Grid Connection & Storage Strategy14 / 18
Grid Code Requirements & Export Metering
DNO approval, export capacity, anti-islanding, metering standards.
9 min read · Jacob Willis, Net Zero Lead · Last reviewed July 2026
Any generator connected to the grid must follow strict rules to keep the network safe and stable. Understanding grid codes and the connection process is essential before installing renewables, because the connection terms, and sometimes the cost of network reinforcement, can make or break a project. This lesson covers why grid codes exist, the critical anti-islanding function, the UK connection process, protection requirements, and export limitation.
In this lesson
- 01Why grid codes exist
- 02Anti-islanding: the critical safety function
- 03The connection process (UK)
- 04Protection and export limitation
- 05Sources and further reading