SIST EN IEC 60794-1-125:2026
(Main)Optical fibre cables - Part 1-125: Generic specification - Basic optical cable test procedures - Mechanical tests methods - Ripcord functional test, Method E25 (IEC 60794-1-125:2026)
General Information
- Abstract
IEC 60794-1-125:2026 specifies the ripcord functional test procedure used to measure the functionality of the cable ripcord.
This first edition cancels and replaces cancels and replaces Method E25 of the first edition of the IEC 60794-1-21:2015.
- Status
- Published
- Public Enquiry End Date
- 30-Apr-2025
- Publication Date
- 21-Jul-2026
- Technical Committee
- MOC - Mobile Communications
- Current Stage
- 6060 - National Implementation/Publication (Adopted Project)
- Start Date
- 07-Jul-2026
- Due Date
- 11-Sep-2026
- Completion Date
- 22-Jul-2026
Overview
SIST EN IEC 60794-1-125:2026 is an international standard dedicated to the evaluation of optical fibre cable performance through mechanical testing of ripcord functionality. Specifically, it describes Method E25, which details the ripcord functional test procedure used to assess the effectiveness and durability of ripcords in optical fibre cables. This standard ensures consistent and reliable testing across the industry, supporting quality, safety, and performance objectives for fibre optic infrastructure.
This first edition of IEC 60794-1-125 cancels and replaces Method E25 as previously found in IEC 60794-1-21:2017. By creating a standalone standard, IEC continues to streamline and clarify its suite of optical cable test procedures.
Key Topics
- Ripcord Functional Test Procedure: The standard defines a clear method to assess whether a ripcord can facilitate the proper opening of a cable sheath without breaking, which is essential for safe and effective cable preparation during installation and maintenance.
- Testing Conditions: Recommendations include testing at the lowest expected installation temperature (as per IEC TR 62691) to simulate real-world conditions, ensuring the ripcord’s functionality even in challenging environments.
- Sample Requirements: Specifies minimum sample lengths and preparation criteria to ensure test validity and repeatability.
- Test Apparatus: Details the equipment needed, such as climate chambers for temperature control and suitable tools for cable preparation and securing.
- Acceptance Criteria: Establishes clear pass/fail requirements based on the ripcord’s ability to slit the sheath consistently along a specified length without breaking.
- Reporting and Specification: Lists the essential parameters and results that must be documented following the test, such as temperatures, the number of samples, sheath material, and outcomes.
Applications
- Cable Manufacturing: Manufacturers use IEC 60794-1-125 to qualify and control ripcord performance in optical fibre cables before leaving the factory, contributing to robust product quality and compliance with international requirements.
- Product Development: Design engineers reference this test procedure when specifying materials and construction methods that optimize the usability and mechanic strength of ripcords in new cable products.
- Quality Assurance and Auditing: Third-party labs and quality auditors apply the standard to verify conformity in both sample and production batches, supporting due diligence, contractual compliance, and long-term reliability in telecom network deployments.
- Installation and Maintenance: By ensuring cable ripcords function reliably at low temperatures and under practical installation conditions, the standard supports efficient, damage-free sheath removal by field technicians, reducing installation times and minimizing risk to core optical fibres.
Related Standards
SIST EN IEC 60794-1-125:2026 aligns with several other key standards from the IEC 60794 series for optical fibre cables:
- IEC 60794-1-1: General specifications for optical fibre cables, providing foundational definitions and overall structure.
- IEC TR 61931: Terminology for fibre optic technology, offering standardized language for all technical documentation.
- IEC TR 62691: Guidelines for the installation of optical fibre cables, which include recommendations for test temperatures and handling procedures.
- IEC 60794-1-2: Guidance on basic optical cable test procedures, offering general methodology applicable to a wide range of mechanical and environmental tests.
- IEC 60794-1-21: Formerly included Method E25; now serves as a reference for other mechanical test methods applicable to optical fibre cables.
By following IEC 60794-1-125:2026, stakeholders across the telecommunications, industrial, and infrastructure sectors can ensure their optical fibre cables are equipped with reliable and effective ripcords, maintaining high standards for safety, performance, and ease of installation.
Relations
- Effective Date
- 01-Sep-2026
- Effective Date
- 01-Sep-2026
- Effective Date
- 09-Jun-2026
- Effective Date
- 07-Jul-2026
- Effective Date
- 07-Jul-2026
- Effective Date
- 07-Jul-2026
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French national laboratory for metrology and testing.
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Frequently Asked Questions
SIST EN IEC 60794-1-125:2026 is a standard published by the Slovenian Institute for Standardization (SIST). Its full title is "Optical fibre cables - Part 1-125: Generic specification - Basic optical cable test procedures - Mechanical tests methods - Ripcord functional test, Method E25 (IEC 60794-1-125:2026)". This standard covers: IEC 60794-1-125:2026 specifies the ripcord functional test procedure used to measure the functionality of the cable ripcord. This first edition cancels and replaces cancels and replaces Method E25 of the first edition of the IEC 60794-1-21:2015.
IEC 60794-1-125:2026 specifies the ripcord functional test procedure used to measure the functionality of the cable ripcord. This first edition cancels and replaces cancels and replaces Method E25 of the first edition of the IEC 60794-1-21:2015.
SIST EN IEC 60794-1-125:2026 is classified under the following ICS (International Classification for Standards) categories: 33.180.10 - Fibres and cables. The ICS classification helps identify the subject area and facilitates finding related standards.
SIST EN IEC 60794-1-125:2026 has the following relationships with other standards: It is inter standard links to SIST EN 60794-1-21:2015/A1:2020, SIST EN 60794-1-21:2015, SIST EN IEC 60794-1-1:2023, SIST-TS CLC/TS 50621:2016, SIST EN IEC 62148-1:2018, SIST EN 3745-505:2018. Understanding these relationships helps ensure you are using the most current and applicable version of the standard.
SIST EN IEC 60794-1-125:2026 is available in PDF format for immediate download after purchase. The document can be added to your cart and obtained through the secure checkout process. Digital delivery ensures instant access to the complete standard document.
Standards Content (Sample)
SLOVENSKI STANDARD
01-september-2026
Nadomešča:
SIST EN 60794-1-21:2015
SIST EN 60794-1-21:2015/A1:2020
Optični kabli - 1-125. del: Splošna specifikacija - Osnovni preskusni postopki za
optične kable - Mehanske preskusne metode - Funkcionalni preskus Ripcord,
metoda E25 (IEC 60794-1-125:2026)
Optical fibre cables - Part 1-125: Generic specification - Basic optical cable test
procedures - Mechanical tests methods - Ripcord functional test, Method E25 (IEC
60794-1-125:2026)
Lichtwellenleiterkabel - Teil 1-125: Fachgrundspezifikation - Grundlegende Prüfverfahren
für Lichtwellenleiterkabel - Mechanische Prüfverfahren - Funktionsprüfung der Reißleine,
Verfahren E25 (IEC 60794-1-125:2026)
Câbles à fibres optiques - Partie 1-125: Spécification générique - Procédures
fondamentales d’essais des câbles optiques - Méthodes d’essais mécaniques - Essai de
fonctionnement du fil de déchirement, méthode e25 (IEC 60794-1-125:2026)
Ta slovenski standard je istoveten z: EN IEC 60794-1-125:2026
ICS:
33.180.10 (Optična) vlakna in kabli Fibres and cables
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.
EUROPEAN STANDARD EN IEC 60794-1-125
NORME EUROPÉENNE
EUROPÄISCHE NORM July 2026
ICS 33.180.10 Supersedes EN 60794-1-21:2015 (partially); EN 60794-1-
21:2015/A1:2020 (partially)
English Version
Optical fibre cables - Part 1-125: Generic specification - Basic
optical cable test procedures - Mechanical tests methods -
Ripcord functional test, Method E25
(IEC 60794-1-125:2026)
Câbles à fibres optiques - Partie 1-125: Spécification Lichtwellenleiterkabel - Teil 1-125: Fachgrundspezifikation -
générique - Procédures fondamentales d'essais des câbles Grundlegende Prüfverfahren für Lichtwellenleiterkabel -
optiques - Méthodes d'essais mécaniques - Essai de Mechanische Prüfverfahren - Funktionsprüfung der
fonctionnement du fil de déchirement, Méthode E25 Reißleine, Verfahren E25
(IEC 60794-1-125:2026) (IEC 60794-1-125:2026)
This European Standard was approved by CENELEC on 2026-06-12. CENELEC 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 CENELEC 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 CENELEC member into its own language and notified to the CEN-CENELEC Management Centre has the
same status as the official versions.
CENELEC members are the national electrotechnical committees of Austria, Belgium, Bulgaria, Croatia, Cyprus, the Czech Republic,
Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the
Netherlands, Norway, Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland,
Türkiye and the United Kingdom.
European Committee for Electrotechnical Standardization
Comité Européen de Normalisation Electrotechnique
Europäisches Komitee für Elektrotechnische Normung
CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels
© 2026 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members.
Ref. No. EN IEC 60794-1-125:2026 E
European foreword
The text of document 86A/2670/FDIS, future edition 1 of IEC 60794-1-125, prepared by SC 86A
"Fibres and cables" of IEC/TC 86 "Fibre optics" was submitted to the IEC-CENELEC parallel vote and
approved by CENELEC as EN IEC 60794-1-125:2026.
The following dates are fixed:
• latest date by which the document has to be implemented at national (dop) 2027-07-31
level by publication of an identical national standard or by endorsement
• latest date by which the national standards conflicting with the (dow) 2029-07-31
document have to be withdrawn
This document partially supersedes EN 60794-1-21:2015 and all of its amendments and corrigenda (if
any).
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. CENELEC shall not be held responsible for identifying any or all such patent rights.
Any feedback and questions on this document should be directed to the users’ national committee. A
complete listing of these bodies can be found on the CENELEC website.
Endorsement notice
The text of the International Standard IEC 60794-1-125:2026 was approved by CENELEC as a
European Standard without any modification.
In the official version, for Bibliography, the following notes have to be added for the standard indicated:
IEC 60794-1-2 NOTE Approved as EN IEC 60794-1-2
IEC 60794-1-21 NOTE Approved as EN 60794-1-21
Annex ZA
(normative)
Normative references to international publications
with their corresponding European publications
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.
NOTE 1 Where an International Publication has been modified by common modifications, indicated by (mod),
the relevant EN/HD applies.
NOTE 2 Up-to-date information on the latest versions of the European Standards listed in this annex is available
here: www.cencenelec.eu.
Publication Year Title EN/HD Year
IEC 60794-1-1 - Optical fibre cables - Part 1-1: Generic EN IEC 60794-1-1 -
specification - General
IEC 60794-1-125 ®
Edition 1.0 2026-05
INTERNATIONAL
STANDARD
Optical fibre cables -
Part 1-125: Generic specification - Basic optical cable test procedures -
Mechanical tests methods - Ripcord functional test, Method E25
ICS 33.180.10 ISBN 978-2-8327-1230-6
IEC 60794-1-125:2026-05(en)
IEC 60794-1-125:2026 © IEC 2026
CONTENTS
FOREWORD . 2
INTRODUCTION . 4
1 Scope . 5
2 Normative references . 5
3 Terms and definitions . 5
4 Object . 5
5 Sample . 5
6 Apparatus . 5
7 Procedure . 6
8 Requirements . 6
9 Details to be specified . 6
10 Details to be reported . 6
Bibliography . 7
IEC 60794-1-125:2026 © IEC 2026
INTERNATIONAL ELECTROTECHNICAL COMMISSION
____________
Optical fibre cables -
Part 1-125: Generic specification - Basic optical cable test procedures -
Mechanical tests methods - Ripcord functional test, Method E25
FOREWORD
1) The International Electrotechnical Commission (IEC) is a worldwide organization for standardization comprising
all national electrotechnical committees (IEC National Committees). The object of IEC is to promote international
co-operation on all questions concerning standardization in the electrical and electronic fields. To this end and
in addition to other activities, IEC publishes International Standards, Technical Specifications, Technical Reports,
Publicly Available Specifications (PAS) and Guides (hereafter referred to as “IEC Publication(s)”). Their
preparation is entrusted to technical committees; any IEC National
...