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Division 4.1.2.1 Vehicles of category M1, M2 ≤ 3 500 kg, N1

United Kingdom

Original text. Later amendments are not shown.

The path of the centreline of the vehicle shall follow line CC' as closely as possible throughout the entire test, from the approach to line AA' until the rear of the vehicle passes line BB'. If the vehicle is fitted with more than two-wheel drive, it shall be tested in the drive selection which is intended for normal road use.

If the vehicle is fitted with an auxiliary manual transmission or a multi-gear axle, the position used for normal urban driving shall be used. In all cases, the gear ratios for slow movements, parking or braking shall be excluded.

The test mass of the vehicle shall be that set out in the Table in point 3.2.1.

The test speed vtest is 50 km/h ± 1 km/h. The test speed shall be reached when the reference point is at line PP'.

  1. 4.1.2.1.1Power to mass ratio index (PMR)
  2. 4.1.2.1.2Calculation of acceleration
  3. 4.1.2.1.3Partial power factor kP
  4. 4.1.2.1.4Gear ratio selection
  5. 4.1.2.1.5Acceleration test
  6. 4.1.2.1.6Constant speed test