{
  "url": "https://openlegislation.uk/eu-regulation-2017-2400/annex-VI/appendix-4",
  "json_url": "https://openlegislation.uk/eu-regulation-2017-2400/annex-VI/appendix-4.json",
  "legislation": "eur/2017/2400",
  "legislation_title": "Commission Regulation (EU) 2017/2400 of 12 December 2017 implementing Regulation (EC) No 595/2009 of the European Parliament and of the Council as regards the determination of the CO2 emissions and fuel consumption of heavy-duty vehicles and amending Directive 2007/46/EC of the European Parliament and of the Council and Commission Regulation (EU) No 582/2011 (Text with EEA relevance)",
  "legislation_url": "https://openlegislation.uk/eu-regulation-2017-2400",
  "path": "annex/VI/appendix/4",
  "kind": "appendix",
  "number": "4",
  "heading": null,
  "text": "Other torque transferring components (OTTC) information document\nInformation document no.:\nIssue:\nDate of issue:\nDate of Amendment:\npursuant to …\nOTTC type/family (if applicable):\n…\n0.\nGENERAL\n0.1\nName and address of manufacturer\n0.2\nMake (trade name of manufacturer):\n0.3\nOTTC type:\n0.4\nOTTC family:\n0.5\nOTTC type as separate technical unit/OTTC family as separate technical unit\n0.6\nCommercial name(s) (if available):\n0.7\nMeans of identification of model, if marked on the OTTC:\n0.8\nIn the case of components and separate technical units, location and method of affixing of the GB approval mark:\n0.9\nName(s) and address(es) of assembly plant(s):\n0.10\nName and address of the manufacturer's representative:\nPART 1\nESSENTIAL CHARACTERISTICS OF THE (PARENT) OTTC AND THE OTTC TYPES WITHIN AN OTTC FAMILY\nParent OTTC\nFamily member\n#1\n#2\n#3\n0.0\nGENERAL\n0.1\n. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n0.2\n. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n0.3\n. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n0.4\n. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n0.5\n. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n0.6\n. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n0.7\n. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n0.8.\n. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n0.9.\n. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\n1.0\nSPECIFIC OTTC INFORMATION\n1.1\nFor hydrodynamic torque transferring components (OTTC) / retarder\n1.1.1\nOuter torus diameter\n1.1.2\nTorus width\n1.1.3\nBlade design\n1.1.4\nOperating fluid\n1.1.5\nOuter torus diameter - inner torus diameter (OD-ID)\n1.1.6\nNumber of blades\n1.1.7\nOperating fluid viscosity\n1.2\nFor magnetic torque transferring components (OTTC) / Retarder\n1.2.1\nDrum design (electro magnetic retarder or permanent magnetic retarder)\n1.2.2\nOuter rotor diameter\n1.2.3\nCooling blade design\n1.2.4\nBlade design\n1.2.5\nOperating fluid\n1.2.6\nOuter rotor diameter - inner rotor diameter (OD-ID)\n1.2.7\nNumber of rotors\n1.2.8\nNumber of cooling blades/blades\n1.2.9\nOperating fluid viscosity\n1.2.10\nNumber of arms\n1.3\nFor torque transferring components (OTTC)/hydrodynamic clutch\n1.3.1\nOuter torus diameter\n1.3.2\nTorus width\n1.3.3\nBlade design.\n1.3.4\nOperating fluid viscosity\n1.3.5\nOuter torus diameter - inner torus diameter (OD-ID)\n1.3.6\nNumber of blades\nLIST OF ATTACHMENTS\nNo.:\nDescription:\nDate of issue:\n1\nInformation on OTTC test conditions\n…\n2\n…",
  "extent": "E+W+S+N.I.",
  "status": null,
  "version": "current",
  "annotations": [
    {
      "type": "F",
      "label": "F1",
      "text": "Substituted by Commission Regulation (EU) 2019/318 of 19 February 2019 amending Regulation (EU) 2017/2400 and Directive 2007/46/EC of the European Parliament and of the Council as regards the determination of the CO2 emissions and fuel consumption of heavy-duty vehicles (Text with EEA relevance)."
    },
    {
      "type": "F",
      "label": "F2",
      "text": "Words in Annex 6 Appendix 4 point 0.8 substituted (31.12.2022 at 11.00 p.m.) by The Road Vehicles and Non-Road Mobile Machinery (Type-Approval) (Amendment and Transitional Provisions) (EU Exit) Regulations 2022 (S.I. 2022/1273), regs. 1(2), 83(5)(d)"
    },
    {
      "type": "F",
      "label": "F3",
      "text": "Deleted by Commission Regulation (EU) 2019/318 of 19 February 2019 amending Regulation (EU) 2017/2400 and Directive 2007/46/EC of the European Parliament and of the Council as regards the determination of the CO2 emissions and fuel consumption of heavy-duty vehicles (Text with EEA relevance)."
    }
  ],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/eur/2017/2400/annex/VI/appendix/4",
    "retrieved_at": "2026-11-01T14:44:20.922900+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."
}