Comprehensive, turn-key construction of a 110/20 kV 40 MVA substation. Design, supply and start-up of green energy measurement systems in 15 WTGs, along with the supply, installation and start-up of the complete measurement system. Execution of 20 kV MV and fire wire lines (approx. 25 km), Design, execution and start-up of a connectivity system with PSE Operator S.A. and PGE Dystrybucja S.A. Białystok Unit. Conduction of compliance tests on the Wind Farm, in accordance with IRiESD requirements (Polish Distribution Grid Code), including the so-called energy quality tests.