How Nnewi's 800 MVA substation gives the grid more options
Four transformers, three voltage levels and eighteen line bays — and what all of it is for on the day something goes out of service.
The Courtyard
The Courtyard's infrastructure desk covers power, transmission and the projects reshaping how electricity reaches Nigerian towns. We report on the contractors and agencies doing the work; we are not commissioned by them.
Why the Kwara substation uses 330 kV, 132 kV and 33 kV
One facility, three voltage levels, three different jobs — and the transformers that connect them.