SN EN 14813-2 : 2006 + A1 2011

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Test classification
5 Preliminary verifications
6 Comfort tests
   6.1 Air movement tests
       6.1.1 General remarks
       6.1.2 Air flow rates
       6.1.3 Pressure differentials (visualisation)
   6.2 Measurement of air speeds
   6.3 Thermal comfort
7 Climatic tests
   7.1 General remarks
   7.2 Preheating test
       7.2.1 Test level TL1
       7.2.2 Test level TL2
   7.3 Precooling test
       7.3.1 Test level TL1
       7.3.2 Test level TL2
   7.4 Regulation test
8 Tests at extreme exterior operating conditions
9 Complementary tests
   9.1 Determination of the coefficient k
       9.1.1 Purpose of the test
       9.1.2 Definition
       9.1.3 Procedure
   9.2 Thermography
   9.3 Noise emission
   9.4 Vibration generation
10 Methods of measurement - Measuring instruments
   10.1 General remark
   10.2 Temperatures
        10.2.1 Air temperature
        10.2.2 Surface temperature
   10.3 Relative humidity
   10.4 Air speed
   10.5 Airflow rate
   10.6 Simulated speed of the vehicle
   10.7 Equivalent solar load
   10.8 Energy consumption and power rating
11 Characteristics of the test equipment
   11.1 General remarks
   11.2 Occupation
   11.3 Equivalent solar load
        11.3.1 General
        11.3.2 Solar load calculation
        11.3.3 Front window area
        11.3.4 Wall area
        11.3.5 Roof area
 12 Distribution of measuring points
    12.1 General
    12.2 Measuring points in the driving cab
    12.3 Climatic chamber sensor distribution
Annex A (normative) Test programme for TL1
Annex B (normative) Test programme for TL2
Annex C (normative) Equivalent solar load
Annex D (normative) Location of the measuring points
        in a driving cab
Annex E (normative) Location of the temperature sensors
        in the test chamber
Annex ZA (informative) Relationship between this European
         Standard and the Essential Requirements of EU
         Directive 96/48/EC

Applies to railway vehicle driving cabs which are air-conditioned or heated/ventilated. These include: - Locomotives; - Mainline, suburban or regional vehicles; - Urban vehicles such as metros and trams.