NS EN 12736 : 1ED 2002

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Preconditioning of the vehicle
5 Preparation of vehicle
6 Acoustical environment
  6.1 Test site
  6.2 Background noise
  6.3 Environmental conditions
7 Acoustical measurement device
8 Operation mode
  8.1 Position of microphones
  8.2 Duration of measurement
  8.3 Reading
9 Test report
  9.1 Data of the test vehicle
      9.1.1 Trade name or mark of the vehicle
      9.1.2 Battery
      9.1.3 Charger
  9.2 Test site and ambient conditions
      9.2.1 Ambient temperature
      9.2.2 Barometric pressure
      9.2.3 Relative humidity
  9.3 Measuring instrument description
  9.4 A-weighted background noise pressure level
  9.5 Readings of the sound pressure levels with the
      vehicle, expressed in dB(A)
Annex A (informative) Different airborne noise limits
        existing in different European countries

Gives the procedure for measurement of the airborne acoustical noise emissions of electrically propelled road vehicles from category M[1], M[2], N[1], or N[2] during charging, the vehicle being fitted with an on-board charger.