European Network Codes

Requirements for Generator Network Code (RfG)

Last updated 20 July 2018
National Grid links in red below.

GC0100 - EU Connection Codes GB Implementation - Mod 1

This modification will set out within the Distribution Code and Grid Code the following compliance obligations in the EU Connection Codes:

1. Scope and applicability of the RfG, DCC and HVDC requirements for GB users

2. Set the x4 Type (A-D) MW banding levels for GB, as required in RfG

3. Set the GB Fast Fault Current Injection parameters, as set out in RfG

4. Set the GB Fault Ride Through requirements, as set out in RfG and HVD

Modification Proposal

See GC102 for Authority Decision

GC0101 - EU Connection Codes GB Implementation - Mod 2

This modification will set out within the Distribution Code and Grid Code the following compliance obligations in the EU Connection Codes:

1. Set the Voltage & Reactive requirement in GB, as required in RfG and HVDC

2. Set the Frequency requirements in GB, as required in RfG and HVDC

Modification Proposal

See GC102 for Authority Decision

GC0102 - EU Connection Codes GB Implementation - Mod 3

This modification will set out within the Distribution Code and Grid Code the following compliance obligations in the EU Connection Codes:

1. Set the System Management parameters, as set out in RfG and HVDC

2. Set the Compliance requirements, as set out in RfG, DCC and HVDC

Modification Proposal

Consultation

DCRP Report to Authority

Distribution Code GC0102/DCRP Authority Decision


DCRP/MP/18/04 - Revision of Engineering Recommendations (EREC) G98 and G99

The purpose of this Report is to implement the proposed modifications to Engineering Recommendations G98 and G99. The proposed modifications deal with two issues with the recently approved EREC G98 and EREC G99: incorrect implementation date and the interaction of DC0079, approved by the Authority on 04 May 2018. A small number of typographical errors are also corrected.

DCRP/MP/18/04 Report to Authority

DCRP/MP/18/04 Report Appendices

DCRP/MP/18/04 Authority Decision

Demand Connection Code (DCC)

GC0104 - EU Connection Codes GB Implementation - Demand Connection Code

This modification will set out within the Distribution Code and Grid Code the following compliance obligations in the European Network Code – Demand Connection Code (DCC)

1. Technical requirements for New* Transmission-connected Demand Facilities; Transmission-connected Distribution Facilities and Distribution Systems.

2. Technical requirements for Demand Units used by a Demand Facility or a Closed Distribution System to provide Demand Response Services to System Operators.

* ‘New’ is defined as not being connected to the system at the time that the code enters into force and not having concluded a final and binding contract for the purchase of main plant items by two years after entry into force.

DCRP/MP/18/05 - Report to Authority

DCRP/MP/18/05 - Report to Authority Appendices

DCRP/MP/18/05 - Authority Decision