Performed works:

— Full range of construction works, screw pile sinking.
— Installation of control room building, checkpoints, gate switch chambers, fire extinguishing pump station, fire water reserve tanks.
— Installation of two three-phase 220/35/35 kV transformers with a capacity of 200 MV·A, installation of metal structures for the equipment, PMS.
— Installation of 220 kV outdoor switchgear equipment, 35 kV indoor switchgear modular building.
— Installation and connection of power and control cables.
— High voltage testing of electrical equipment.
— Commissioning: electrical equipment, relay protection and automation, 35 kV complete switchgear cells, ventilation and air conditioning systems, video surveillance systems, fire alarm systems, security alarm systems and RACS. Commissioning. CAEMS, PIES SOAS, APCS, communication systems, ERS.
— Development of commissioning, operational documentation and as is documentation. Commissioning of 220 kV substation.
— Realisation of runs: designed section of 5668.38 m Yuzhnaya – Zubovka overhead power line. designed section of 5618.97 m Chorny Yar – Zubovka overhead power line.
— Installation of 21 double-circuit towers, including 7 intermediate towers (P220-4.1 t) 14 anchor-angle supports (U220n-2.3 of different modifications).
— At 220 kV Chorny Yar substation at 220 kV outdoor switchgear: installation of new 220 kV current transformers and communication capacitors, replacement of HF communication equipment. New ECA, RPA equipment, communication networks in the control room building.
— Installation of ECA and RPA equipment at 500 kV Yuzhnaya substation in the control room building.