prEN IEC 61076-2-111:2024

Connectors for electrical and electronic equipment - Product requirements - Part 2-111: Circular connectors - Detail specification for power connectors with m12 screw-locking

Connecteurs pour équipements électriques et électroniques - Exigences de produit - Partie 2-111: Connecteurs circulaires - Spécification particulière pour les connecteurs d’alimentation à vis m12

Konektorji za električno in elektronsko opremo - Zahteve za izdelek - 2-111. del: Okrogli konektorji - Podrobna specifikacija za močnostne konektorje z vijačnim zaklepanjem M12

General Information

• Status: Not Published
• Publication Date: 12-Apr-2026
• ICS: 31.220.10 - Plug-and-socket devices. Connectors
• Technical Committee: CLC/SR 48B - Connectors
• Current Stage: 4020 - Enquiry circulated - Enquiry
• Start Date: 20-Sep-2024
• Due Date: 15-Nov-2024
• Completion Date: 20-Sep-2024
• Ref Project: oSIST prEN IEC 61076-2-111:2024 - Connectors for electrical and electronic equipment - Product requirements - Part 2-111: Circular connectors - Detail specification for power connectors with m12 screw-locking

Relations

• Revises: EN IEC 61076-2-111:2018 - Connectors for electrical and electronic equipment - Product requirements - Part 2-111: Circular connectors - Detail specification for power connectors with M12 screw-locking
• Effective Date: 12-Dec-2023

Standards Content (Sample)

SLOVENSKI STANDARD
01-november-2024
Konektorji za električno in elektronsko opremo - Zahteve za izdelek - 2-111. del:
Okrogli konektorji - Podrobna specifikacija za močnostne konektorje z vijačnim
zaklepanjem M12
Connectors for electrical and electronic equipment - Product requirements - Part 2-111:
Circular connectors - Detail specification for power connectors with m12 screw-locking
Connecteurs pour équipements électriques et électroniques - Exigences de produit -
Partie 2-111: Connecteurs circulaires - Spécification particulière pour les connecteurs
d’alimentation à vis m12
Ta slovenski standard je istoveten z: prEN IEC 61076-2-111:2024
ICS:
31.220.10 Vtiči in vtičnice, konektorji Plug-and-socket devices.
Connectors
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

48B/3117/CDV
COMMITTEE DRAFT FOR VOTE (CDV)
PROJECT NUMBER:
IEC 61076-2-111 ED2
DATE OF CIRCULATION: CLOSING DATE FOR VOTING:
2024-09-20 2024-12-13
SUPERSEDES DOCUMENTS:
48B/3078/CD, 48B/3092/CC
IEC SC 48B : ELECTRICAL CONNECTORS
SECRETARIAT: SECRETARY:
United States of America Mr Jeffrey Toran
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.
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:
Connectors for electrical and electronic equipment - Product requirements - Part 2-111: Circular
connectors - Detail specification for power connectors with M12 screw-locking

PROPOSED STABILITY DATE: 2027
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.

IEC CDV 61076-2-111 Ed2 © IEC 2023 – 2 – 48B/3117/CDV
1 CONTENTS
FOREWORD . Error! Bookmark not defined.
4 Scope . 9
5 2 Normative references . 9
6 Terms and definitions . 12
7 3.1 . 12
8 protective conductor PE . 12
9 3.2 . 12
functional earth conductor FE . 12
11 3.3 . 12
12 mounting orientation . 12
13 4 Technical information . 12
14 Recommended method of termination for rewirable connectors . 12
4.1
15 4.2 Connector coding, number of contacts, ratings and characteristics . 12
16 4.3 Systems of levels . 13
17 4.3.1 Performance level. 13
18 4.3.2 Compatibility levels, according to IEC 61076-1 . 13
19 4.4 Classification into climatic categories . 13
20 Creepage and clearance distances . 13
4.5
21 4.6 Current-carrying capacity . 14
22 4.7 Marking . 14
23 4.8 Safety aspects. 14
24 5 Dimensional information . 15
25 5.1 General . 15
26 5.2 Fixed connectors . 15
27 5.2.1 Style EM . 15
28 5.2.2 Style FM . 16
29 5.2.3 Style EF . 17
30 Style FF . 17
5.2.4
31 5.2.5 Style IM . 18
32 5.2.6 Style IF . 19
33 5.3.1 Style JM . 21
34 5.3.2 Style KM . 21
35 5.3.3 Style LM . 22
36 Style MM . 22
5.3.4
37 5.3.5 Style JF . 23
38 5.3.6 Style KF . 24
39 5.3.7 Style LF . 25
40 5.3.8 Style MF . 25
41 5.4 Interface dimensions . 28
42 F-coding . 28
5.4.1
43 5.4.2 K-coding . 31
44 5.4.3 L-coding . 33
45 5.4.4 M-coding . 37
46 5.4.5 S-coding . 41
47 5.4.6 T-coding . 43
48 Engagement (mating) information . 46
5.5
IEC CDV 61076-2-111 Ed2 © IEC 2023 – 3 – 48B/3117/CDV
49 5.6 Gauges . 48
50 5.6.1 Sizing gauges and retention force gauges . 48
51 6 Characteristics . 50
52 6.1 General . 50
53 6.2 Pin assignment and other definitions . 50
54 6.3 Classification into climatic categories . 50
55 6.4 Electrical characteristics . 50
56 6.4.1 Rated insulation voltage – Rated impulse withstand voltage –
57 Pollution degree . 50
58 6.4.2 Voltage proof . 51
59 6.4.3 Current-carrying capacity. 52
60 6.4.4 Contact resistance . 53
61 6.4.5 Insulation resistance . 53
62 6.5 Mechanical characteristics . 54
63 6.5.1 Mechanical operation . 54
64 6.5.2 Insertion and withdrawal forces . 54
65 6.5.3 Contact retention in insert . 54
66 6.5.4 Polarizing and coding method . 54
67 6.6 Other characteristics . 55
68 6.6.1 Vibration (sinusoidal) . 55
69 6.6.2 Shock . 55
70 6.6.3 Degree of protection provided by enclosures (IP code) . 55
71 6.6.4 Shielding properties . 55
72 6.7 Environmental aspects . 55
73 6.7.1 Marking of insulation material (plastics) . 55
74 7 Test schedule . 56
75 7.1 General . 56
76 7.1.1 Climatic category . 56
77 7.1.2 Creepage and clearance distances . 56
78 7.1.3 Arrangement for contact resistance measurement . 56
79 7.1.4 Arrangement for dynamic stress tests . 57
80 7.1.5 Wiring of specimens . 58
81 7.2 Test schedules . 59
82 7.2.1 Basic (minimum) test schedule . 59
83 7.2.2 Full test schedule . 59
84 Annex A (informative) . 69
85 A.1 Diameter of the female connector body . 69
86 Annex B (informative) . 70
87 B.1 Orientation of cable outlet for angled connectors in relation to the coding . 70
IEC CDV 61076-2-111 Ed2 © IEC 2023 – 4 – 48B/3117/CDV
90 Figure 1 – Fixed connector, male contacts, mounting with thread M12 x 1, with wire
91 ends, single hole mounting thread M16 x 1,5 . 16
92 Figure 2 – Fixed connector, male contacts, mounting with thread M12 x 1, with wire
93 ends, single hole mounting thread M20 x 1,5 . 16
94 Figure 3 – Fixed connector, female contacts, mounting with thread M12 × 1, with wire
95 ends, single hole mounting thread M16 × 1,5 . 17
96 Figure 4 – Fixed connector, female contacts, mounting with thread M12 × 1, with wire
97 ends, single hole mounting thread M20 × 1,5 . 18
98 Figure 5 – Fixed connector, male contacts, mounting with thread M12 × 1, with wire
99 ends, single hole mounting thread M16 × 1,5, rear mounting . 19
100 Figure 6 – Fixed connector, female contacts, mounting with thread M12
...