General Information

Abstract

This standard specifies a method of assessing the insertion/extraction forces for contacts used in elements of connection. It shall be used together with EN 2591.

Status
Published
Publication Date
23-Mar-1999
Withdrawal Date
29-Sep-1999
ICS
49.060 - Aerospace electric equipment and systems
Technical Committee
ASD-STAN - Aerospace
Drafting Committee
ASD-STAN/D 2 - Electrical
Current Stage
9093 - Decision to confirm - Review Enquiry
Start Date
21-Jan-2025
Completion Date
23-Sep-2026
Ref Project
SIST EN 2591-412:2001 - Aerospace series - Elements of electrical and optical connection - Test methods - Part 412: Contact insertion and extraction forces

Buy Documents

Overview

EN 2591-412:1999 is a European standard developed by CEN that specifies test methods for assessing contact insertion and extraction forces in aerospace electrical and optical connection elements. It is part of the broader EN 2591 series and focuses on defining precise procedures for measuring the mechanical forces involved when connecting and disconnecting electrical or optical contacts. The standard ensures reliability and safety in aerospace connection systems by standardizing force requirements, contributing to consistent performance and durability.

Key Topics

  • Contact Insertion Force
    Measurement of the force required to insert a contact into a connector or socket element under controlled test conditions to ensure compliance with predefined thresholds.

  • Contact Extraction Force
    Evaluation of the force necessary to remove a contact from a connection element, verifying that connections maintain integrity during use but can be safely disengaged.

  • Test Procedures
    Detailed methodologies outlining the test environment, equipment setup, and step-by-step instructions to accurately determine insertion and extraction forces.

  • Connection Element Compatibility
    Ensures that electrical and optical connection components meet mechanical interaction criteria for aerospace applications, aligning with the overall EN 2591 framework.

Applications

  • Aerospace Electrical Systems
    Used by engineers and manufacturers to validate connection elements ensuring safe and effective electrical connections in aircraft, spacecraft, and related equipment.

  • Optical Communication Links
    Applicable for testing optical connectors used in aerospace communication networks to guarantee reliable signal transmission without mechanical failure risk.

  • Quality Assurance and Compliance
    Provides a standardized approach for aerospace component testing labs to assess mechanical robustness, helping manufacturers meet strict regulatory and safety requirements.

  • Connector Design and Development
    Guides connector designers in optimizing insertion and extraction forces for ease of handling, longevity, and reliability in harsh aerospace environments.

Related Standards

  • EN 2591 (Aerospace Series - Elements of Electrical and Optical Connection)
    The overarching standard series covering various test methods and requirements for aerospace connection elements, to be used in conjunction with Part 412.

  • EN 2591-411: Test Methods for Contact Retention
    Specifies test procedures related to contact retention force, complementing insertion and extraction force assessments.

  • IEC 60512: Connectors for Electronic Equipment - Test and Measurement Procedures
    Although internationally broader in scope, it aligns with mechanical testing principles for electrical connectors.

  • MIL-DTL-38999: Military Standard for Circular Connectors
    A standard often referenced in aerospace for specification of circular connectors that may utilize contact force testing similar to EN 2591-412.

By adhering to EN 2591-412:1999, aerospace manufacturers and testing bodies ensure that electrical and optical connectors sustain necessary mechanical performance. This promotes safety, reliability, and interoperability across aerospace platforms while complying with stringent industry quality standards.

Relations

Refers
EN 2591:1992 - Aerospace series - Elements of electrical and optical connection - Test methods - General
Effective Date
28-Jan-2026
Referred By
EN 3645-001:2013 - 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
28-Jan-2026
Referred By
EN 3155-001:2016 - Aerospace series - Electrical contacts used in elements of connection - Part 001: Technical Specification
Effective Date
28-Jan-2026
Referred By
EN 4644-001:2017 - Aerospace series - Connector, electrical and optical, rectangular, modular, rectangular inserts, operating temperature 175 °C (or 125 °C) continuous - Part 001: Technical specification
Effective Date
28-Jan-2026
Referred By
EN 4531-101:2012 - Aerospace series - Connectors, optical, circular, single and multipin, coupled by triple start threaded ring - Flush contacts - Part 101: Optical contact for EN 4641-100 cable - 55 °C to 125 °C - Product standard
Effective Date
28-Jan-2026
Referred By
EN 3155-017:2006 - Aerospace series - Electrical contacts used in elements of connection - Part 017: Contacts, electrical, relay base, female, type A, crimp, class P - Product standard
Effective Date
28-Jan-2026
Referred By
EN 4531-101:2016 - Aerospace series - Connectors, optical, circular, single and multipin, coupled by triple start threaded ring - Flush contacts - Part 101: Optical contact for EN 4641 multimode cable -55 °C to 125 °C - Product standard
Effective Date
28-Jan-2026
Referred By
EN 3155-008:2019 - Aerospace series - Electrical contacts used in elements of connection - Part 008: Contacts, electrical, male, type A, crimp, class S - Product standard
Effective Date
28-Jan-2026
Referred By
EN 3155-071:2007 - Aerospace series - Electrical contacts used in elements of connection - Part 071: Contacts, electrical, female, type A, crimp, class S - Product standard
Effective Date
28-Jan-2026
Referred By
EN 3155-012:2006 - Aerospace series - Electrical contacts used in elements of connection - Part 012: Contacts, electrical, triaxial, size 8, male, type D, solder, class R - Product standard
Effective Date
28-Jan-2026
Referred By
EN 3155-083:2019 - Aerospace series - Electrical contacts used in elements of connection - Part 083: Contact, electrical, female, type A, crimp, class S, size 8 - Product standard
Effective Date
28-Jan-2026
Referred By
EN 3155-070:2019 - Aerospace series - Electrical contacts used in elements of connection - Part 070: Contacts, electrical, male, type A, crimp, class S - Product standard
Effective Date
28-Jan-2026
Referred By
EN 3155-066:2006 - Aerospace series - Electrical contacts used in elements of connection - Part 066: Contacts, electrical, female, type A, crimp, class S, size 8 - Product standard
Effective Date
28-Jan-2026
Referred By
EN 3660-004:2023 - Aerospace series - Cable outlet accessories for circular and rectangular electrical and optical connectors - Part 004: Cable outlet, style A, straight, unsealed with clamp strain relief - Product standard
Effective Date
28-Jan-2026
Referred By
EN 3155-045:2019 - Aerospace series - Electrical contacts used in elements of connection - Part 045: Contacts, electrical, female, type A, double crimping, class T - Product standard
Effective Date
28-Jan-2026

Buy Documents

Get Certified

Connect with accredited certification bodies for this standard

BUREAU VERITAS Certification Germany

Bureau Veritas certification in Germany.

DAKKS Germany Verified
Visit Website

Element Materials Technology

Materials testing and product certification.

UKAS United Kingdom Verified
Visit Website

AQMS Ltd.

AQMS provides ISO certification to SMEs across the UK.

UKAS United Kingdom Verified
Visit Website

Sponsored listings

Frequently Asked Questions

EN 2591-412:1999 is a standard published by the European Committee for Standardization (CEN). Its full title is "Aerospace series - Elements of electrical and optical connection - Test methods - Part 412: Contact insertion and extraction forces". This standard covers: This standard specifies a method of assessing the insertion/extraction forces for contacts used in elements of connection. It shall be used together with EN 2591.

This standard specifies a method of assessing the insertion/extraction forces for contacts used in elements of connection. It shall be used together with EN 2591.

EN 2591-412:1999 is classified under the following ICS (International Classification for Standards) categories: 49.060 - Aerospace electric equipment and systems. The ICS classification helps identify the subject area and facilitates finding related standards.

EN 2591-412:1999 has the following relationships with other standards: It is inter standard links to EN 2591:1992, EN 3645-001:2013, EN 3155-001:2016, EN 4644-001:2017, EN 4531-101:2012, EN 3155-017:2006, EN 4531-101:2016, EN 3155-008:2019, EN 3155-071:2007, EN 3155-012:2006, EN 3155-083:2019, EN 3155-070:2019, EN 3155-066:2006, EN 3660-004:2023, EN 3155-045:2019. Understanding these relationships helps ensure you are using the most current and applicable version of the standard.

EN 2591-412:1999 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)


2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Aerospace series - Elements of electrical and optical connection - Test methods - Part 412: Contact insertion and extraction forcesLuft- und Raumfahrt - Elektrische und optische Verbindungselemente - Prüfverfahren - Teil 412: Steck- und Ziehkräfte der KontakteSérie aérospatiale - Organes de connexion électrique et optique - Méthodes d'essais - Partie 412: Forces d
...