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Charging
All users of the electricity transmission system pay to use it. This brief overview looks at who pays, for what, and how the charges are calculated.All users of Great Britain’s electricity network…
Charging
On this page you can see a historic data related to the operating margin (OPMR).New forecast volume of reserve, forecast volume of frequency response required, annual weighting factors for STOR…
Balancing services
The Obligatory Reactive Power Service (ORPS) is the provision of varying reactive power output. At any given output generators may be requested to produce or absorb reactive power to help manage…
Balancing services
Reactive power services are how we make sure voltage levels on the system remain within a given range, above or below nominal voltage levels. We instruct generators or other asset owners to either…
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Strategic Energy Planning
Recommended network design facilitates the connection of up to 4.5 GW of renewable energy capacity in the Celtic Sea, with three connections into South Wales and South West England. …
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Charging
July Forecast TNUoS Tariffs for 2025-26 - Tables