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ESO content (1807)
Networks
Our colleagues are at the heart of the ESO, working hard to operate a safe and reliable electricity system all whilst supporting the transition to a greener, and more efficient system for future…
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.
Codes
You can raise a modification – or mod – when you want to propose a change to any part of the CUSC.For more information, please contact [email protected] for any current or…
Codes
The Connection and Use of System Code is the contractual framework for connecting to and using the National Electricity Transmission System (NETS).As the code administrator for the CUSC, we maintain…
Networks
Every year, the ESO assesses and manages outages on the National Electricity Transmission System across the Scotland, England and Wales.
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Codes
CUSC Section 11 - Interpretation and Definitiions