prEN IEC 60310:2024
(Main)Railway applications - Traction transformers and inductors on board rolling stock
Railway applications - Traction transformers and inductors on board rolling stock
Bahnanwendungen - Bahn-Transformatoren und Drosselspulen auf Schienenfahrzeugen
Applications ferroviaires - Transformateurs de traction et bobines d'inductance à bord du matériel roulant
Železniške naprave - Transformatorji in dušilke vlečnih tokokrogov na tirnih vozilih
General Information
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Standards Content (Sample)
SLOVENSKI STANDARD
01-februar-2025
Železniške naprave - Transformatorji in dušilke vlečnih tokokrogov na voznih
sredstvih
Railway applications - Traction transformers and inductors on board rolling stock
Applications ferroviaires - Transformateurs de traction et bobines d'inductance à bord du
matériel roulant
Ta slovenski standard je istoveten z: prEN IEC 60310:2024
ICS:
29.180 Transformatorji. Dušilke Transformers. Reactors
45.060.10 Vlečna vozila Tractive stock
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.
9/3150/CDV
COMMITTEE DRAFT FOR VOTE (CDV)
PROJECT NUMBER:
IEC 60310 ED5
DATE OF CIRCULATION: CLOSING DATE FOR VOTING:
2024-12-20 2025-03-14
SUPERSEDES DOCUMENTS:
9/3051/CD, 9/3111A/CC
IEC TC 9 : ELECTRICAL EQUIPMENT AND SYSTEMS FOR RAILWAYS
SECRETARIAT: SECRETARY:
France Mr Denis MIGLIANICO
OF INTEREST TO THE FOLLOWING COMMITTEES: HORIZONTAL FUNCTION(S):
ASPECTS CONCERNED:
SUBMITTED FOR CENELEC PARALLEL VOTING NOT SUBMITTED FOR CENELEC PARALLEL VOTING
Attention IEC-CENELEC parallel voting
The attention of IEC National Committees, members of CENELEC,
is drawn to the fact that this Committee Draft for Vote (CDV) is
submitted for parallel voting.
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This document is still under study and subject to change. It should not be used for reference purposes.
Recipients of this document are invited to submit, with their comments, notification of any relevant patent rights of which they are
aware and to provide supporting documentation.
Recipients of this document are invited to submit, with their comments, notification of any relevant “In Some Countries” clauses to be
included should this proposal proceed. Recipients are reminded that the CDV stage is the final stage for submitting ISC clauses. (SEE
AC/22/2007 OR NEW GUIDANCE DOC).
TITLE:
Railway applications – Traction transformers and inductors on board rolling stock
PROPOSED STABILITY DATE: 2030
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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9/3150/CDV – 2 – IEC CDV 60310 © IEC 2024
CONTENTS
FOREWORD . 6
1 Scope . 8
2 Normative references . 8
3 Terms, definitions and abbreviations . 9
4 Classification . 14
4.1 General . 14
4.2 Classification of transformers . 15
4.3 Classification of inductors . 16
5 Service conditions . 16
6 Rated current and load profile . 16
6.1 Load profile . 16
6.2 Rated current . 16
7 Rated voltage and power of transformer windings . 17
7.1 Rated line-side voltage . 17
7.2 Rated secondary voltage . 17
7.3 Rated power of transformer. 17
8 Transformer tappings . 17
9 Cooling . 17
9.1 Identification of transformers and inductors according to cooling method . 17
9.2 Arrangement of symbols . 18
9.2.1 Enclosed transformers and inductors . 18
9.2.2 Non-enclosed transformers and inductors . 18
9.2.3 Air cooling . 19
10 Temperature limits . 19
10.1 Classification of insulating materials . 19
10.2 Temperature limits of solid insulation . 19
10.3 Temperature limits for liquid . 20
10.4 Temperature limits for other parts . 20
11 Mechanical design . 20
12 Fire protection . 21
13 Rating plates . 21
13.1 General . 21
13.2 Rating plates for transformer. 21
13.3 Rating plates for inductor . 21
14 Tests . 22
14.1 Categories of tests . 22
14.1.1 General . 22
14.1.2 Type tests. 22
14.1.3 Routine tests . 22
14.1.4 Investigation tests. 22
14.2 List of checks and tests . 23
14.3 Tolerances . 24
IEC CDV 60310 © IEC 2024 – 3 – 9/3150/CDV
14.3.1 Tolerances for transformer . 24
14.3.2 Tolerance for inductors . 25
14.4 Test items . 25
14.4.1 Visual checks . 25
14.4.2 Functional tests . 25
14.4.3 Mass . 26
14.4.4 Measurement of winding resistance . 26
14.4.5 Measurement of voltage ratio, polarities and vector groups. 27
14.4.6 Measurement of impedance voltages or short-circuit impedances . 27
14.4.7 Measurement of inductance . 27
14.4.8 Measurement of no-load primary current and losses . 30
14.4.9 Measurement of fundamental load losses . 31
14.4.10 Determination of losses . 32
14.4.11 Temperature-rise test . 32
14.4.12 Insulation resistance test . 37
14.4.13 Dielectric tests . 37
14.4.14 Partial discharge test . 43
14.4.15 Short-circuit withstand test . 46
14.4.16 Shock and vibration test . 48
14.4.17 Vibration test with current flowing . 50
14.4.18 Voltage Transmission Ratio (VTR) . 50
14.4.19 Noise measurement . 51
14.4.20 Leakage magnetic flux density measurement . 51
14.4.21 Electrical frequency response analysis (FRA) . 51
14.4.22 Inrush current measurement . 52
Annex A (informative) List of items for which an agreement between purchaser and
manufacturer is needed or for which further information or specifications shall be
given by the purchaser or by the manufacturer . 53
A.1 Items subject to agreement between purchaser and manufacturer . 53
A.1.1 Transformer and inductors . 53
A.1.2 Transformers . 54
A.1.3 Inductors. 55
A.2 Information to be given by purchaser to manufacturer . 55
A.2.1 Transformers and inductors . 55
A.2.2 Transformers . 57
A.2.3 Inductors. 57
A.3 Information to be given by manufacturer to purchaser . 57
A.3.1 Transformers and inductors . 57
A.3.2 Transformers . 58
A.3.3 Inductors. 58
Annex B (informative) Thermal ageing and insulation life time . 59
B.1 Insulation life time and thermal ageing . 59
B.2 Special considerations for thermal design and test. 59
B.2.1 General . 59
B.2.2 Cooling medium temperature at the external interface. 60
B.2.3 Rated current . 60
9/3150/CDV – 4 – IEC CDV 60310 © IEC 2024
B.2.4 Temperature rise test of a dry-type transformer/inductor . 60
B.3 Thermal conformity of the insulation system . 60
B.4 End of life criterion . 60
Annex C (informative) Example of thermal endurance calculation to demonstrate the
suitability of an insulation system for a specified application . 62
C.1 Preliminary . 62
C.2 Example 1 – Temperature limits for a dry-type transformer/inductor . 62
C.3 Example 2 – Thermal endurance calculation . 62
C.3.1 General . 62
C.3.2 Operating conditions to be provided by the purchaser . 62
C.3.3 Thermal endurance characteristics to be provided by the manufacturer . 63
C.3.4 Temperature rise test results . 63
C.3.5 Calculations .
...
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