Curitiba Leste Substation is a 525/230kV substation located in Curitiba Leste, Parana, Brazil. The construction works on Curitiba Leste Substation began in 2014. The project was commissioned in 2015.


The Curitiba Leste Substation project is a new substation being operated by Operador Nacional do Sistema Eletrico.

The designed voltage level of the project is 525/230kV, while the operating voltage level is 525/230kV. The step-in voltage of the substation is 525kV and the step-out voltage is 230kV. The substation capacity is 672MVA.

Curitiba Leste Substation has received approval from Ministry of Mines and Energy, Brazil to undertake the works on the project.

Contractors Involved

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By GlobalData

Toshiba Transmission and Distribution Systems Brazil was appointed by Operador Nacional do Sistema Eletrico to undertake design and construction works of the Curitiba Leste Substation.

About Operador Nacional do Sistema Eletrico

Operador Nacional do Sistema Eletrico (ONS) is a non-profit civil association. The company is engaged in coordinating and monitoring of transmission, generation and distribution of electric power in National Interconnected System (NIS). It perform its operation under the supervision and regulation of the Electric Energy National Agency (ANEEL). ONS is headquartered in Brazil.


All publicly-announced T&D Line & Substation projects included in this analysis are drawn from GlobalData’s Power IC. The information regarding the projects is sourced through secondary information sources such as country specific utility players, company news and reports, statistical organisations, regulatory body, government planning reports and their publications and is further validated through primary from various stakeholders such as power utility companies, consultants, energy associations of respective countries, government bodies and professionals from leading players in the power sector.