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  1. Market Data
October 8, 2021

Viana Substation – Upgrade – 400/220/60 kV, Angola

By Carmen

Viana Substation – Upgrade – 400/220/60 kV is a 400kV substation located in Viana Thermal Power Plant, Luanda, Angola.

The Viana Substation – Upgrade – 400/220/60 kV project’s construction has begun in 2018. The works are expected to be commissioned in 2021.


Viana Substation – Upgrade – 400/220/60 kV project, which is an upgrade substation, will be operated by Rede Nacional de Transporte de Electricidade.

The designed voltage level of the substation is 400/220/60kV and the operating voltage level is 400/220/60kV.

The step-in voltage of the project is 400kV and the step-out voltage is 60kV.

Viana Substation – Upgrade – 400/220/60 kV project development status

The development of the Viana Substation – Upgrade – 400/220/60 kV project was approved by Instituto Regulador dos Servicos de Electricidade e de Agua in 2018. The project is expected to be commissioned in 2021.


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.

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