{
  "url": "https://openlegislation.uk/eu-regulation-2016-1447/annex-I",
  "json_url": "https://openlegislation.uk/eu-regulation-2016-1447/annex-I.json",
  "legislation": "eur/2016/1447",
  "legislation_title": "Commission Regulation (EU) 2016/1447 of 26 August 2016 establishing a network code on requirements for grid connection of high voltage direct current systems and direct current-connected power park modules (Text with EEA relevance)",
  "legislation_url": "https://openlegislation.uk/eu-regulation-2016-1447",
  "path": "annex/I",
  "kind": "annex",
  "number": "I",
  "heading": "Frequency ranges referred to in Article 11",
  "text": "Frequency range\nTime period for operation\n47.0 Hz-47.5 Hz\n60 seconds\n47.5 Hz-48.5 Hz\nTo be specified by each relevant TSO, but longer than established times for generation and demand according to Regulation (EU) 2016/631 and Regulation (EU) 2016/1388 respectively, and longer than for DC-connected PPMs according to Article 39\n48.5 Hz-49.0 Hz\nTo be specified by each relevant TSO, but longer than established times for generation and demand according to Regulation (EU) 2016/631 and Regulation (EU) 2016/1388 respectively, and longer than for DC-connected PPMs according to Article 39\n49.0 Hz-51.0 Hz\nUnlimited\n51.0 Hz-51.5 Hz\nTo be specified by each relevant TSO, but longer than established times for generation and demand according to Regulation (EU) 2016/631 and Regulation (EU) 2016/1388 respectively, and longer than for DC-connected PPMs according to Article 39\n51.5 Hz-52.0 Hz\nTo be specified by each relevant TSO, but longer than for DC-connected PPMs according to Article 39\nTable 1: Minimum time periods an HVDC system shall be able to operate for different frequencies deviating from a nominal value without disconnecting from the network.",
  "extent": "E+W+S+N.I.",
  "status": null,
  "version": "current",
  "annotations": [
    {
      "type": "F",
      "label": "F1",
      "text": "Figure in Annex 1 substituted (31.12.2020) by The Electricity and Gas (Internal Markets and Network Codes) (Amendment etc.) (EU Exit) Regulations 2020 (S.I. 2020/1006), reg. 1(2), Sch. 3 para. 35(a)"
    },
    {
      "type": "F",
      "label": "F2",
      "text": "Figure in Annex 1 substituted (31.12.2020) by The Electricity and Gas (Internal Markets and Network Codes) (Amendment etc.) (EU Exit) Regulations 2020 (S.I. 2020/1006), reg. 1(2), Sch. 3 para. 35(b)"
    },
    {
      "type": "F",
      "label": "F3",
      "text": "Figure in Annex 1 substituted (31.12.2020) by The Electricity and Gas (Internal Markets and Network Codes) (Amendment etc.) (EU Exit) Regulations 2020 (S.I. 2020/1006), reg. 1(2), Sch. 3 para. 35(c)"
    },
    {
      "type": "F",
      "label": "F4",
      "text": "Figure in Annex 1 substituted (31.12.2020) by The Electricity and Gas (Internal Markets and Network Codes) (Amendment etc.) (EU Exit) Regulations 2020 (S.I. 2020/1006), reg. 1(2), Sch. 3 para. 35(d)"
    },
    {
      "type": "F",
      "label": "F5",
      "text": "Figure in Annex 1 substituted (31.12.2020) by The Electricity and Gas (Internal Markets and Network Codes) (Amendment etc.) (EU Exit) Regulations 2020 (S.I. 2020/1006), reg. 1(2), Sch. 3 para. 35(e)"
    },
    {
      "type": "F",
      "label": "F6",
      "text": "Figure in Annex 1 substituted (31.12.2020) by The Electricity and Gas (Internal Markets and Network Codes) (Amendment etc.) (EU Exit) Regulations 2020 (S.I. 2020/1006), reg. 1(2), Sch. 3 para. 35(f)"
    },
    {
      "type": "F",
      "label": "F7",
      "text": "Figure in Annex 1 substituted (31.12.2020) by The Electricity and Gas (Internal Markets and Network Codes) (Amendment etc.) (EU Exit) Regulations 2020 (S.I. 2020/1006), reg. 1(2), Sch. 3 para. 35(g)"
    }
  ],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/eur/2016/1447/annex/I",
    "retrieved_at": "2026-11-01T14:45:35.996013+00:00"
  },
  "licence": "Open Government Licence v3.0",
  "licence_url": "https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/",
  "attribution": "Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives."
}