prEN IEC 61000-4-30:2025
(Main)Electromagnetic compatibility (EMC) - Part 4-30: Testing and measurement techniques - Power quality measurement methods
Electromagnetic compatibility (EMC) - Part 4-30: Testing and measurement techniques - Power quality measurement methods
Elektromagnetische Verträglichkeit (EMV) - Teil 4-30: Prüf- und Messverfahren - Verfahren zur Messung der Spannungsqualität
Compatibilité électromagnétique (CEM) - Partie 4-30: Techniques d'essai et de mesure - Méthodes de mesure de la qualité de l'alimentation
Elektromagnetna združljivost (EMC) - 4-30. del: Preskusne in merilne tehnike - Metode merjenja kakovosti napetosti
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Standards Content (Sample)
SLOVENSKI STANDARD
01-april-2025
Elektromagnetna združljivost (EMC) - 4-30. del: Preskusne in merilne tehnike -
Metode merjenja kakovosti napetosti
Electromagnetic compatibility (EMC) - Part 4-30: Testing and measurement techniques -
Power quality measurement methods
Elektromagnetische Verträglichkeit (EMV) - Teil 4-30: Prüf- und Messverfahren -
Verfahren zur Messung der Spannungsqualität
Compatibilité électromagnétique (CEM) - Partie 4-30: Techniques d'essai et de mesure -
Méthodes de mesure de la qualité de l'alimentation
Ta slovenski standard je istoveten z: prEN IEC 61000-4-30:2025
ICS:
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.
77A/1235/CDV
COMMITTEE DRAFT FOR VOTE (CDV)
PROJECT NUMBER:
IEC 61000-4-30 ED4
DATE OF CIRCULATION: CLOSING DATE FOR VOTING:
2025-01-24 2025-04-18
SUPERSEDES DOCUMENTS:
77A/1178/CD, 77A/1219/CC
IEC SC 77A : EMC - LOW FREQUENCY PHENOMENA
SECRETARIAT: SECRETARY:
France Mr Cédric LAVENU
OF INTEREST TO THE FOLLOWING COMMITTEES: HORIZONTAL FUNCTION(S):
TC 8
ASPECTS CONCERNED:
Electromagnetic Compatibility
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TITLE:
Electromagnetic compatibility (EMC) - Part 4-30: Testing and measurement techniques - Power
quality measurement methods
PROPOSED STABILITY DATE: 2025
NOTE FROM TC/SC OFFICERS:
download this 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,
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IEC CDV 61000-4-30 ED4 © IEC 2025 2 77A/1235/CDV
1 CONTENTS
3 FOREWORD . 7
4 INTRODUCTION . 9
5 Part 1: General . 9
6 Part 2: Environment . 9
7 Part 3: Limits . 9
8 Part 4: Testing and measurement techniques . 9
9 Part 5: Installation and mitigation guidelines. 9
10 Part 6: Generic standards. 9
11 Part 9: Miscellaneous . 9
12 1 Scope . 10
13 2 Normative References and Bibliography . 10
14 2.1 Normative References . 10
15 3 Terms and definitions . 11
16 4 General . 16
17 4.1 Classes of measurement . 16
18 4.2 Organization of the measurements . 17
19 4.3 Electrical values to be measured . 17
20 4.4 Measurement aggregation over time intervals . 17
21 4.5 Measurement aggregation algorithm . 18
22 4.5.1 Requirements . 18
23 4.5.2 150/180-cycle aggregation . 18
24 4.5.3 10-minute aggregation . 18
25 4.5.4 2-hour aggregation . 20
26 4.6 Maximum permissible error of the time clock . 20
27 4.7 Maximum permissible errors of power quality parameters . 21
28 4.8 Flagging concept . 21
29 5 Power quality parameters . 21
30 5.1 General . 21
31 5.2 Power frequency . 21
32 5.2.1 Measurement method . 21
33 5.2.2 Maximum permissible measurement error and measuring range . 22
34 5.2.3 Measurement evaluation . 22
35 5.2.4 Aggregation . 22
36 5.3 Magnitude of the supply voltage . 22
37 5.3.1 Measurement method . 22
38 5.3.2 Maximum permissible measurement error and measuring range . 23
39 5.3.3 Measurement evaluation . 23
40 5.3.4 Aggregation . 23
41 5.4 Flicker. 23
42 5.4.1 Measurement method . 23
43 5.4.2 Maximum permissible measurement error and measuring range . 23
44 5.4.3 Measurement evaluation . 23
45 5.4.4 Aggregation . 23
46 5.5 Supply voltage dip and swell events . 23
47 5.5.1 Measurement method . 23
48 5.5.2 Voltage dips on single-phase systems . 24
IEC CDV 61000-4-30 ED4 © IEC 2025 3 77A/1235/CDV
49 5.5.3 Voltage swells on single-phase systems . 25
50 5.5.4 Voltage dip and swell events on polyphase systems . 25
51 5.5.5 Maximum permissible measurement error . 28
52 5.5.6 Aggregation . 28
53 5.6 Supply voltage interruptions . 28
54 5.6.1 Measurement method . 28
55 5.6.2 Detection and evaluation . 28
56 5.6.3 Maximum permissible measurement error . 29
57 5.6.4 Aggregation . 29
58 5.7 Transient voltages . 29
59 5.8 Supply voltage unbalance . 29
60 5.8.1 Measurement method . 29
61 5.8.2 Maximum permissible measurement error and measuring range . 30
62 5.8.3 Measurement evaluation . 30
63 5.8.4 Aggregation . 30
64 5.9 Voltage harmonics . 30
65 5.9.1 Measurement method . 30
66 5.9.2 Maximum permissible measurement error and measuring range . 31
67 5.9.3 Measurement evaluation . 31
68 5.9.4 Aggregation . 31
69 5.10 Voltage interharmonics . 31
70 5.10.1 Measurement method . 31
71 5.10.2 Maximum permissible measurement error and measuring range . 32
72 5.10.3 Evaluation . 32
73 5.10.4 Aggregation . 32
74 5.11 MCS voltage on the supply voltage . 32
75 5.11.1 General . 32
76 5.11.2 Measurement method . 32
77 5.11.3 Maximum permissible measurement error and measuring range . 33
78 5.11.4 Aggregation . 33
79 5.12 Rapid voltage changes (RVC) . 33
80 5.12.1 General . 33
81 5.12.2 RVC event detection . 33
82 5.12.3 RVC event evaluation . 35
83 5.12.4 Examples of RVC event evaluation . 36
84 5.12.5 Maximum permissible measurement error . 37
85 5.13 Current . 37
86 5.13.1 General . 37
87 5.13.2 Magnitude of current . 38
88 5.13.3 Current recording . 38
89 5.13.4 Harmonic currents . 38
90 5.13.5 Interharmonic currents . 39
91 5.13.6 Current unbalance . 39
92 6 Performance verification . 39
93 Annex A (informative) Power quality measurements – Issues and guidelines . 42
94 A.1 General . 42
95 A.2 Installation precautions . 42
96 A.2.1 General . 42
97 A.2.2 Test leads. 42
IEC CDV 61000-4-30 ED4 © IEC 2025 4 77A/1235/CDV
98 A.2.3 Guarding of live parts . 43
99 A.
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