kSIST FprEN IEC 61300-2-50:2026

Lichtwellenleiter – Verbindungselemente und passive Bauteile – Grundlegende Prüf- und Messverfahren – Teil 2-50: Prüfungen – Festigkeitsprüfung für Lichtwellenleiter-Steckverbinder

Dispositifs d'interconnexion et composants passifs à fibres optiques - Méthodes fondamentales d'essais et de mesures - Partie 2-50: Essais - Essai de résistance des connecteurs à fibres optiques sous charge statique

Optični spojni elementi in pasivne komponente - Osnovni preskusni in merilni postopki - 2-50. del: Preskusi - Preskus preverjanja optičnih konektorjev s statično obremenitvijo

General Information

• Status: Not Published
• Public Enquiry End Date: 31-May-2025
• ICS: 33.180.20 - Fibre optic interconnecting devices
• Technical Committee: MOC - Mobile Communications
• Current Stage: 5020 - Formal vote (FV) (Adopted Project)
• Start Date: 09-Jun-2026
• Due Date: 28-Jul-2026
• Ref Project: FprEN IEC 61300-2-50:2026 - Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 2-50: Tests - Fibre optic connector proof test with static load

Relations

• Revises: SIST EN 61300-2-50:2007/AC:2015 - Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 2-50: Tests - Fibre optic connector proof test with static load - Singlemode and multimode
• Effective Date: 13-Aug-2024
• Revises: SIST EN 61300-2-50:2007 - Fibre optic interconnecting devices and passive components - Basic test and measurement procedures -- Part 2-50: Tests - Fibre optic connector proof test with static load - Singlemode and multimode
• Effective Date: 13-Aug-2024

Overview

kSIST FprEN IEC 61300-2-50:2026 is an international standard developed by SIST, focusing on the proof testing of fibre optic connectors with static loads. As a part of the IEC 61300 series, this standard specifies basic test and measurement procedures for fibre optic interconnecting devices and passive components, with a particular emphasis on assessing connector robustness under predefined mechanical stress conditions. The proof test ensures that connectors and terminated cable assemblies meet minimum requirements for mechanical strength, safety, and long-term optical performance against static load-induced failures.

Key Topics

• Fibre Optic Connector Proof Test: Evaluates the physical integrity and optical performance of connectors terminated to single-mode or multimode cables under static loads.
• Test Configurations: Covers multiple connector assemblies, including:
  • Adaptor - plug - cable
  • Pulling cap - plug - cable (notably for hardened connectors)
• Static Load Application: Involves applying static loads at both 0° (straight pull) and 90° (side pull) to mimic stresses seen during installation and maintenance.
• Performance Measurement: Optical parameters such as attenuation and return loss are measured before and after load application to identify any degradation in performance.
• Failure Criteria: The test checks for connector uncoupling, mechanical damage, and unacceptable changes in optical characteristics.
• Test Apparatus and Setup: Details requirements for fixtures, mandrels, force generators, and guides to ensure accurate and repeatable results.

Applications

• Product Qualification and Reliability Testing: Essential for verifying the mechanical robustness and optical reliability of fibre optic connectors used in critical applications, such as telecommunications, data centers, and industrial networks.
• Quality Assurance in Manufacturing: Used by manufacturers for quality control during production, ensuring that all connectors shipped meet international durability standards.
• Design and Selection of Components: Provides guidance for designers and engineers in selecting connectors that can withstand the expected mechanical stress, especially in environments subject to harsh handling or installation practices.
• Field Installation Validation: Assures end-users and installers that connectorized fibre assemblies will not suffer from premature failure due to mechanical stress during installation or operational life.

Related Standards

kSIST FprEN IEC 61300-2-50:2026 is part of a comprehensive framework supporting fibre optic component reliability and standardization. Related standards include:

• IEC 61300-1: General and guidance for test and measurement procedures
• IEC 61753 series: Performance standards for passive fibre optic components
• IEC 62005 series: Reliability standards for fibre optic interconnecting devices
• IEC 61300-2-38: Sealing and environmental resistance testing
• IEC 61300-3-3 & IEC 61300-3-35: Methods for measuring optical attenuation, return loss, and visual inspections
• IEC 60529: Degrees of protection provided by enclosures (IP Code)
• IEC TS 63334: Conditions for testing dust and water ingress for passive optical housings

Practical Value

Implementing kSIST FprEN IEC 61300-2-50:2026 in product testing and procurement assures that fibre optic connectors are capable of withstanding installation and in-service mechanical stresses without unacceptable performance loss or mechanical failure. Adhering to this standard helps manufacturers, system integrators, and end-users guarantee long-term reliability and safety of fibre optic interconnections in high-performance network environments.

By referencing this standard, organizations demonstrate compliance with recognized industry requirements for connector quality, supporting network uptime, and reducing maintenance costs due to connector-related failures. Use of such standardized testing elevates overall product integrity, trust, and competitiveness in the global fibre optic market.

Standards Content (Sample)

SLOVENSKI STANDARD
oSIST prEN IEC 61300-2-50:2025
01-maj-2025
Optični spojni elementi in pasivne komponente - Osnovni postopki preskušanja in
merjenja - 2-50. del: Preskusi - Preskus preverjanja optičnih konektorjev s statično
obremenitvijo
Fibre optic interconnecting devices and passive components - Basic test and
measurement procedures - Part 2-50: Tests - Fibre optic connector proof test with static
load
Dispositifs d'interconnexion et composants passifs à fibres optiques - Méthodes
fondamentales d'essais et de mesures - Partie 2-50: Essais - Essai de résistance des
connecteurs à fibres optiques sous charge statique
Ta slovenski standard je istoveten z: prEN IEC 61300-2-50:2025
ICS:
33.180.20 Povezovalne naprave za Fibre optic interconnecting
optična vlakna devices
oSIST prEN IEC 61300-2-50:2025 en
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

oSIST prEN IEC 61300-2-50:2025

oSIST prEN IEC 61300-2-50:2025
86B/5004/CDV
COMMITTEE DRAFT FOR VOTE (CDV)
PROJECT NUMBER:
IEC 61300-2-50 ED2
DATE OF CIRCULATION: CLOSING DATE FOR VOTING:
2025-03-21 2025-06-13
SUPERSEDES DOCUMENTS:
86B/4948/CD, 86B/4960A/CC
IEC SC 86B : FIBRE OPTIC INTERCONNECTING DEVICES AND PASSIVE COMPONENTS
SECRETARIAT: SECRETARY:
Japan Mr Ryo Koyama
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:
Fibre optic interconnecting devices and passive components - Basic test and measurement
procedures - Part 2-50: Tests - Fibre optic connector proof test with static load
PROPOSED STABILITY DATE: 2033
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.

oSIST prEN IEC 61300-2-50:2025
IEC CDV 61300-2-50  IEC 2025 2 86B/5004/CDV
1 CONTENTS
3 FOREWORD . 3
4 1 Scope . 5
5 2 Normative references . 5
6 3 Terms and definitions . 6
7 4 General description . 6
8 5 Apparatus . 6
9 5.1 General . 6
10 5.2 Mounting fixture . 6
11 5.3 Mandrel . 6
12 5.4 Force generator . 6
13 6 Test setup . 7
14 6.1 Fibre optic connector proof test with static load setup . 7
15 6.2 Optical measurement equipment . 8
16 7 Procedure . 8
17 7.1 Preparation of DUT . 8
18 7.2 Preconditioning . 8
19 7.3 Measure of initial optical properties . 8
20 7.4 Mounting of DUT . 8
21 7.5 Straight pull (pulling cap – plug – cable) . 9
22 7.6 Straight pull (adaptor – plug – cable) . 9
23 7.7 Side pull (adaptor – plug – cable). 9
24 7.8 Final measurements and examinations . 9
25 8 Severity . 9
26 9 Details to be specified and reported. 10
28 Figure 1 – Fibre optic connector proof test with static load setup . 7
29 Figure 2 – Application of the load in the case of duplex cordage . 8
31 Table 1 – Test severities . 10
oSIST prEN IEC 61300-2-50:2025
IEC CDV 61300-2-50  IEC 2025 3 86B/5004/CDV
33 INTERNATIONAL ELECTROTECHNICAL COMMISSION
34 ____________
36 FIBRE OPTIC INTERCONNECTING
37 DEVICES AND PASSIVE COMPONENTS –
38 BASIC TEST AND MEASUREMENT PROCEDURES –
40 Part 2-50: Tests – Fibre optic connector proof test with static load
42 FOREWORD
43 1) The International Electrotechnical Commission (IEC) is a worldwide organization for standardization comprising
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71 8) Attention is drawn to the Normative references cited in this publication. Use of the referenced publications is
72 indispensable for the correct application of this publication.
73 9) IEC draws attention to the possibility that the implementation of this document may involve the use of (a)
74 patent(s). IEC takes no position concerning the evidence, validity or applicability of any claimed patent rights in
75 respect thereof. As of the date of publication of this document, IEC had not received notice of (a) patent(s), which
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77 the latest information, which may be obtained from the patent database available at https://patents.iec.ch. IEC
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79 IEC 61300-2-50 has been prepared by subcommittee 86B: Fibre optic interconnecting devices
80 and passive components, of IEC technical committee 86: Fibre optics. It is an International
81 Standard.
82 This second edition cancels and replaces the first edition published in 2007. This edition
83 constitutes a technical revision.
84 This edition includes the following significant technical changes with respect to the previous
85 edition:
86 a) added normative references clause;
87 b) added terms and definitions clause;
88 c) added the straight pull test of pulling cap – plug – cable configuration;

oSIST prEN IEC 61300-2-50:2025
IEC CDV 61300-2-50  IEC 2025 4 86B/5004/CDV
89 d) the test procedure was modified including previsions for hardened connectors;
90 e) the severity of the test was updated according to the component and performance category;
91 f) added details to be specified and reported clause.
92 The text of this standard is based on the following documents:
Draft Report on voting
86B/XX/FDIS 86B/XX/RVD
94 Full information on the voting for its approval can be found in the report on voting indicated in
95 the above table.
96 The language used for the development of this International Standard is English.
97 This document was drafted in accordance with ISO/IEC Directives, Part 2, and developed in
98 accordance with ISO/IEC Directives, Part 1 and ISO/IEC Directives, IEC Supplement, available
99 at www.iec.ch/members_experts/refdocs. The main document types developed by IEC are
100 described in greater detail at www.iec.ch/publications.
101 A list of all parts of IEC 61300 series, published under the general title Fibre optic
102 interconnecting devices and passive components – Basic test and measurement procedures,
103 can be found on the IEC website.
104 The committee has decided that the contents of this document will remain unchanged until the
105 stability date indicated on the IEC website under webstore.iec.ch in the data related to the
106 specific document. At this date, the document will be
107 • reconfirmed,
108 • withdrawn,
109 • replaced by a revised edition, or
110 • amended.
oSIST prEN IEC 61300-2-50:2025
IEC CDV 61300-2-50  IEC 2025 5 86B/5004/CDV
113 FIBRE OPTIC INTERCONNECTING
114 DEVICES AND PASSIVE COMPONENTS –
115 BASIC TEST AND MEASUREMENT PROCEDURES –
117 Part 2-50: Tests – Fibre optic connector proof test with static load
120 1 Scope
121 This part of IEC 61300 describes a test to quantitatively assess the capability of a connector
122 terminated to a reinforced cable of any diameter or a buffered fibre, both single-mode and
123 multimode, to withstand static loads without uncoupling of the connector, physical damage to
124 the assembly or permanent degradation of optical performance.
125 2 Normative references
126 The following documents are referred to in the text in such a way that some or all of their content
127 constitutes requirements of this document. For dated references, only the edition cited applies.
128 For undated references, th
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