EN IEC 61442:2024
(Main)Test methods for accessories for power cables with rated voltages from 6 kV (Um = 7,2 kV) up to 36 kV (Um = 42 kV)
Test methods for accessories for power cables with rated voltages from 6 kV (Um = 7,2 kV) up to 36 kV (Um = 42 kV)
IEC 61442:2023 is available as IEC 61442:2023 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition. IEC 61442:2023 specifies the test methods applicable for type testing accessories for power cables with rated voltages from 3,6/6 (7,2) kV up to 18/30 (36) kV. The test methods specified in this document apply to accessories for extruded and paper insulated cables according to IEC 60502-2 and IEC 60055-1 respectively.
Prüfverfahren für Starkstromkabelgarnituren mit einer Nennspannung von 6 kV (Um = 7,2 kV) bis 30 kV (Um = 36 kV)
Méthodes d'essais des accessoires de câbles d'énergie de tensions assignées de 6 kV (Um = 7,2 kV) à 36 kV (Um = 42 kV)
IEC 61442:2023 est disponible sous forme de IEC 61442:2023 RLV qui contient la Norme internationale et sa version Redline, illustrant les modifications du contenu technique depuis l'édition précédente. L'IEC 61442:2023 définit les méthodes d’essais applicables aux essais de type des accessoires de câbles d’énergie de tensions assignées de 3,6/6 (7,2) kV à 18/30 (36) kV inclus. Les méthodes d’essais spécifiées dans le présent document s’appliquent aux accessoires pour câbles à isolant extrudé et pour câbles isolés au papier imprégné, conformément à l’IEC 60502- 2 et l’IEC 60055-1, respectivement.
Preskusne metode za pribor energetskih kablov za naznačene napetosti od 6 kV (Um = 7,2 kV) do 30 kV (Um = 36 kV)
General Information
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Standards Content (Sample)
SLOVENSKI STANDARD
oSIST prEN IEC 61442:2022
01-september-2022
Preskusne metode za pribor energetskih kablov za naznačene napetosti od 6 kV
(Um = 7,2 kV) do 30 kV (Um = 36 kV)
Test methods for accessories for power cables with rated voltages from 6 kV (Um = 7,2
kV) up to 30 kV (Um = 36 kV)
Méthodes d'essais des accessoires de câbles d'énergie de tensions assignées de 6 kV
(Um = 7,2 kV) à 30 kV (Um = 36 kV)
Ta slovenski standard je istoveten z: prEN IEC 61442:2022
ICS:
19.080 Električno in elektronsko Electrical and electronic
preskušanje testing
29.060.20 Kabli Cables
oSIST prEN IEC 61442:2022 en
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.
oSIST prEN IEC 61442:2022
oSIST prEN IEC 61442:2022
20/2029/CDV
COMMITTEE DRAFT FOR VOTE (CDV)
PROJECT NUMBER:
IEC 61442 ED3
DATE OF CIRCULATION: CLOSING DATE FOR VOTING:
2022-07-01 2022-09-23
SUPERSEDES DOCUMENTS:
20/1976/CD, 20/2016A/CC
IEC TC 20 : ELECTRIC CABLES
SECRETARIAT: SECRETARY:
Germany Mr Walter Winkelbauer
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
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:
Test methods for accessories for power cables with rated voltages from 6 kV (Um = 7,2 kV) up to 30 kV (Um
= 36 kV)
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 permis sion
in writing from IEC.
oSIST prEN IEC 61442:2022
IEC CDV 61442 © IEC:2022 – 2 – 20/2029/CDV
1 CONTENTS
2 1 Scope . 7
3 2 Normative references . 7
4 3 Test installations and conditions . 8
5 4 AC voltage tests . 8
6 4.1 Dry test for all accessories . 8
7 4.1.1 Installation . 8
8 4.1.2 Method . 8
9 4.2 Wet test for outdoor terminations . 9
10 4.2.1 Installation . 9
11 4.2.2 Method . 10
12 4.3 Test in water for stop ends . 10
13 4.3.1 Installation . 10
14 4.3.2 Method . 10
15 5 DC voltage tests . 10
16 5.1 Installation . 10
17 5.2 Method . 10
18 6 Impulse voltage tests . 10
19 6.1 Installation . 10
20 6.2 Method . 10
21 6.3 Test at elevated temperature . 10
22 7 Partial discharge test . 11
23 7.1 Method . 11
24 7.2 Test at elevated temperature . 11
25 8 Tests at elevated temperature . 11
26 8.1 Installation and connection . 11
27 8.2 Measurement of temperature . 11
28 8.2.1 Cable conductor temperature . 11
29 8.2.2 Thermocouple position . 12
30 9 Heating cycles voltage test . 16
31 9.1 Installation and method . 16
32 9.2 Test in air . 16
33 9.3 Test in water . 16
34 9.4 Immersion test for outdoor terminations . 17
35 9.4.1 Installation . 17
36 9.4.2 Method . 17
37 10 Thermal short-circuit test (screen) . 17
38 10.1 Installation . 17
39 10.2 Method . 17
40 11 Thermal short-circuit test (conductor) . 18
41 11.1 Installation . 18
42 11.2 Method . 18
43 12 Dynamic short-circuit test . 20
44 12.1 Installation . 20
45 12.2 Method . 20
46 13 Humidity and salt fog tests . 20
oSIST prEN IEC 61442:2022
IEC CDV 61442 © IEC:2022 – 3 – 20/2029/CDV
47 13.1 Apparatus . 20
48 13.2 Installation . 21
49 13.3 Method . 21
50 14 Impact test at ambient temperature . 21
51 15 Screen resistance measurement . 23
52 15.1 Installation . 23
53 15.2 Method . 23
54 16 Screen leakage current measurement . 23
55 16.1 Installation . 23
56 16.2 Method . 23
57 17 Screen fault current initiation test . 24
58 17.1 Installation . 24
59 17.2 Method . 25
60 17.2.1 Solidly earthed system . 25
61 17.2.2 Unearthed or impedance earthed system . 25
62 18 Operating force test . 26
63 18.1 Installation . 26
64 18.2 Method . 26
65 19 Operating eye test . 26
66 19.1 Installation . 26
67 19.2 Method . 26
68 20 Capacitive test point performance . 27
69 20.1 Installation . 27
70 20.2 Test method . 27
71 Annex A (informative) Determination of the cable conductor temperature . 28
72 A.1 Purpose . 28
73 A.2 Calibration of the test cable conductor temperature . 28
74 A.2.1 Installation of cable and thermocouples . 28
75 A.2.2 Method . 29
76 A.3 Heating for accessory test . 30
77 A.3.1 Method 1: Test based on measurement of ambient temperature . 30
78 A.3.2 Method 2: Test based on measurement of the external surface
79 temperature . 31
80 A.3.3 Method 3: Test using a control cable . 32
81 Annex B (informative) Details of the test chamber and spray equipment for humidity
82 and salt fog tests . 34
83 B.1 Test chamber . 34
84 B.2 Spray equipment for humidity and salt fog tests. 34
85 B.3 High voltage transformers . 35
87 Figure 1 – Terminations tested in air . 12
88 Figure 2 – Joints tested in air . 12
89 Figure 3 – Separable connectors tested in air . 13
90 Figure 4 – Joints tested under water . 13
91 Figure 5 – Separable connectors tested under water . 14
92 Figure 6 – Outdoor terminations tested under water . 15
93 Figure 7 – Heating cycle . 16
oSIST prEN IEC 61442:2022
IEC CDV 61442 © IEC:2022 – 4 – 20/2029/CDV
94 Figure 8 – Typical impact test apparatus for joints . 22
95 Figure 9 – Test arrangement for the screen leakage current measurement . 24
96 Figure 10 – Test arrangement for screen fault current initiation test . 25
97 Figure A.1 – Reference cable.
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