prEN IEC 61373:2023
(Main)Railway applications - Rolling stock equipment - Shock and vibration tests
Railway applications - Rolling stock equipment - Shock and vibration tests
Bahnanwendungen – Betriebsmittel von Bahnfahrzeugen – Prüfungen für Schwingen und Schocken
Applications ferroviaires - Matériel roulant - Essais de chocs et vibrations
Železniške naprave - Oprema voznih sredstev - Preskusi na udarce in vibracije
General Information
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Standards Content (Sample)
SLOVENSKI STANDARD
01-februar-2024
Železniške naprave - Oprema voznih sredstev - Preskusi na udarce in vibracije
Railway applications - Rolling stock equipment - Shock and vibration tests
Bahnanwendungen – Betriebsmittel von Bahnfahrzeugen – Prüfungen für Schwingen
und Schocken
Applications ferroviaires - Matériel roulant - Essais de chocs et vibrations
Ta slovenski standard je istoveten z: prEN IEC 61373:2023
ICS:
17.160 Vibracije, meritve udarcev in Vibrations, shock and
vibracij vibration measurements
45.060.01 Železniška vozila na splošno Railway rolling stock in
general
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.
9/3019/CDV
COMMITTEE DRAFT FOR VOTE (CDV)
PROJECT NUMBER:
IEC 61373 ED3
DATE OF CIRCULATION: CLOSING DATE FOR VOTING:
2023-12-01 2024-02-23
SUPERSEDES DOCUMENTS:
9/2862/CD, 9/2896A/CC
IEC TC 9 : ELECTRICAL EQUIPMENT AND SYSTEMS FOR RAILWAYS
SECRETARIAT: SECRETARY:
France Mr Denis MIGLIANICO
OF INTEREST TO THE FOLLOWING COMMITTEES: PROPOSED HORIZONTAL STANDARD:
Other TC/SCs are requested to indicate their interest, if any, in this
CDV to the secretary.
FUNCTIONS CONCERNED:
EMC ENVIRONMENT QUALITY ASSURANCE SAFETY
SUBMITTED FOR CENELEC PARALLEL VOTING NOT SUBMITTED FOR CENELEC PARALLEL VOTING
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is drawn to the fact that this Committee Draft for Vote (CDV) is
submitted for parallel voting.
The CENELEC members are invited to vote through the CENELEC
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AC/22/2007 or NEW GUIDANCE DOC).
TITLE:
Railway applications – Rolling stock equipment – Shock and vibration tests
PROPOSED STABILITY DATE: 2027
NOTE FROM TC/SC OFFICERS:
electronic file, to make a copy and to print out the content for the sole purpose of preparing National Committee positions.
You may not copy or "mirror" the file or printed version of the document, or any part of it, for any other purpose without
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9/3019/CDV – 2 – IEC CDV 61373 IEC 2023
CONTENTS
CONTENTS . 2
FOREWORD . 5
INTRODUCTION . 8
1 Scope . 9
2 Normative references . 11
3 Terms, definitions, symbols and abbreviated terms . 11
3.1 Terms and definitions . 11
3.1.1 random vibration . 11
3.1.2 Gaussian distribution . 11
3.1.3 acceleration spectral density (ASD) . 12
3.1.4 component. 12
3.1.5 cubicle . 12
3.1.6 acceleration ratio . 12
3.1.7 weakest point . 12
3.2 Symbols and abbreviated terms. 12
4 General . 13
5 Order of testing . 13
6 Reference information required by the test house . 14
6.1 General . 14
6.2 Method of mounting and orientation of equipment under test . 14
6.3 Reference and check points . 16
6.3.1 General . 16
6.3.2 Fixing point . 17
6.3.3 Check point . 17
6.3.4 Reference point . 17
6.3.5 Measuring point . 17
6.4 Mechanical state and functioning during test . 18
6.4.1 Mechanical state . 18
6.4.2 Functional tests . 18
6.4.3 Performance tests . 18
6.5 Reproducibility for random vibration tests . 18
6.5.1 General . 18
6.5.2 Acceleration spectral density (ASD) . 18
6.5.3 Root mean square value (RMS) . 18
6.5.4 Probability density function (PDF) . 19
6.5.5 Duration . 19
6.6 Measuring tolerances . 19
6.7 Recovery . 19
7 Initial measurements and preconditioning . 19
8 Functional random vibration test conditions . 20
8.1 Test severity and frequency range . 20
8.1.1 Body mounted – Category 1 Class A . 21
8.1.2 Body mounted – Category 1 Class B . 24
8.1.3 Bogie mounted – Category 2 . 27
8.1.4 Axle mounted – Category 3 . 30
8.2 Duration of functional vibration tests . 32
IEC CDV 61373 IEC 2023 – 3 – 9/3019/CDV
8.3 Functioning during test . 32
9 Simulated long-life testing at increased random vibration levels . 32
9.1 Test severity and frequency range . 32
9.1.1 Body mounted – Category 1 Class A . 33
9.1.2 Body mounted – Category 1 Class B . 34
9.1.3 Bogie mounted – Category 2 . 35
9.1.4 Axle mounted – Category 3 . 36
9.2 Duration and acceleration ratio of long-life vibration tests . 36
10 Shock testing conditions . 38
10.1 Pulse shape and tolerance . 38
10.2 Velocity changes . 38
10.3 Mounting . 38
10.4 Repetition rate . 38
10.5 Test severity, pulse shape and direction . 38
10.6 Number of shocks . 39
10.7 Functioning during test . 40
11 Transportation and handling . 40
12 Final measurements and acceptance criteria . 40
12.2 Acceptance criteria . 40
13 Test exemption . 41
14 Report . 41
15 Test certificate . 41
16 Disposal . 42
Annex A (informative) Explanation of service measurements, measuring positions,
methods of recording service data, summary of service data, and method used to
obtain random test levels from acquired service data . 44
Annex B (informative) Figure identifying general location of equipment on railway
vehicles and their resulting test category . 56
Annex C (informative) Example of a type test certificate . 57
Annex D (informative) Guidance for calculating RMS values from ASD values or levels . 58
Annex E (informative) Guidance for numerical validation of structural parts of cubicles . 60
Figure A.1 – Standard measuring positions used for axle, bogie (frame) and body . 44
Figure A.2 – Typical fatigue strength curve . 49
Figure A.3 – Acceleration ratio as function as number of cycles during long life test NT . 51
Figure A.4 – Default acceleration ratio as function as long-life test duration d for
LLT
categories 1 and 2 . 52
Figure A.4 – Default acceleration ratio as function as long-life test duration d for
LLT
category 3 . 52
Figure B.1 – General location of equipment on vehicles . 56
Figure D.1 – ASD spectrum . 59
Figure E.1 – Stress value on element, Frequency Response Analysis . 65
Figure E.2 – Power Spectral Density, acceleration and stress σPSD(f) . 65
Table 1 – Test severity and frequency range for functional random vibration tests of
Category 1 Class A . 23
9/3019/CDV – 4 – IEC CDV 61373 IEC 2023
Table 2 – Test severity and frequency range for functional random vibration tests of
Category 1 Class B . 26
Table 3 – Test severity and frequency range for functional random vibration tests of
Category 2 . 28
Table 4 – Test severity and frequency range for functional random vibration tests of
Category 3 . 31
Table 5 – Test severity and frequency range for 5 hours simulated long-life random
vibration tests of Category 1 Class A . 33
Table 6 – Test severity and frequency range for 100 hours simulated long-life random
vibration tests of Category 1 Class A . 33
Table 7 – Test severity and frequency range f
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