Eletrosul investmed some R$1.5m ($660,600) in the stations, which are located in the country's southernmost state of Rio Grande do Sul, in the center west state of Mato Grosso do Sul and in the northern Amazon region state of Rondônia.

Final adjustments are being made to the stations, the company says.

The measurements will be used to determine technical feasibility of solar projects at the central office at the company's headquarters in the city of Florianópolis.

The