Performed works:

— 12.4 km of on-site roads.
— Arrangement of culverts: 27 pcs, foundations of wind turbines: 13 pcs, crane platforms: 13 pcs, turning platforms: 4 pcs, cable crossings under roads: 19 pcs.
— Comprehensive commissioning activities and testing of the wind power unit electrical equipment to ensure uninterrupted operation of 57 wind power units, as well as fulfilment of the regulatory requirements.
— Installation of commercial electricity metering systems in the transformer room in the gondola. Connection and commissioning of control and measurement systems, relay protection systems installed at the base of 35 kV GISG tower.
— Acceptance tests for commissioning of 35 kV GISG equipment, 35 kV cable line, 0.69/35 kV power transformer, 0.69/0.4 kV auxiliary transformer, 3450 kW asynchronous generator in 57 WPU.
— Preparation of technical reports for submission to the Customer, RTN, GSN, and grid organisation for WPU equipment. Development, maintenance of documentation and performance of technical audit of operational, executive, design and other documentation, including for obtaining permits for supply of energy resources and testing of generating equipment. Participation in working committees as an operating organisation.
— Operational and process control of the Kola WF equipment during the commissioning stage: Technological management of all wind farm equipment, maintenance of the permit system, operational interaction with state authorities, dispatch centre, grid organisations, ensuring reliable equipment operation, etc.
— Voltage supply to the main equipment of the substation, 35 kV switchgear, CL-35k from the substation to WPU. Testing of generating equipment, determination of system-wide technical parameters and characteristics of generating equipment. Submission of the Kolskaya WF to permanent operation.
— Fault location and repair of 35 kW cable and FOCL lines.

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Equipment:

— 57 wind power units (WPU).
— SG 3.4-132 turbines. 3.55 MW, rotor diameter 132 m, tower height 82 m, type: pipe, 3 sections. Operating wind speed 3–30 m/s. Weight of turbine assembly 20 t, asynchronous generator, 690 V, 50 Hz. 3 blades, each 64.5 m long, composite material based on organic matrix with glass fibre reinforcement (operating temperature: −30…+30°C). Manufacturer: Siemens-Gamesa.
— 150/35 kW switchgear and 150 kW overhead transmission line from the 150/35 kW switchgear to the 330 kW Murmanskaya substation, wind turbines are connected to the 35 kW indoor switchgear in the 150/35 kW switchgear via seven 35 kW cable lines.