General Information

Abstract

This document specifies the characteristics of UV laser printable jacket, tin plated copper conductor, electrical cables Crosslinked Ethylene Tetra Fluoro Ethylene co-polymer (XLETFE) family for use in the on board  electrical systems of aircraft operating at temperatures between – 65 °C and 135 °C, operating at voltages not exceeding 600 V rms at sea level. and frequencies not exceeding 2 000 Hz. This insulation system has been used in aerospace applications using 115 V (phase-to-neutral) 400 Hz ac and 28 Vdc. Verification of the suitability of cables for use in other electrical systems is the responsibility of the user.
These jacketed cables are suitable for airframe use without additional protection when the jacket is present. When the jacket is stripped back the cores may need additional protection.
In case of conflict between this standard and other referenced documents the requirements of this standard shall take precedence.

Status
Published
Publication Date
27-Aug-2019
Withdrawal Date
28-Feb-2020
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
17-Sep-2026

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Overview

EN 4612-003:2019 is a CEN product standard covering the XLETFE family of UV laser printable jacketed electrical cables with tin‑plated copper conductors for aerospace on‑board electrical systems. These cables are specified for operation between −65 °C and 135 °C at voltages not exceeding 600 V rms (sea level) and frequencies up to 2 000 Hz. The standard targets general‑purpose single and multicore jacketed assemblies intended for airframe use where the jacket remains fitted.

Key practical points:

  • Conductor: tin‑plated copper alloy.
  • Insulation: crosslinked ethylene‑tetrafluoroethylene co‑polymer (XLETFE).
  • Cores: 2 to 4 cores (twisted as per EN 2235); filler cores are not permitted.
  • Jacket: UV laser printable (laser markability and contrast requirements apply).
  • Typical use: proven in 115 V/400 Hz ac and 28 Vdc aerospace systems; user must verify suitability for other systems.

Key Topics

  • Materials & construction: Cores comply with EN 4611-003; jacket minimum thickness is 0.13 mm for 2‑core and 0.15 mm for 3‑ and 4‑core cables. Multicore construction follows EN 2235.

  • Environmental & performance tests: Requirements reference EN 3475‑100 series. Applicable tests include visual examination, mass, dimensions, ohmic resistance, accelerated ageing (200 ± 3 °C), shrinkage and delamination (150 ± 5 °C), thermal shock (−65 ± 3 °C and 135 ± 3 °C), bending, cold bend (−65 ± 2 °C), flammability (flame 15 s, extinguish ≤3 s), resistance to fluids, humidity resistance (90 ± 2 °C, 672 h), and conductor tensile/plating and solderability checks.

  • Laser marking: Laser markability is specified; contrast measurement target K ≥ 50 % to ensure reliable UV laser printing and traceability.

  • Airframe usage: Jacketed cables are suitable for airframe use without additional protection when the jacket is intact. When the jacket is stripped back, cores may require additional protection.

Applications

  • Primary wiring on aircraft harnesses where durable, high‑contrast UV laser marking is required for identification and traceability.
  • Systems operating within −65 °C to 135 °C environments at aircraft electrical levels up to 600 V rms and frequencies up to 2 000 Hz.
  • Use cases include avionics interconnects, power distribution wiring and general purpose multicore harness segments in airframes.

Related Standards

  • EN 4611‑002 / EN 4611‑003 (XLETFE general and conductor definitions)
  • EN 4612‑002 (general requirements for jacketed/screened XLETFE cables)
  • EN 2235 (multicore cable technical specification)
  • EN 3475‑100 series (aerospace cable test methods)
  • EN 9133 (quality management and qualification procedure for aerospace standard products)

This standard takes precedence over conflicting referenced documents. Users remain responsible for verifying cable suitability for any electrical system beyond the envelope described in EN 4612-003:2019.

Relations

Effective Date
04-Sep-2019
Effective Date
28-Jan-2026
Effective Date
28-Jan-2026
Effective Date
28-Jan-2026
Effective Date
28-Jan-2026
Effective Date
28-Jan-2026
Effective Date
28-Jan-2026
Effective Date
28-Jan-2026
Effective Date
28-Jan-2026
Effective Date
28-Jan-2026
Effective Date
28-Jan-2026
Effective Date
28-Jan-2026
Effective Date
28-Jan-2026
Effective Date
28-Jan-2026
Effective Date
28-Jan-2026

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Frequently Asked Questions

EN 4612-003:2019 is a standard published by the European Committee for Standardization (CEN). Its full title is "Aerospace series - Cables, electrical, for general purpose, single and multicore assembly - XLETFE Family - Jacketed or screened and jacketed - Part 003: Tin plated copper - Operating temperatures, between - 65 °C and 135 °C - Single extruded wall for open applications, with jacket without screen - UV laser printable - Product standard". This standard covers: This document specifies the characteristics of UV laser printable jacket, tin plated copper conductor, electrical cables Crosslinked Ethylene Tetra Fluoro Ethylene co-polymer (XLETFE) family for use in the on board electrical systems of aircraft operating at temperatures between – 65 °C and 135 °C, operating at voltages not exceeding 600 V rms at sea level. and frequencies not exceeding 2 000 Hz. This insulation system has been used in aerospace applications using 115 V (phase-to-neutral) 400 Hz ac and 28 Vdc. Verification of the suitability of cables for use in other electrical systems is the responsibility of the user. These jacketed cables are suitable for airframe use without additional protection when the jacket is present. When the jacket is stripped back the cores may need additional protection. In case of conflict between this standard and other referenced documents the requirements of this standard shall take precedence.

This document specifies the characteristics of UV laser printable jacket, tin plated copper conductor, electrical cables Crosslinked Ethylene Tetra Fluoro Ethylene co-polymer (XLETFE) family for use in the on board electrical systems of aircraft operating at temperatures between – 65 °C and 135 °C, operating at voltages not exceeding 600 V rms at sea level. and frequencies not exceeding 2 000 Hz. This insulation system has been used in aerospace applications using 115 V (phase-to-neutral) 400 Hz ac and 28 Vdc. Verification of the suitability of cables for use in other electrical systems is the responsibility of the user. These jacketed cables are suitable for airframe use without additional protection when the jacket is present. When the jacket is stripped back the cores may need additional protection. In case of conflict between this standard and other referenced documents the requirements of this standard shall take precedence.

EN 4612-003:2019 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 4612-003:2019 has the following relationships with other standards: It is inter standard links to EN 4612-003:2011, EN 3475-512:2002, EN 3475-411:2018, EN 3475-403:2002, EN 3475-508:2007, EN 3475-411:2005, EN 3475-408:2025, EN 3475-605:2010, EN 3475-418:2019, EN 3475-404:2025, EN 3475-514:2007, EN 3475-810:2009, EN 3475-811:2009, EN 3475-306:2005, EN 3475-808:2002. Understanding these relationships helps ensure you are using the most current and applicable version of the standard.

EN 4612-003:2019 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-november-2019
Nadomešča:
SIST EN 4612-003:2011
Aeronavtika - Eno- in večžilni električni kabli za splošne namene - Družina XLETFE
- Oplaščeni ali zaslonjeni in oplaščeni - 003. del: Pocinjeni baker - Obratovalne
temperature med –65 °C in 135 °C - Enojno ekstrudirana izolacija za zunanjo
uporabo, s plaščem brez zaslona - Potiskljiva z UV-laserjem - Standard za proizvod
Aerospace series - Cables, electrical, for general purpose, single and multicore
assembly - XLETFE Family - Jacketed or screened and jacketed - Part 003: Tin plated
copper - Operating temperatures, between -65 °C and 135 °C - Single extruded wall for
open applications, with jacket without screen - UV laser printable - Product standard
Luft- und Raumfahrt - Ein- und mehradrige elektrische Leitungen für allgemeine
Verwendung - XLETFE Familie - mit Mantel oder geschirmt und Mantel - Teil 003:
Kupfer verzinnt, Betriebstemperaturen zwischen -65 °C und 135 °C - Einfach extrudierte
Isolierung für externe Verwendung, mit Mantel ohne Schirm - UV-Laser bedruckbar -
Produktnorm
Série aérospatiale - Câbles, électriques, d'usage général, mono et multiconducteurs -
Famille XLETFE - Gainés ou blindés et gainés - Partie 003 : Cuivre étamé -
Températures de fonctionnement comprises entre -65 °C et 135 °C - Fil simple isolé pour
applications externes, gainé et non blindé - Marquable au laser UV - Norme de produit
Ta slovenski standard je istoveten z: EN 4612-003:2019
ICS:
29.060.20 Kabli 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.

EN 4612-003
EUROPEAN STANDARD
NORME EUROPÉENNE
August 2019
EUROPÄISCHE NORM
ICS 49.060 Supersedes EN 4612-003:2011
English Version
Aerospace series - Cables, electrical, for general purpose,
single and multicore assembly - XLETFE Family - Jacketed
or screened and jacketed - Part 003: Tin plated copper -
Operating temperatures, between - 65 °C and 135 °C -
Single extruded wall for open applications, with jacket
without screen - UV laser printable - Product standard
Série aérospatiale - Câbles, électriques, d'usage Luft- und Raumfahrt - Ein- und mehradrige elektrische
général, mono et multiconducteurs - Famille XLETFE - Leitungen für allgemeine Verwendung - XLETFE
Gainés ou blindés et gainés - Partie 003 : Cuivre étamé Familie - mit Mantel oder geschirmt und Mantel - Teil
- Températures de fonctionnement comprises entre - 003: Kupfer verzinnt, Betriebstemperaturen zwischen -
65 °C et 135 °C - Fil simple isolé pour applications 65 °C und 135 °C - Einfach extrudierte Isolierung für
externes, gainé et non blindé - Marquable au laser UV - externe Verwendung, mit Mantel ohne Schirm - UV-
Norme de produit Laser bedruckbar - Produktnorm
This European Standard was approved by CEN on 5 May 2019.

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. 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 CEN
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 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, Turkey and
United Kingdom.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION

EUROPÄISCHES KOMITEE FÜR NORMUNG

CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels
© 2019 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN 4612-003:2019 E
worldwide for CEN national Members.

Contents Page
European foreword . 3
1 Scope . 4
2 Normative references . 4
3 Terms, definitions and symbols . 4
4 Materials and construction . 5
5 Required characteristics . 6
6 Quality assurance . 8
7 Designation . 8
8 Identification and marking . 8
9 Packaging, labelling and delivery lengths . 8
10 Technical specification . 8

European foreword
This document (EN 4612-003:2019) has been prepared by the Aerospace and Defence Industries
Association of Europe - Standardization (ASD-STAN).
After enquiries and votes carried out in accordance with the rules of this Association, this Standard has
received the approval of the National Associations and the Official Services of the member countries of
ASD, prior to its presentation to CEN.
This European Standard shall be given the status of a national standard, either by publication of an
identical text or by endorsement, at the latest by February 2020, and conflicting national standards shall
be withdrawn at the latest by February 2020.
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. CEN shall not be held responsible for identifying any or all such patent rights.
This document supersedes EN 4612-003:2011.
According to the CEN/CENELEC Internal Regulations, the national standards organizations of the
following countries are bound to implement this European Standard: 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 and the United Kingdom.
1 Scope
This document speci
...