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I.S. EN 14750-2:2006

Current

Current

The latest, up-to-date edition.

RAILWAY APPLICATIONS - AIR CONDITIONING FOR URBAN AND SUBURBAN ROLLING STOCK - PART 2: TYPE TESTS

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

01-01-2006

For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.

Only cited Standards give presumption of conformance to New Approach Directives/Regulations.


Dates of withdrawal of national standards are available from NSAI.

€59.00
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Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Test classification
5 Preliminary verifications
6 Comfort tests
   6.1 Air movement
        6.1.1 General remarks
        6.1.2 Air flow rates
        6.1.3 Pressure differentials (visualisation)
   6.2 Critical air speed
   6.3 Measurement of air speeds
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 Pre-cooling test
        7.3.1 Test level TL1
        7.3.2 Test level TL2
   7.4 Regulation tests
   7.5 Tests with door open/closed
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 remarks
   10.2 Temperatures
        10.2.1 Air temperature
        10.2.2 Surface temperatures
   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 Solar load calculation
        11.3.2 Window area
        11.3.3 Wall area
        11.3.4 Roof area
12 Distribution of measuring points
   12.1 General
   12.2 Distribution of sensors in the vehicle
        12.2.1 Comfort envelope temperature measurement
               points
        12.2.2 Surface temperature measurement points
        12.2.3 Supply air outlet temperature measurement
               points
        12.2.4 Comfort envelope air speed measurement points
        12.2.5 Comfort envelope relative humidity measurement
               points
   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 used
        for the determination of the mean interior
        temperature (Tim), the determination of the range
        of extreme interior temperatures and the relative
        humidity in the comfort envelopes and local annexes
   D.1 Vehicles without articulation
   D.2 Vehicles with articulation
Annex E (normative) Location of the measuring points used
        for the determination of surface temperatures
Annex F (normative) Location of sensors

Applies to suburban and/or regional vehicles and also metro and tramway vehicles equipped with cooling and/or heating/ventilation systems. States the comfort parameter measurement methods for compartment or saloon (single level or double-decker).

DocumentType
Standard
Pages
28
PublisherName
National Standards Authority of Ireland
Status
Current

Standards Relationship
UNI EN 14750-2 : 2006 Identical
BS EN 14750-2:2006 Identical
EN 14750-2:2006 Identical
UNE-EN 14750-2:2007 Identical
DIN EN 14750-2:2006-08 Identical

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