Accelerated Loss of Mains Change Programme

Changes were made to the Distribution Code to make the Loss of Mains protection less sensitive. Distributed generation owners that connected before February 2018 in accordance with EREC G59 must ensure their protection settings are up to date with current regulations.

All protection settings updates must be complete by 01 September 2022 to remain compliant with the Distribution Code.

You can declare compliance by visiting

For background information please visit the programme information page:

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