prEN 4734-101

Aerospace series - Mechanical transfer contact, fibre optic contact Multi connectors - Part 101: MT male contact 12 ways - Technical specification

This document specifies the performance and dimensions of MT male contact 12 ways for prEN 4733 001 connector specification.

Luft- und Raumfahrt - Mechanischer Transferkontakt, faseroptischer Mehrfachkontaktsteckverbinder - Teil 101: MT-Stiftkontakt, 12-polig - Technische Lieferbedingungen

Série aérospatiale - Contact à transfert mécanique, connecteurs à contact à fibre optique multivoies - Partie 101 : Contact MT mâle 12 voies - Spécification technique

Le présent document spécifie les performances et les dimensions d’un contact MT mâle 12 voies pour la spécification d’un connecteur EN 4733-001.

Aeronavtika - Mehanski prenosni kontakt, optični kontakt - Multi konektorji - 101. del: MT moški 12-polni kontakt - Tehnična specifikacija

General Information

• Status: Not Published
• Publication Date: 25-May-2025
• ICS: 49.090 - On-board equipment and instruments
• Technical Committee: ASD-STAN - Aerospace
• Drafting Committee: ASD-STAN/D 2/S 10 - Optical
• Current Stage: 4060 - Closure of enquiry - Enquiry
• Start Date: 22-Feb-2024
• Completion Date: 22-Feb-2024
• Ref Project: oSIST prEN 4734-101:2024 - Aerospace series - Mechanical transfer contact, fibre optic contact Multi connectors - Part 101: MT male contact 12 ways - Technical specification

Standards Content (Sample)

SLOVENSKI STANDARD
01-maj-2024
Aeronavtika - Mehanski prenosni kontakt, optični kontakt - Multi konektorji - 101.
del: MT moški 12-polni kontakt - Tehnična specifikacija
Aerospace series - Mechanical transfer contact, fibre optic contact Multi connectors -
Part 101: MT male contact 12 ways - Technical specification
Luft- und Raumfahrt - Haupt-Element - Teil 101: Technische Lieferbedingungen
Série aérospatiale - Contact à transfert mécanique, connecteurs à contact à fibre optique
multivoies - Partie 101 : Contact MT mâle 12 voies - Spécification technique
Ta slovenski standard je istoveten z: prEN 4734-101
ICS:
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.

DRAFT
EUROPEAN STANDARD
NORME EUROPÉENNE
EUROPÄISCHE NORM
November 2023
ICS 49.090
English Version
Aerospace series - Mechanical transfer contact, fibre optic
contact Multi connectors - Part 101: MT male contact 12
ways - Technical specification
Aerospace séries - Contact fibre optique multivoies - Luft- und Raumfahrt - Haupt-Element - Teil 101:
Partie 101 : Contact MT male 12 fibres - Spécification Technische Lieferbedingungen
technique
This draft European Standard is submitted to CEN members for enquiry. It has been drawn up by the Technical Committee ASD-
STAN.
If this draft becomes a European Standard, 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.

This draft European Standard was established by CEN 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.
Recipients of this draft are invited to submit, with their comments, notification of any relevant patent rights of which they are
aware and to provide supporting documentation.

Warning : This document is not a European Standard. It is distributed for review and comments. It is subject to change without
notice and shall not be referred to as a European Standard.

EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION

EUROPÄISCHES KOMITEE FÜR NORMUNG

CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels
© 2023 CEN All rights of exploitation in any form and by any means reserved Ref. No. prEN 4734-101:2023 E
worldwide for CEN national Members.

Contents Page
European foreword . 3
1 Scope . 4
2 Normative references . 4
3 Terms and definitions . 4
4 Fibre optic contact and definition . 4
4.1 Contact composition . 4
4.2 Contact dimensions and mass . 6
4.3 Polarization keys . 7
4.4 Mated contact force . 7
4.5 Alignment . 7
4.6 Interface . 7
4.7 Cable retention . 7
4.8 Mateability . 7
5 Optical performance . 8
5.1 Insertion loss . 8
5.2 Return loss . 8
5.3 Channel to channel consistency . 9
6 Permissible cables . 9
7 Technical specification . 9
8 Tests according to EN 2591-100 . 9
9 Assembly process instructions . 11
9.1 Cleaning instructions . 11
9.2 Tooling . 11
9.3 Termination instructions . 12
10 Designation . 13

European foreword
This document (prEN 4734-101:2023) 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-STAN, prior to its presentation to CEN.
This document is currently submitted to the CEN Enquiry.
1 Scope
This document specifies the performance and dimensions of MT male contact 12 ways for
prEN 4733-001 connector specification.
2 Normative references
The following documents are referred to in the text in such a way that some or all of their content
constitutes requirements of this document. For dated references, only the edition cited applies. For
undated references, the latest edition of the referenced document (including any amendments) applies.
EN 2591-X , Aerospace series — Elements of electrical and optical connection — Test methods
prEN 4733-001, Aerospace series — Connectors, optical, rectangular, modular — Operating
temperature 125 °C, for EN 4734-10X MT contacts — Part 001: Technical specification
EN 4641-501, Aerospace series — Cable optical — 125 µm diameter cladding — Part 501: Outer diameter
2,7 mm, semi loose structure — 12 optical ways —fibre diameter 50 µm/125 µm — Product standard
CEI-IEC 61754-5, International standard — Fibre optic connector interfaces — Part 5: Type MT connector
family
3 Terms and definitions
For the purposes of this document, the terms and definitions given in EN 2591-100 apply.
ISO and IEC maintain terminology databases for use in standardization at the following addresses:
— ISO Online browsing platform: available at https://www.iso.org/obp/
— IEC Electropedia: available at https://www.electropedia.org/
4 Fibre optic contact and definition
4.1 Contact composition
The different components which composed the MT male contact are shown in Figure 1.

As specified in this documen
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