DIN EN 13129-2:2004-10

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Preliminary verifications
5 Air movement tests
   5.1 Static air movement tests
        5.1.1 Test conditions
        5.1.2 Air flow rates
        5.1.3 Pressure differentials (Visualisation)
   5.2 Dynamic air movement tests
   5.3 Comfort tests
        5.3.1 Critical air speed
        5.3.2 Measurement of air speeds
6 Climatic tests
   6.1 General remarks
   6.2 Preheating test
   6.3 Precooling test
   6.4 Regulation tests
        6.4.1 Procedure
        6.4.2 Tests in heating mode
        6.4.3 Tests in cooling mode
        6.4.4 Tests with variable mean exterior
               temperature (Tem)
7 Tests at extreme exterior operating conditions
8 Complementary tests
8.1 Verification of the anti-freeze protection
        8.1.1 General remarks
        8.1.2 Aim of the tests
        8.1.3 Test procedure
   8.2 Determination of the coefficient k
        8.2.1 Purpose of the test
        8.2.2 Definition
        8.2.3 Procedure
   8.3 Thermography
   8.4 Noise and vibration
9 Methods of measurement - Measuring instruments
   9.1 General remarks
   9.2 Temperatures
        9.2.1 Air temperature
        9.2.2 Surface temperatures
   9.3 Relative humidity
   9.4 Air speed
   9.5 Airflow rate
   9.6 Simulated speed of the vehicle
   9.7 Equivalent solar energy
   9.8 Energy consumption and power rating
10 Characteristics of the test equipment
   10.1 General remarks
   10.2 Occupation
   10.3 Temperature of the climatic chamber (Tem) and
        uniformity of the temperature of the wind tunnel
   10.4 Relative humidity
   10.5 Simulation of speed (wind)
   10.6 Equivalent solar energy
11 Distribution of measuring points
   11.1 Distribution of sensors in the vehicle
        11.1.1 Comfort envelope temperature measurement
               points
        11.1.2 Surface temperature measurement points
        11.1.3 Supply air outlet temperature measurement
               points
        11.1.4 Comfort envelope air speed measurement points
        11.1.5 Comfort envelope relative humidity measurement
               points
   11.2 Climatic chamber sensor distribution
Annex A (normative) Tests for verification of comfort
        parameters
Annex B (normative) Equivalent solar energy - (Simulation
        of solar exposure)
Annex C (normative) Location of the measuring points used
        for the determination of the mean interior
        temperature in the comfort envelope (Tim) and the
        measurement point location in the local annexes
Annex D (normative) Location of the measuring points used
        for the determination of the range of internal
        temperature extremes and relative humidity across
        the comfort envelope
Annex E (normative) Location of the measuring points used
        for the determination of the variation of internal
        temperatures within the comfort envelope
Annex F (normative) Location of the measuring points used
        for the determination of surface temperatures
Annex G (normative) Location of the measuring points used
        for the determination of air speeds in the comfort
        envelope
Annex H (normative) Location of the sensors in the climatic
        chamber

Applies to main line railway vehicles that carry passengers, but excludes suburban, metro, tramway vehicles and driving cabs.