prEN 3745-100

Aerospace series - Fibres and cables, optical, aircraft use - Test methods - Part 100: General

This document defines terms, definition and all test methods for optical fibres and cable.
In this document test methods items have been kept according to the historical references.

Luft- und Raumfahrt - Faseroptische Leitungen für Luftfahrzeuge - Prüfverfahren - Teil 100: Allgemeines

Série aérospatiale - Fibres et câbles optiques à usage aéronautique - Méthodes d’essais - Partie 100 : Généralités

Aeronavtika - Optična vlakna in kabli za uporabo v zračnih plovilih - Preskusne metode - 100. del: Splošno

General Information

• Status: Not Published
• Publication Date: 10-May-2026
• ICS: 49.060 - Aerospace electric equipment and systems
• Technical Committee: ASD-STAN - Aerospace
• Drafting Committee: ASD-STAN/D 2/S 10 - Optical
• Current Stage: 4020 - Submission to enquiry - Enquiry
• Start Date: 14-Nov-2024
• Completion Date: 14-Nov-2024
• Ref Project: oSIST prEN 3745-100:2025 - Aerospace series - Fibres and cables, optical, aircraft use - Test methods - Part 100: General

Relations

• Revises: EN 3745-100:2008 - Aerospace series - Fibres and cables, optical, aircraft use - Test methods - Part 100: General
• Effective Date: 28-Jan-2023

Standards Content (Sample)

SLOVENSKI STANDARD
01-januar-2025
Aeronavtika - Optična vlakna in kabli za uporabo v zračnih plovilih - Preskusne
metode - 100. del: Splošno
Aerospace series - Fibres and cables, optical, aircraft use - Test methods - Part 100:
General
Luft- und Raumfahrt - Faseroptische Leitungen für Luftfahrzeuge - Prüfverfahren - Teil
100: Allgemeines
Série aérospatiale - Fibres et câbles optiques à usage aéronautique - Méthodes d’essais
- Partie 100 : Généralités
Ta slovenski standard je istoveten z: prEN 3745-100
ICS:
33.180.10 (Optična) vlakna in kabli Fibres and cables
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 2024
ICS 49.060 Will supersede EN 3745-100:2008
English Version
Aerospace series - Fibres and cables, optical, aircraft use -
Test methods - Part 100: General
Série aérospatiale - Fibres et câbles optiques à usage Luft- und Raumfahrt - Faseroptische Leitungen für
aéronautique - Méthodes d'essais - Partie 100 : Luftfahrzeuge - Prüfverfahren - Teil 100: Allgemeines
Généralités
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
© 2024 CEN All rights of exploitation in any form and by any means reserved Ref. No. prEN 3745-100:2024 E
worldwide for CEN national Members.

Contents Page
European foreword . 4
1 Scope . 5
2 Normative references . 5
3 Terms and definitions . 6
4 Test conditions . 10
5 List of test methods . 10
6 Serie 2xx: General designation. 11
6.1 Test 201: Visual inspection of optical fibres and optical cables . 12
6.2 Test 202: Fibre dimensions . 13
6.3 Test 203: Cable dimensions . 23
6.4 Test 205: Cable longitudinal dimensional stability . 25
7 Serie 3xx: Optical tests . 26
7.1 Test 301: Attenuation . 26
7.2 Test 302: Numerical aperture . 27
7.3 Test 303: Bandwidth . 30
7.4 Test 305: Immunity to ambient light coupling . 30
7.5 Test 306: Variation of attenuation during temperature cycling . 33
8 Serie 4xx: Environmental tests . 34
8.1 Test 401: Accelerated ageing . 34
8.2 Test 402: Temperature cycling . 35
8.3 Test 404: Thermal shock . 36
8.4 Test 405: Low/High temperature bend test . 38
8.5 Test 406: Cold bend test . 40
8.6 Test 407: Flammability . 41
8.7 Test 410: Thermal life . 43
8.8 Test 411: Resistance to fluids . 49
8.9 Test 412: Humidity resistance . 56
9 Serie 5xx: Mechanical test . 57
9.1 Test 501: Optical fibre proof test . 58
9.2 Test 502: Tensile stength for short length of optical fibre . 58
9.3 Test 503: Scrape abrasion . 58
9.4 Test 504: Micro bending test . 60
9.5 Test 505: Cable tensile strength . 62
9.6 Test 506: Impact resistance . 64
9.7 Test 507: Cut-through. 68
9.8 Test 508: Torsion . 70
9.9 Test 509: Kink test . 72
9.10 Test 510: Bending test . 73
9.11 Test 511: Cable to cable abrasion . 77
9.12 Test 512: Flexure endurance . 79
9.13 Test 513: Crush resistance. 81
9.14 Test 514: Cable twist bend . 82
9.15 Test 515: Buffer insertion force . 84
9.16 Test 516: Severe cable bend test . 86
9.17 Test 517: Cable tie clamping test . 88
10 Serie 6xx: Sundry tests . 90
10.1 Test 601: Smoke density . 90
10.2 Test 602: Toxicity . 90
10.3 Test 603: Nuclear radiation . 91
11 Series 7xx and 8xx: Cable implementation tests . 93
11.1 Test 701: Strippability . 93
11.2 Test 703: Durability of manufacturer’s marking . 95
11.3 Test 705: Contrast measurement . 97
11.4 Test 801: Fibre movement under compression . 99
Bibliography . 103

European foreword
This document (prEN 3745-100:2024) has been prepared by ASD-STAN.
This document is currently submitted to the CEN Enquiry.
This document will supersede EN 3745-100:2008.
This document includes the following significant technical changes with respect to EN 3745-100:2008:
— integration of all the latest EN 3745 series documents, including their disposal of comments in the
— integration in the document of the revisions of current tests −306, −412, −510 et −801;
— integration of NWP proposal on tests −516 and −603.
1 Scope
This document defines terms, definition and all test methods for optical fibres and cable.
In this document test methods items have been kept according to the historical references.
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 2591-100:2024, Aerospace series - Elements of electrical and optical connection - Test methods - Part
100: General
EN 2591-601:2001, Aerospace series - Elements of electrical and optical connection - Test methods - Part
601: Optical elements - Insertion loss
EN 2591-602:2001, Aerospace series - Elements of electrical and optical connection - Test methods - Part
602: Optical elements - Variation of attenuation and optical discontinuity
EN 3475-601, Aerospace series - Cables, electrical, aircraft use - Test methods - Part 601: Smoke density
EN 3475-602, Aerospace series - Cables, electrical, aircraft use - Test methods - Part 602: Toxicity
EN 4056-003, Aerospace series - Cable ties for harnesses - Part 003: Plastic cable ties - Operating
temperatures - 65 °C to 105 °C and - 65 °C to 150 °C - Product standard
EN 4533-004, Aerospace series - Fibre optic systems - Handbook - Part 004: Repair, maintenance, cleaning
and inspection
EN IEC 60793-1-40:2019, Optical fibres - Part 1-40: Attenuation measurement methods (IEC 60793-1-40)
EN IEC 60793-1-41, Optical fibres - Part 1-41: Measurement methods and test procedures - Bandwidth
(IEC 60793-1-41)
EN IEC 60793-2, Optical fibres - Part 2: Product specifications – General (IEC 60793-2)
EN 60794 (all parts), Optical fibre cables
EN 61754-20, Fibre optic interconnecting devices and passive components - Fibre optic connector
interfaces - Part 20: Type LC connector family
IEC 61300-3-47, Fibre optic interconnecting devices and passive components — Basic test and
measurement procedures — Part 3-47: Examinations and measurements — End face geometry of PC/APC
spherically polished ferrules using interferometry
ISO 1817, Rubb
...