{
  "url": "https://openlegislation.uk/eu-regulation-2016-1447/annex-III",
  "json_url": "https://openlegislation.uk/eu-regulation-2016-1447/annex-III.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/III",
  "kind": "annex",
  "number": "III",
  "heading": "Voltage ranges referred to in Article 18",
  "text": "Synchronous Area\nVoltage Range\nTime period for operation\n. . .\n. . .\n. . .\n. . .\n. . .\n. . .\n. . .\n. . .\n. . .\n. . .\nGreat Britain\n0.90 pu-1.10 pu\nUnlimited\n. . .\n. . .\n. . .\n. . .\n. . .\n. . .\n. . .\n. . .\nTable 4: Minimum time periods an HVDC system shall be capable of operating for voltages deviating from the reference 1 pu value at the connection points without disconnecting from the network. This table applies in case of pu voltage base values at or above 110 kV and up to (not including) 300 kV.\nSynchronous Area\nVoltage Range\nTime period for operation\n. . .\n. . .\n. . .\n. . .\n. . .\n. . .\n. . .\n. . .\n. . .\n. . .\n. . .\n. . .\nGreat Britain\n0.90 pu-1.05 pu\nUnlimited\n1.05 pu-1.10 pu\n15 minutes\n. . .\n. . .\n. . .\n. . .\n. . .\n. . .\n. . .\n. . .\nTable 5: Minimum time periods an HVDC system shall be capable of operating for voltages deviating from the reference 1 pu value at the connection points without disconnecting from the network. This table applies in case of pu voltage base values from 300 kV to 400 kV (included).",
  "extent": "E+W+S+N.I.",
  "status": null,
  "version": "current",
  "annotations": [
    {
      "type": "F",
      "label": "F1",
      "text": "Words in Annex 3 omitted (31.12.2020) by virtue of 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. 37(2)(a)"
    },
    {
      "type": "F",
      "label": "F2",
      "text": "Words in Annex 3 omitted (31.12.2020) by virtue of 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. 37(2)(b)"
    },
    {
      "type": "F",
      "label": "F3",
      "text": "Word in Annex 3 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. 37(2)(c)(i)"
    },
    {
      "type": "F",
      "label": "F4",
      "text": "Word in Annex 3 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. 37(2)(c)(ii)"
    },
    {
      "type": "F",
      "label": "F5",
      "text": "Words in Annex 3 omitted (31.12.2020) by virtue of 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. 37(2)(d)"
    },
    {
      "type": "F",
      "label": "F6",
      "text": "Words in Annex 3 omitted (31.12.2020) by virtue of 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. 37(2)(e)"
    },
    {
      "type": "F",
      "label": "F7",
      "text": "Words in Annex 3 omitted (31.12.2020) by virtue of 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. 37(3)(a)"
    },
    {
      "type": "F",
      "label": "F8",
      "text": "Words in Annex 3 omitted (31.12.2020) by virtue of 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. 37(3)(b)"
    },
    {
      "type": "F",
      "label": "F9",
      "text": "Word in Annex 3 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. 37(3)(c)(i)"
    },
    {
      "type": "F",
      "label": "F10",
      "text": "Word in Annex 3 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. 37(3)(c)(ii)"
    },
    {
      "type": "F",
      "label": "F11",
      "text": "Word in Annex 3 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. 37(3)(c)(iii)"
    },
    {
      "type": "F",
      "label": "F12",
      "text": "Words in Annex 3 omitted (31.12.2020) by virtue of 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. 37(3)(d)"
    },
    {
      "type": "F",
      "label": "F13",
      "text": "Words in Annex 3 omitted (31.12.2020) by virtue of 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. 37(3)(e)"
    }
  ],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/eur/2016/1447/annex/III",
    "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."
}