SIST EN 2349-405:2009
(Main)Aerospace series - Requirements and test procedures for relays and contactors - Part 405: Fluid resistance
Aerospace series - Requirements and test procedures for relays and contactors - Part 405: Fluid resistance
This standard specifies a method for checking the capability of relays and contactors to withstand fluids. It shall be used together with EN 2349-100.This standard specifies a method for checking the capability of relays and contactors to withstand fluids. It shall be used together with EN 2349-100.
Luft- und Raumfahrt - Anforderungen und Prüfverfahren für Relais und Schaltschütze - Teil 405: Beständigkeit gegen Flüssigkeiten
Série aérospatiale - Exigences et méthodes d'essais des relais et contacteurs - Partie 405 : Résistance aux fluides
Aeronavtika - Zahteve in preskusni postopki za releje in kontaktorje - 405. del: Odpornost proti tekočinam
General Information
- Status
- Published
- Publication Date
- 31-Mar-2009
- Technical Committee
- I13 - Imaginarni 13
- Current Stage
- 6060 - National Implementation/Publication (Adopted Project)
- Start Date
- 20-Mar-2009
- Due Date
- 25-May-2009
- Completion Date
- 01-Apr-2009
Relations
- Effective Date
- 28-Jan-2026
- Effective Date
- 28-Jan-2026
- Effective Date
- 28-Jan-2026
- Effective Date
- 28-Jan-2026
Overview
SIST EN 2349-405:2009 is a European standard that defines test procedures and requirements for evaluating the fluid resistance of relays and contactors used in aerospace applications. Published by the Slovenski inštitut za standardizacijo (SIST), this part of the aerospace series ensures that critical electrical components remain reliable and durable under exposure to various fluids commonly encountered in aviation environments. The standard is designed to be used in conjunction with EN 2349-100, which specifies the general requirements and test procedures for relays and contactors in aerospace systems.
Key Topics
- Fluid Resistance Testing: Establishes standardized methods for assessing the ability of relays and contactors to withstand fluids without suffering from degradation or corrosion.
- Test Methodology: Specifies mounting and testing requirements, referencing EN 2591-315 for detailed fluid resistance methods, ensuring consistent results across different manufacturers and projects.
- Product Compatibility: Aligns with other parts of the EN 2349 series, particularly EN 2349-100 and EN 2349-201, for comprehensive evaluation (including general and visual inspection requirements).
- Environmental Suitability: Ensures electrical components meet stringent aerospace industry requirements related to chemical and fluid exposure.
Applications
- Aerospace Systems: Used to qualify relays and contactors installed in aircraft, spacecraft, and related ground support equipment, where exposure to hydraulic, lubricating, or cleaning fluids is possible.
- Component Qualification: Enables component manufacturers and system integrators to demonstrate compliance with international fluid resistance standards, supporting procurement, benchmarking, and risk management.
- Quality Assurance: Essential for quality control departments in aerospace manufacturing and maintenance, helping ensure reliable performance even under demanding operational conditions.
- Certification Processes: Supports regulatory and customer requirements for electrical equipment in the aviation industry by providing recognized test procedures.
Related Standards
Organizations employing SIST EN 2349-405:2009 should also consider the following related standards for comprehensive compliance and testing in aerospace electrical systems:
- EN 2349-100 - Aerospace series - Requirements and test procedures for relays and contactors - Part 100: General requirements. The foundational standard to be used in conjunction with Part 405.
- EN 2349-201 - Aerospace series - Requirements and test procedures for relays and contactors - Part 201: Visual inspection. Specifies criteria and methods for visual inspections post-testing.
- EN 2591-315 - Aerospace series - Elements of electrical and optical connection - Test methods - Part 315: Fluid resistance. Provides detailed procedures referenced for carrying out fluid resistance testing.
Practical Value
Adopting SIST EN 2349-405:2009 delivers measurable benefits to aerospace manufacturers, suppliers, and maintenance providers by:
- Enhancing Equipment Reliability: Early identification of potential weaknesses resulting from fluid exposure helps prevent failures in mission-critical applications.
- Streamlining Certification: Harmonized test procedures facilitate acceptance across European and global aviation markets.
- Reducing Lifecycle Costs: Robust components selected through standardized testing reduce the risk of unplanned maintenance and replacements.
- Promoting Safety and Performance: Meets industry expectations and regulatory requirements, contributing to safer and more dependable aerospace operations.
For organizations involved in the design, manufacture, or maintenance of aerospace electrical systems, compliance with this standard is essential for ensuring the long-term integrity and reliability of relays and contactors exposed to fluid environments.
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Frequently Asked Questions
SIST EN 2349-405:2009 is a standard published by the Slovenian Institute for Standardization (SIST). Its full title is "Aerospace series - Requirements and test procedures for relays and contactors - Part 405: Fluid resistance". This standard covers: This standard specifies a method for checking the capability of relays and contactors to withstand fluids. It shall be used together with EN 2349-100.This standard specifies a method for checking the capability of relays and contactors to withstand fluids. It shall be used together with EN 2349-100.
This standard specifies a method for checking the capability of relays and contactors to withstand fluids. It shall be used together with EN 2349-100.This standard specifies a method for checking the capability of relays and contactors to withstand fluids. It shall be used together with EN 2349-100.
SIST EN 2349-405:2009 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.
SIST EN 2349-405:2009 has the following relationships with other standards: It is inter standard links to SIST EN 2349-201:2009, SIST EN 2591-315:2016, SIST EN 3909:2016, SIST EN 2593-001:2015. Understanding these relationships helps ensure you are using the most current and applicable version of the standard.
SIST EN 2349-405:2009 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.Luft- und Raumfahrt - Anforderungen und Prüfverfahren für Relais und Schaltschütze - Teil 405: Beständigkeit gegen FlüssigkeitenSérie aérospatiale - Exigences et méthodes d'essais des relais et contacteurs - Partie 405 : Résistance aux fluidesAerospace series - Requirements and test procedures for relays and contactors - Part 405: Fluid resistance49.060Aerospace electric equipment and systemsICS:Ta slovenski standard je istoveten z:EN 2349-405:2006SIST EN 2349-405:2009en,de01-maj-2009SIST EN 2349-405:2009SLOVENSKI
STANDARD
EUROPEAN STANDARDNORME EUROPÉENNEEUROPÄISCHE NORMEN 2349-405October 2006ICS 49.060 English VersionAerospace series - Requirements and test procedures for relaysand contactors - Part 405: Fluid resistanceSérie aérospatiale - Exigences et méthodes d'essais desrelais et contacteurs - Partie 405 : Résistance aux fluidesLuft- und Raumfahrt - Anforderungen und Prüfverfahren fürRelais und Schaltschütze - Teil 405: Beständigkeit gegenFlüssigkeitenThis European Standard was approved by CEN on 19 May 2006.CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this EuropeanStandard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such nationalstandards may be obtained on application to the Central Secretariat or to any CEN member.This European Standard exists in three official versions (English, French, German). A version in any other language made by translationunder the responsibility of a CEN member into its own language and notified to the Central Secretariat has the same status as the officialversions.CEN members are the national standards bodies of Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France,Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania,Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMITÉ EUROPÉEN DE NORMALISATIONEUROPÄISCHES KOMITEE FÜR NORMUNGManagement Centre: rue de Stassart, 36
B-1050 Brussels© 2006 CENAll rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 2349-405:2006: ESIST EN 2349-405:2009
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