{
  "url": "https://openlegislation.uk/eu-regulation-2017-2400/annex-VI/division-4/division-4.1/division-4.1.10",
  "json_url": "https://openlegislation.uk/eu-regulation-2017-2400/annex-VI/division-4/division-4.1/division-4.1.10.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/division/4/division/4.1/division/4.1.10",
  "kind": "division",
  "number": "4.1.10",
  "heading": "Measurement uncertainty",
  "text": "The part of the calculated measurement uncertainty UT,pum/tur exceeding 1 % of the measured torque Tc,pum/tur shall be used to correct the characteristic value of the TC as defined below.\nΔUT,pum/tur = MAX (0, (UT,pum/tur – 0,01 * Tc,pum/tur))\nThe uncertainty UT,pum/tur of the torque measurement shall be calculated based on the following parameter:\n(i)Calibration error (incl. sensitivity tolerance, linearity, hysteresis and repeatability)\nThe uncertainty UT,pum/tur of the torque measurement is based on the uncertainties of the sensors at 95 % confidence level.\nUT,pum/tur = 2 * ucal\nucal=1×Wcalkcal×Tn\nwhere:\nTc,pum/tur Current / measured torque value at input/output torque sensor (uncorrected) [Nm]\nTpum Input (pump) torque (after uncertainty correction) [Nm]\nUT,pum/tur Uncertainty of input / output torque measurement at 95 % confidence level separately for input and output torque sensor[Nm]\nTn Nominal torque value of torque sensor [Nm]\nucal Uncertainty by torque sensor calibration [Nm]\nWcal Relative calibration uncertainty (related to nominal torque) [%]\nkcal Calibration advancement factor (if declared by sensor manufacturer, otherwise = 1)",
  "extent": "E+W+S+N.I.",
  "status": null,
  "version": "current",
  "annotations": [],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/eur/2017/2400/annex/VI/division/4/division/4.1/division/4.1.10",
    "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."
}