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Charging
TNUoS CSV File Specification - STAR Release v3.0 1
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Charging
TNUoS Demand CSV File Specification - STAR Release v2.1
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Charging
April 2024 Forecast TNUoS Tariffs – Five-Year View (2025/26 to 2029/30) – Webinar Slides and Recording
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Charging
Basic Overview of our Transmission Charges
Balancing services
At certain times of the day, we need access to sources of extra power in the form of either increased generation or demand reduction. This enables us to manage a greater than forecast…
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…
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
Super SEL is utilised to directly decrease the sum of the minimum MW level or Stable Export Limit (SEL) of generators synchronized to the system by lowering the minimum generating level at a…
Balancing services
Please note: We are no longer actively procuring this service. The information provided on this page is for existing providers of BM start up services.
Balancing services
Reserve is needed for frequency management when there is an imbalance between supply of energy and demand for energy.