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GC0111: Fast Fault Current Injection specification text

Modification status: Concluded

Last updated: 12 July 2019

This modification was raised by:

Electricity North West in April 2018

Purpose of Modification:

To update the Grid Code and G99 with revised text for fast fault current injection to dispel any confusion in interpretation of the existing text.

The governance route for this modification is:


The impact of this modification is on:

Manufacturers, installers and owners of Type B to Type D power park modules connected to both distribution and transmission systems.

The modification is currently at: