prEN IEC 62920:2025
(Main)Photovoltaic power generating systems - EMC requirements and test methods for power conversion equipment
Photovoltaic power generating systems - EMC requirements and test methods for power conversion equipment
Photovoltaische Stromerzeugungssysteme - EMV-Anforderungen und Prüfverfahren für Leistungsumrichter
Systèmes de production d'énergie photovoltaïque - Exigences de CEM et méthodes d'essai pour les équipements de conversion de puissance
Fotonapetostni energetski sistemi - Zahteve EMC in preskusne metode za opremo močnostnih pretvornikov
General Information
Relations
Standards Content (Sample)
SLOVENSKI STANDARD
01-julij-2025
Fotonapetostni energetski sistemi - Zahteve EMC in preskusne metode za opremo
močnostnih pretvornikov
Photovoltaic power generating systems - EMC requirements and test methods for power
conversion equipment
Photovoltaische Stromerzeugungssysteme - EMV-Anforderungen und Prüfverfahren für
Leistungsumrichter
Systèmes de production d'énergie photovoltaïque - Exigences de CEM et méthodes
d'essai pour les équipements de conversion de puissance
Ta slovenski standard je istoveten z: prEN IEC 62920:2025
ICS:
27.160 Sončna energija Solar energy engineering
33.100.01 Elektromagnetna združljivost Electromagnetic compatibility
na splošno in general
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.
82/2402/CDV
COMMITTEE DRAFT FOR VOTE (CDV)
PROJECT NUMBER:
IEC 62920 ED2
DATE OF CIRCULATION: CLOSING DATE FOR VOTING:
2025-05-30 2025-08-22
SUPERSEDES DOCUMENTS:
82/2231/CD, 82/2257A/CC
IEC TC 82 : SOLAR PHOTOVOLTAIC ENERGY SYSTEMS
SECRETARIAT: SECRETARY:
United States of America Mr George Kelly
OF INTEREST TO THE FOLLOWING COMMITTEES: HORIZONTAL FUNCTION(S):
SC 22E,SC 22H,SC 77A,CIS/B
ASPECTS CONCERNED:
Electromagnetic Compatibility
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.
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:
Photovoltaic power generating systems - EMC requirements and test methods for power
conversion equipment
PROPOSED STABILITY DATE: 2030
NOTE FROM TC/SC OFFICERS:
This project was discussed and supported by WG6 during their meeting in 2024-10.
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.
– 2 – IEC CDV 62920 © IEC 2025
1 CONTENTS
2 CONTENTS . 1
3 FOREWORD . 6
4 INTRODUCTION . 8
5 Background . 8
6 Maintenance of IEC 62920 Ed.1.1 . 9
7 1 Scope . 10
8 2 Normative references . 10
9 3 Terms and definitions . 12
10 4 Classification of PCE . 17
11 4.1 Category of locations . 17
12 4.2 Division into classes . 17
13 4.3 Information for users . 18
14 5 Test setup . 18
15 5.1 General . 18
16 5.2 Configuration of test setups . 18
17 5.2.1 General . 18
18 5.2.2 Setups for immunity requirement test . 19
19 5.2.3 Setups for low frequency emission requirement tests . 20
20 5.2.4 Setups for high frequency emission requirement tests . 20
21 6 Operating conditions during testing. 21
22 6.1 General . 21
23 6.2 Operating conditions for immunity requirement test . 22
24 6.3 Operating conditions for low frequency emission requirement test . 22
25 6.4 Operating conditions for high frequency emission requirement test . 22
26 7 Immunity requirements . 23
27 7.1 Requirements . 23
28 7.2 Performance criteria . 28
29 8 Emission requirements . 29
30 8.1 Low frequency . 29
31 8.1.1 General . 29
32 8.1.2 Harmonics . 29
33 8.1.3 Voltage change . 29
34 8.2 High frequency . 30
35 8.2.1 General . 30
36 8.2.2 Conducted emission . 30
37 8.2.3 Radiated emission . 34
38 9 Test procedures, results and report . 36
39 Annex A (informative) Configuration examples of test setups . 38
40 A.1 General . 38
41 A.2 Setups for immunity requirement test . 38
42 A.2.1 Electrostatic discharge . 38
43 A.2.2 Radiated immunity . 40
44 A.2.3 Electrical fast transient/burst . 41
45 A.2.4 Surge . 43
46 A.2.5 Conducted disturbances, induced by radio-frequency fields . 45
IEC CDV 62920 © IEC 2025 – 3 –
47 A.2.6 Voltage dips and interruption . 45
48 A.3 Setups for high frequency emission requirement test . 46
49 A.3.1 Conducted disturbances . 46
50 A.3.2 Radiated disturbances . 49
51 Annex B (informative) Setups for low frequency emission requirement test . 50
52 B.1 General . 50
53 B.2 Example of a test circuit for low frequency emission requirement test . 50
54 B.2.1 Harmonics . 50
55 B.2.2 Voltage fluctuations and flicker . 52
56 Annex C (informative) Test setup for conducted disturbance measurement . 54
57 C.1 General . 54
58 C.2 Examples of a test setup . 54
59 Annex D (informative) Alternative test setups for high-power PCE . 57
60 D.1 General . 57
61 D.2 Alternative setup for immunity requirement test . 57
62 D.2.1 Alternative setups for EFT/burst immunity test . 57
63 D.2.2 Alternative setup for surge test . 57
64 D.2.3 Alternative test setup for conducted disturbances, induced by radio-
65 frequency fields . 58
66 D.2.4 Conducted disturbances measurement . 59
67 Annex E (normative) Conditional measurement methods and limits of conducted
68 common mode (asymmetric mode) disturbance at ports other than power ports . 61
69 E.1 Consideration of requirements specified in CISPR32 and covered in IEC
70 62920 . 61
71 E.2 Configuration of EUT specified in CISPR 32. 61
72 E.3 Measurement conditions specified in CISPR 32 . 62
73 E.4 Proposals on measurements for wired network ports cover in IEC 62920 . 62
74 E.5 Consideration of the interface model covered in IEC 62920 . 63
75 E.6 Applicable conducted emission limits at wired network ports in IEC 62920 . 63
76 Bibliography . 65
78 Figure 1 – Example of ports . 13
79 Figure A.1 – Example of a test setup for direct application of discharges to PCE . 39
80 Figure A.2 – Example of a test setup for indirect application of discharges to PCE . 39
81 Figure A.3 – Example of a test setup for wall-mounted PCE . 41
82 Figure A.4 – Example of a test setup for direct coupling of the test voltage to AC
83 mains power ports . 42
84 Figure A.5 – Example of a test setup for application of the test voltage with a
85 capacitive coupling clamp . 43
86 Figure A.6 – Example of a test setup for AC mains power ports . 44
87 Figure A.7 – Example of a test setup for DC power ports . 44
88 Figure A.8 – Example of a setup of conducted disturbances immunity test applied for
89 wall-mounted PCE . 45
90 Figure A.9 – Example of a test setup using a generator for voltage dips and short
91 interruptions. 46
92 Figure A.10 – Example of a test setup of conducted disturbances measurement
93 applied for wall-mounted PCE . 47
– 4 – IEC CDV 62920 © IEC 2025
94 Figure A.11 – Example of a test setup of conducted disturbances measurement
95 applied for wall-mounted PCE with power circulation . 48
96 Figure A.12 – Example of a test setup of conducted disturbances measurement
97 applied for wall-mounted PCE with direct connection to AC mains . 48
98 Figure A.13 – Example of a test setup of radiated disturbances measurement applied
99 for wall-mounted PCE . 49
100 Figure B.1 – Measurement circuit for single-phase two-wire PCE . 50
101 Figure B.2 – Measurement circuit for single-phase three
...
Questions, Comments and Discussion
Ask us and Technical Secretary will try to provide an answer. You can facilitate discussion about the standard in here.