General Information

Abstract

Status
Not Published
Publication Date
09-Apr-2028
Technical Committee
CLC/TC 55 - Winding wires
Current Stage
4020 - Enquiry circulated - Enquiry
Start Date
18-Sep-2026
Due Date
31-Jul-2026
Completion Date
18-Sep-2026

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EN IEC 60317-25:2020/oprA1:2026

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Overview

EN IEC 60317-25:2020/prA1:2026 sets forth Amendment 1 to the existing specifications for insulating winding wires, focusing specifically on polyester or polyesterimide overcoated with polyamide-imide enamelled round aluminium wire, class 200. Developed by the International Electrotechnical Commission (IEC) Technical Committee 55 and issued for CENELEC parallel voting, this standard amendment ensures ongoing alignment with updated technical requirements in the electric and electronic industries. Its primary audience includes manufacturers, quality assurance professionals, and stakeholders involved in electricity transmission, electrical machinery, and the production of winding wires.

Key Topics

  • Enamelled Aluminium Wire: Details specific to round aluminium wires insulated with polyester or polyesterimide and overcoated with polyamide-imide.
  • Class 200 Insulation: Defines wire class based on heat resistance and dielectric properties necessary for demanding applications.
  • Test Requirements: Updates or replaces certain test procedures, such as making the "cut-through" test inappropriate according to the latest consensus.
  • Voting and Compliance: Documented for Committee Draft for Vote (CDV) and intended for harmonized application by IEC and CENELEC members.
  • International Uniformity: Addresses best practices for applying international standards at the regional and national levels for winding wires.

Applications

EN IEC 60317-25:2020/prA1:2026 is invaluable across several industrial applications that rely on the consistent performance of high-quality winding wires:

  • Electric Motors and Generators: Provides assurance for manufacturers of electrical rotating machines, improving reliability under thermal and electrical stress.
  • Transformers: Delivers wire insulation specifications vital for safe and efficient transformer construction, safeguarding against short circuits and operational hazards.
  • Coils and Solenoids: Supports the needs of coil and solenoid manufacturers by detailing insulation standards for stable and long-lasting electromagnetic components.
  • Electronics and Electrical Equipment: Offers trusted wire solutions for sectors requiring dependable insulation in switchgear, automotive electronics, and control devices.

By complying with this amended standard, manufacturers can achieve greater market access, enhance product quality, and demonstrate conformity to recognized best practices for insulation of round aluminium winding wires.

Related Standards

For comprehensive implementation and broader context, reference the following related standards and documents:

  • EN IEC 60317-25:2020 - The main specification governing round aluminium winding wires enamelled with polyester or polyesterimide overcoated with polyamide-imide, class 200.
  • IEC 60317 Series - Provides global standards for a wide range of winding wire types, materials, and insulation classes.
  • IEC 60851 - Covers test methods for winding wires, complementing the requirements outlined in the EN IEC 60317 series.
  • ISO/IEC Directives - Governs the drafting and harmonization of all IEC and CENELEC standards.

Practical Value

Adoption of this amendment helps to:

  • Maintain international compatibility in wire manufacturing and testing
  • Enhance product safety and efficiency for electrical equipment
  • Simplify regulatory compliance for global markets
  • Reduce risk through clearly defined requirements for insulation materials and test procedures

EN IEC 60317-25:2020/prA1:2026 is a critical reference for all stakeholders involved in the design, manufacture, testing, and certification of polyester or polyesterimide/polyamide-imide insulated aluminium winding wires, ensuring ongoing standards alignment and product excellence in the electrical and electronics industries.

Relations

Effective Date
07-Jul-2026

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EN IEC 60317-25:2020/oprA1:2026

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Frequently Asked Questions

EN IEC 60317-25:2020/prA1:2026 is a draft published by CLC. Its full title is "Amendment 1 - Specifications for particular types of winding wires - Part 25: Polyester or polyesterimide overcoated with polyamide-imide enamelled round aluminium wire, class 200". This standard covers: Amendment 1 - Specifications for particular types of winding wires - Part 25: Polyester or polyesterimide overcoated with polyamide-imide enamelled round aluminium wire, class 200

Amendment 1 - Specifications for particular types of winding wires - Part 25: Polyester or polyesterimide overcoated with polyamide-imide enamelled round aluminium wire, class 200

EN IEC 60317-25:2020/prA1:2026 is classified under the following ICS (International Classification for Standards) categories: 29.060.10 - Wires. The ICS classification helps identify the subject area and facilitates finding related standards.

EN IEC 60317-25:2020/prA1:2026 has the following relationships with other standards: It is inter standard links to EN IEC 60317-25:2020. Understanding these relationships helps ensure you are using the most current and applicable version of the standard.

EN IEC 60317-25:2020/prA1:2026 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-november-2026
Specifikacije za posebne vrste navijalnih žic - 25. del: S poliamidimidom
emajlirana, s poliestrom ali poliesterimidom prekrita aluminijasta okrogla žica,
razred 200 - Dopolnilo A1
Amendment 1 - Specifications for particular types of winding wires - Part 25: Polyester or
polyesterimide overcoated with polyamide-imide enamelled round aluminium wire, class
Technische Lieferbedingungen für bestimmte Typen von Wickeldrähten - Teil 25:
Runddrähte aus Aluminium, lackisoliert mit Polyester oder Polyesterimid und darüber mit
Polyamidimid, Klasse 200
Spécifications pour types particuliers de fils de bobinage - Partie 25: Fil de section
circulaire en aluminium émaillé revêtu de polyester ou de polyesterimide avec du
polyamide-imide, de classe 200
Ta slovenski standard je istoveten z: EN IEC 60317-25:2020/prA1:2026
ICS:
29.060.10 Žice Wires
77.150.10 Aluminijski izdelki Aluminium products
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

55/2114/CDV
COMMITTEE DRAFT FOR VOTE (CDV)
PROJECT NUMBER:
IEC 60317-25/AMD1 ED4
DATE OF CIRCULATION: CLOSING DATE FOR VOTING:
2026-09-18 2026-12-11
SUPERSEDES DOCUMENTS:
55/2101/RR
IEC TC 55 : WINDING WIRES
SECRETARIAT: SECRETARY:
United States of America Mr Mike Leibowitz
OF INTEREST TO THE FOLLOWING COMMITTEES: HORIZONTAL FUNCTION(S):
TC 2
ASPECTS CONCERNED:
Electricity transmission and distribution,Safety
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:
Amendment 1 - Specifications for particular types of winding wires - Part 25: Polyester or
polyesterimide overcoated with polyamide-imide enamelled round aluminium wire, class 200

PROPOSED STABILITY DATE: 2027
NOTE FROM TC/SC OFFICERS:
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.

IEC CDV 60317-25/AMD1 © IEC 2026
INTERNATIONAL ELECTROTECHNICAL COMMISSION
____________
Specifications for particular types of winding wires -
Part 25: Polyester or polyesterimide overcoated with polyamide-imide
enamelled round aluminium wire, class 200

AMENDMENT 2
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 entru
...