In July 2013 we finished implementation of the Reconstruction and
enlargement of 110kV Switchyard in 110/20kV Substation “Aytos”.
The site is located on the land of Aytos town, Bourgas Region. It has
been assigned to EL KONTROL by the National Electric Company EAD.
Project includes substitution of the outdated equipment, substitution
of the reinforced concrete structures in the Substation, and alternation of the
scheme of 110 kV Switchyard – from a single busbar system into a single
sectioned busbar system with circuit breaker. Furthermore, assigned
scope includes substitution of all existing panels within the substation;
erection of a new oil drainage system, and building an oil pit for the power
Enlargement of the substation has been implemented through erection
of three new terminal fields for 110 kV OHL. Construction includes
also: erection of concrete roads, fences, earthing installation, lightning
protection system and lighting installation.