EN IEC 60146-1-1:2024

SLOVENSKI STANDARD
oSIST prEN IEC 60146-1-1:2023
01-februar-2023
Polprevodniški pretvorniki - Splošne zahteve in linijsko komutirani pretvorniki - 1-
1. del: Specifikacija osnovnih zahtev
Semiconductor converters - General requirements and line commutated converters -
Part 1-1: Specification of basic requirements
Halbleiter-Stromrichter - Allgemeine Anforderungen und netzgeführte Stromrichter - Teil
1-1: Festlegung der Grundanforderungen
Convertisseurs à semiconducteurs - Exigences générales et convertisseurs commutés
par le réseau - Partie 1-1: Spécification des exigences de base
Ta slovenski standard je istoveten z: prEN IEC 60146-1-1:2022
ICS:
29.045 Polprevodniški materiali Semiconducting materials
29.200 Usmerniki. Pretvorniki. Rectifiers. Convertors.
Stabilizirano električno Stabilized power supply
napajanje
oSIST prEN IEC 60146-1-1:2023 en,fr,de
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

oSIST prEN IEC 60146-1-1:2023
oSIST prEN IEC 60146-1-1:2023
22/361/CDV
COMMITTEE DRAFT FOR VOTE (CDV)
PROJECT NUMBER:
IEC 60146-1-1 ED5
DATE OF CIRCULATION: CLOSING DATE FOR VOTING:
2022-12-16 2023-03-10
SUPERSEDES DOCUMENTS:
22/354/CD, 22/360/CC
IEC TC 22 : POWER ELECTRONIC SYSTEMS AND EQUIPMENT
SECRETARIAT: SECRETARY:
Switzerland Ms Chuanhong Zhao
OF INTEREST TO THE FOLLOWING COMMITTEES: PROPOSED HORIZONTAL STANDARD:

TC 14, TC 26, TC 27, SC 32B, SC 77A, ACEC
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
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.
The CENELEC members are invited to vote through the
CENELEC online voting system.
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.

TITLE:
Semiconductor converters – General requirements and line commutated converters – Part 1-1: Specification of
basic requirements
PROPOSED STABILITY DATE: 2028
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
permission in writing from IEC.

oSIST prEN IEC 60146-1-1:2023
22/361/CDV – 2 – IEC CDV 60146-1-1  IEC 2022
CONTENTS
FOREWORD . 5
1 Scope and object . 7
2 Normative references . 7
3 Terms and definitions . 8
3.1 Semiconductor devices and combinations . 9
3.2 Arms and connections . 12
3.3 Controllability of converter arms and quadrants of operation (on d.c. side) . 14
3.4 Commutation, quenching and commutation circuitry . 15
3.5 Commutation characteristics . 17
3.6 Rated values . 19
3.7 Specific voltages, currents and factors . 22
3.8 Cooling . 24
3.9 Service conditions tolerances and electromagnetic compatibility . 25
3.10 Harmonic distortion . 27
3.11 Definitions related to insulation co-ordination . 31
3.12 Principal letter symbols and subscripts . 33
4 Operation of semiconductor power equipment and valve devices. 33
4.1 Classification . 36
4.1.1 Semiconductor converter . 36
4.1.2 Semiconductor valve devices. 37
4.2 Basic operation of semiconductor converters . 37
4.2.1 Commutation . 37
4.2.2 Basic calculation factors for line commutated converters . 39
4.2.3 Disturbances and fault conditions . 41
5 Service conditions . 42
5.1 Code of identification for cooling method . 42
5.2 Environmental conditions . 43
5.2.1 Ambient air circulation . 43
5.2.2 Normal service conditions – Temperatures . 43
5.2.3 Other normal service conditions . 44
5.2.4 Unusual service conditions . 44
5.3 Characteristics of the load . 45
5.4 Service condition tolerances . 45
5.4.1 Steady state and short time conditions . 45
5.4.2 Repetitive and non-repetitive transients . 48
6 Power conversion equipment and assemblies . 48
6.1 Electrical connections. 48
6.2 Calculation factors. 49
6.2.1 Essential variables . 49
6.2.2 Losses and efficiency . 54
6.2.3 Power factor . 55
6.2.4 Voltage regulation . 55
6.3 Electromagnetic compatibility . 57
6.3.1 Harmonics . 57
6.3.2 Other EMC aspects . 57

oSIST prEN IEC 60146-1-1:2023
IEC CDV 60146-1-1  IEC 2022 – 3 – 22/361/CDV
6.4 Rated values . 58
6.4.1 General . 58
6.4.2 Rated output voltage . 58
6.4.3 Rated current values . 59
6.5 Duty classes . 60
6.5.1 Principles . 60
6.5.2 Selection of duty class and rated current value . 60
6.5.3 Particular remarks for double converters . 62
6.6 Markings . 63
6.6.1 General . 63
6.6.2 Rating plate . 63
7 Tests for valve device assemblies and power conversion equipment . 64
7.1 General . 64
7.1.1 Methods of testing . 64
7.1.2 Kinds of tests . 64
7.1.3 Performance of tests . 64
7.2 Insulation tests . 65
7.2.1 General . 65
7.2.2 Insulation routine tests of power conversion equipment . 66
7.2.3 Additional tests . 69
7.3 Functional test . 69
7.3.1 Light load test and functional test . 69
7.3.2 Rated current test . 69
7.3.3 Over-current capability test . 70
7.3.4 Measurement of the inherent voltage regulation . 70
7.3.5 Measurement of ripple voltage and current . 70
7.3.6 Measurement of harmonic currents . 70
7.4 Losses, temperature and power factor . 71
7.4.1 Power loss determination for assemblies and equipment . 71
7.4.2 Temperature rise test . 72
7.4.3 Power factor measurements . 73
7.5 Auxiliaries and control . 73
7.5.1 Checking of auxiliary devices . 73
7.5.2 Checking the properties of the control equipment . 73
7.5.3 Checking the protective devices . 73
7.6 EMC tests . 74
7.7 Measurement of audible noise and additional tests . 74
7.8 Tolerances . 74
Annex A (normative) Harmonics and interhamonics . 76
Annex B (informative) Electrical environment – Short-circuit ratio . 77
Annex C (normative) Protection against electric shock and energy hazards . 81
Bibliography . 82

Table 1 – List of major subscripts . 33
Table 2 – Symbols . 34
Table 3 – Performance criteria . 41
Table 4 – Cooling medium or heat transfer agent . 43

oSIST prEN IEC 60146-1-1:2023
22/361/CDV – 4 – IEC CDV 60146-1-1  IEC 2022
Table 5 – Method of circulation . 43
Table 6 – Limit of temperature of the cooling medium for indoor equipment . 44
Table 7 – Immunity levels to frequency and voltage amplitude for stiff AC voltage
connections . 46
Table 8 – Immunity levels to voltage unbalance for stiff AC voltage connections . 47
Table 9 – Immunity levels to voltage waveform for stiff AC voltage connections . 47
Table 10 – Connections and calculation factors . 52
Table 11 – Standard duty classes . 60
Table 12 – Examples of load cycles as guidance for selection of duty class . 62
Table 13 – Summary of tests .
...