# 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), Division 3.5.3.7: High speed test

Extent: E+W+S+N.I.

Perform the measurement at the high speed. It shall be ensured that:
i.. the vehicle is driven through the measurement section along a straight line as straight as possible
ii.. the average driving speed is in accordance with 3.5.2 of this Annex for the measurement section and the preceding stabilisation section
iii.. the stability of the driving speed inside the measurement sections and the stabilisation sections is in accordance with 3.10.1.1 item vii. of this Annex
iv.. the stability of the measured torque inside the measurement sections and the stabilisation sections is in accordance with 3.10.1.1 item viii. of this Annex
v.. the beginning and the end of the measurement sections are clearly recognizable in the measurement data via a recorded trigger signal (opto-electronic barriers plus recorded GPS data) or via use of a DGPS system
vi.. in the driving phases outside the measurement sections and the preceding stabilization sections any unnecessary manoeuvres shall be avoided (e.g. driving in sinuous lines, unnecessary accelerations or decelerations)
vii.. the distance between the measured vehicle to another driven vehicle on the test track shall be at least 500 m.
viii.. at least 10 valid passings per heading are recorded
The high speed test can be used to determine the misalignment of the anemometer if the provisions stated in 3.6 are fulfilled.

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Source: https://www.legislation.gov.uk/eur/2017/2400/annex/VIII/division/3/division/3.5/division/3.5.3/division/3.5.3.7 (the official version)
Page: https://openlegislation.uk/eu-regulation-2017-2400/annex-VIII/division-3/division-3.5/division-3.5.3/division-3.5.3.7
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.