EN 3645-001:2022

Aerospace series - Connectors, electrical, circular, scoop-proof, triple start threaded coupling, operating temperature 175 °C or 200 °C continuous - Part 001: Technical specification

This document specifies the general characteristics, the conditions for qualification, acceptance and quality assurance, as well as the test programs and groups for threaded ring coupling circular connectors, fire resistant, intended for use in a temperature range from -65 °C to 175 °C continuous or 200 °C continuous according to the classes.

Luft- und Raumfahrt - Elektrische Rundsteckverbinder, kontaktgeschützt, dreigängige Gewinde-Schnellkupplung, Betriebstemperatur 175 °C oder 200 °C konstant - Teil 001: Technische Lieferbedingungen

Dieses Dokument legt die allgemeinen Eigenschaften, die Bedingungen für Qualifikation, Annahme und Qualitätssicherung sowie Prüfprogramme und  gruppen für Rundsteckverbinder mit Gewinde-Schnell¬kupplung, feuerbeständig, bestimmt für die Anwendung in einem Temperaturbereich von −65 °C bis 175 °C konstant oder 200 °C konstant, entsprechend den Klassen, fest.

Série aérospatiale - Connecteurs électriques circulaires, à contacts protégés, à accouplement par filetage, à pas rapide à trois filets, température d'utilisation 175 °C ou 200 °C continu - Partie 001 : Spécification technique

Le présent document spécifie les caractéristiques générales, les conditions de qualification, d’acceptation et d’assurance qualité, ainsi que les programmes et les groupes d’essais des connecteurs circulaires à accouplement par bague filetée, résistants au feu, destinés à une utilisation dans une plage de températures comprises entre -65 °C et 175 °C continu, ou 200 °C continu suivant les classes.

Aeronavtika - Konektorji, električni, okrogli, zaščiten kontakt, hitra spojka z navojem, stalna delovna temperatura 175 °C ali 200 °C - 001. del: Tehnična specifikacija

Ta dokument določa splošne značilnosti, pogoje kvalifikacije, sprejemljivosti in zagotavljanja kakovosti ter preskusne programe in skupine za okrogle konektorje, priključene z navojnim obročkom, ognjevzdržne, za uporabo pri stalnih temperaturah med –65 °C in 175 °C ali pri stalni temperaturi 200 °C, odvisno od razreda.

General Information

• Status: Published
• Publication Date: 06-Sep-2022
• ICS: 49.060 - Aerospace electric equipment and systems
• Technical Committee: ASD-STAN - Aerospace
• Drafting Committee: ASD-STAN/D 2/S 3 - Elements of Connection (Connectors, Contacts, rear accessories, crimping tools
• Current Stage: 6060 - Definitive text made available (DAV) - Publishing
• Start Date: 07-Sep-2022
• Completion Date: 07-Sep-2022
• Ref Project: SIST EN 3645-001:2022 - Aerospace series - Connectors, electrical, circular, scoop-proof, triple start threaded coupling, operating temperature 175 °C or 200 °C continuous - Part 001: Technical specification

Relations

• Replaces: EN 3645-001:2019 - Aerospace series - Connectors, electrical, circular, scoop-proof, triple start threaded coupling, operating temperature 175 °C or 200 °C continuous - Part 001: Technical specification
• Effective Date: 14-Sep-2022

Standards Content (Sample)

SLOVENSKI STANDARD
01-november-2022
Nadomešča:
SIST EN 3645-001:2019
Aeronavtika - Konektorji, električni, okrogli, zaščiten kontakt, hitra spojka z
navojem, stalna delovna temperatura 175 °C ali 200 °C - 001. del: Tehnična
specifikacija
Aerospace series - Connectors, electrical, circular, scoop-proof, triple start threaded
coupling, operating temperature 175 °C or 200 °C continuous - Part 001: Technical
specification
Luft- und Raumfahrt - Elektrische Rundsteckverbinder, kontaktgeschützt, dreigängige
Gewinde-Schnellkupplung, Betriebstemperatur 175 °C oder 200 °C konstant - Teil 001:
Technische Lieferbedingungen
Série aérospatiale - Connecteurs électriques circulaires, à contacts protégés, à
accouplement par filetage, à pas rapide à trois filets, température d'utilisation 175 °C ou
200 °C continu - Partie 001 : Spécification technique
Ta slovenski standard je istoveten z: EN 3645-001:2022
ICS:
31.220.10 Vtiči in vtičnice, konektorji Plug-and-socket devices.
Connectors
49.060 Letalska in vesoljska Aerospace electric
električna oprema in sistemi equipment and systems
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EN 3645-001
EUROPEAN STANDARD
NORME EUROPÉENNE
September 2022
EUROPÄISCHE NORM
ICS 49.060 Supersedes EN 3645-001:2019
English Version
Aerospace series - Connectors, electrical, circular, scoop-
proof, triple start threaded coupling, operating
temperature 175 °C or 200 °C continuous - Part 001:
Technical specification
Série aérospatiale - Connecteurs électriques Luft- und Raumfahrt - Elektrische Rundsteckverbinder,
circulaires, à contacts protégés, à accouplement par kontaktgeschützt, dreigängige Gewinde-
filetage, à pas rapide à trois filets, température Schnellkupplung, Betriebstemperatur 175 °C oder 200
d'utilisation 175 °C ou 200 °C continu - Partie 001 : °C konstant - Teil 001: Technische Lieferbedingungen
Spécification technique
This European Standard was approved by CEN on 22 November 2021.

CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this
European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references
concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN
member.
This European Standard exists in three official versions (English, French, German). A version in any other language made by
translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management
Centre has the same status as the official versions.

CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia,
Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway,
Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Türkiye and
United Kingdom.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION

EUROPÄISCHES KOMITEE FÜR NORMUNG

CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels
© 2022 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN 3645-001:2022 E
worldwide for CEN national Members.

Contents Page
European foreword . 4
Introduction . 5
1 Scope . 6
2 Normative references . 6
3 Terms and definitions . 7
4 Description . 7
4.1 General. 7
4.2 Receptacle. 8
4.3 Plug . 8
4.4 Materials and surface treatment . 8
4.4.1 General. 8
4.4.2 Housing . 8
4.4.3 Contacts . 8
4.4.4 Non-metallic materials . 9
4.4.5 Surfaces treatments . 9
5 Design . 9
5.1 Housings . 9
5.2 Inserts . 10
6 Definition drawings and masses . 10
6.1 General. 10
6.2 Receptacle mating dimensions . 10
6.3 Plug mating dimensions . 13
6.4 Receptacle and plug polarization . 16
6.5 Dimensions of the rear part of the connectors . 17
6.5.1 Accessory interface dimensions . 17
6.5.2 Size 8 cavity - rear dimensions . 19
6.6 Contact arrangements . 20
6.7 Contact dimensions . 66
6.7.1 Removable contacts . 66
6.7.2 Fixed contacts . 66
7 Tests . 67
7.1 Tests according to EN 2591-100 . 67
7.2 Special tests . 81
7.2.1 Lanyard release connectors . 81
7.2.2 Resistance to fluids . 81
7.3 Gauges to test the holding force of the grounding spring system of the housing . 83
7.4 Gauges to test the stability of male contacts in insert . 84
8 Quality assurance . 85
8.1 General. 85
8.2 Qualification . 85
8.2.1 General. 85
8.2.2 For MIL-DTL-38999 QPL manufacturer . 86
8.2.3 For non MIL-DTL-38999 QPL manufacturer . 86
8.2.4 Sampling and definition of specimens . 87
8.2.5 Preparation of specimens . 88
8.2.6 Program of qualification tests . 89
8.3 Maintenance of qualification . 103
8.3.1 General . 103
8.3.2 Recognition of MIL-DTL-38999 . 103
8.3.3 Fuel resistant class . 104
8.3.4 Sampling distribution . 104
8.4 Routine tests during production . 104
8.5 Inspections . 105
8.6 Value added distributors . 105
9 Designation and marking . 105
9.1 General principle of designation . 105
9.2 Marking . 105
10 Delivery conditions . 106
11 Packaging . 106
12 Storage . 106
Bibliography . 107

European foreword
This document (EN 3645-001:2022) has been prepared by the Aerospace and Defence Industries
Association of Europe — Standardization (ASD-STAN).
After enquiries and votes carried out in accordance with the rules of this Association, this
document has received the approval of the National Associations and the Official Services of the
member countries of ASD, prior to its presentation to CEN.
This document shall be given the status of a national standard, either by publication of an identical
text or by endorsement, at the latest by March 2023, and conflicting national standards shall be
withdrawn at the latest by March 2023.
Attention is drawn to the possibility that some of the elements of this document may be the subject
of patent rights. CEN shall not be held responsible for identifying any or all such patent rights.
This document supersedes EN 3645-001 :2019.
The main changes with respect to the previous edition are listed in the following table.
Table X — Main changes introduced
prEN/EN Edition Publication Modification
Number Date
prEN 3645 P5 2021-12-01 Introduction of Hexavalent Chromium free (
...