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August 28, 2021updated 17 Sep 2021 9:57am

Coalburn Substation, UK

By Carmen

Coalburn Substation is a 400/132kV substation located in Coalburn, Lanarkshire, UK. The construction works on Coalburn Substation began in 2019. The project was commissioned in 2019.


The Coalburn Substation project is a new substation being operated by SP Transmission.

The designed voltage level of the project is 400/132kV, while the operating voltage level is 400/132kV. The step-in voltage of the substation is 400kV and the step-out voltage is 132kV. The substation capacity is 360MVA.

Coalburn Substation has received approval from The Office of Gas and Electricity Markets to undertake the works on the project.

Contractors involved

H&MV Engineering was appointed by SP Transmission to undertake design and construction works of the Coalburn Substation.

About SP Transmission

SP Transmission plc (SPT ), is a subsidiary of SP Energy Networks , is a regulated electric transmission utility. The company transmits electricity generated from wind farms, power stations and utilities to distribution system entry points through its transmission network, which comprises of high voltage electricity wires or to direct end users through a national network of high-voltage grids. It owns and operates the transmission network in central and southern Scotland and holds the license to transmit power in these regions. The company is a subsidiary of Scottish Power Energy Networks Holding Limited (SPENH). SPT is headquartered in Blantyre, Scotland, the UK.


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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