System security services
We use several techniques and services to help maintain the security and quality of electricity supply across Britain's transmission system. Here you can find out about system security services and how you can participate.
The techniques we use are:
- buying or selling electricity in the balancing mechanism;
- buying or selling electricity through trading; and
- entering into contracts for balancing services.
Megawatt Dispatch
This new transmission constraints management service will complement existing market routes, like the Balancing Mechanism and Wider Access Markets.
Restoration Services
We use a number of techniques and services to help maintain the security and quality of electricity supply across Britain's transmission system. Find out more about these services and how you…
System operator to system operator (SO to SO)
SO to SO services are provided mutually with other transmission system operators connected to Britain's transmission system via interconnectors.
Intertrips
Intertrip services are required as an automatic control arrangement where generation may be reduced or disconnected following a system fault event.
Transmission constraint management
Required where the electricity transmission system is unable to transmit power to the location of demand due to congestion at one or more parts of the transmission network.
Maximum Generation
The Maximum Generation (Max Gen) service allows access to capacity which is outside of the Generator’s normal operating range in emergency circumstances.