovo – Gonyu – Velky Dur Line is a 400kV overhead line from Gabcikovo, Trnava, Slovakia, to Velky Dur, Nitra, Slovakia.

Construction works on the Gabcikovo – Gonyu – Velky Dur Line started in 2020 and the project was commissioned in 2021.


The Gabcikovo – Gonyu – Velky Dur Line, which is an overhead line, is being operated by Slovenska elektrizacna prenosova sustava. The Gabcikovo – Gonyu – Velky Dur Line is a new line. The line carries alternating current (AC) through double circuit cable.

Gabcikovo – Gonyu – Velky Dur Line project development status

The development of the Gabcikovo – Gonyu – Velky Dur Line project was approved by The Regulatory Office for Network Industries in 2020 and the project works were completed in 2021.

About Slovenska elektrizacna prenosova sustava

Slovenska elektrizacna prenosova sustava AS (SEPS) is an electric utility that transmits and distributes electricity. The utility offers services such as scheduling, system services, transmission services, diagnostic services, auction services and information services. Its system services include primary power control, secondary control of frequency and power, dispatching reserve, voltage control and reactive power control, tertiary power control, transmission system stability, and others. SEPS’ diagnostic services comprise insulation resistance, capacity and power loss factor, measurement of winding resistance, voltage ratio and connections of winding, and others.


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.