Resin based reactive compounds used for electrical insulation - Part 3-8: Specifications for individual materials - Resins for cable accessories

IEC 60455-3-8:2021 is available as IEC 60455-3-8:2021 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition.IEC 60455-3-8:2021 gives the requirements for resins for power cable accessories that conform to this specification and meet established levels of performance. However, the selection of a material by a user for a specific application will be based on the actual requirements necessary for adequate performance in that application and not on this specification alone. These materials are designed to be used in low and medium voltage cable accessories and as such, electrical performance is proven as part of the assembly. Examples of this are described in EN 50393 and IEC 60502-4. This second edition cancels and replaces the first edition published in 2013. This edition constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition: - Clause 1: a link to assemblies according to IEC 60502-4 and EN 50393 was introduced; - designation: the categories, especially the mechanical ones, were redefined; - type tests: the testing was updated based on the chemical basis of the material; - type tests: additional materials were introduced; - Annex A: an examination grid was established.

Reaktionsharzmassen für die Elektroisolierung - Teil 3-8: Anforderungen an einzelne Werkstoffe - Harze für Kabelgarnituren

Composés réactifs à base de résines utilisés comme isolants électriques - Partie 3-8: Spécifications pour matériaux particuliers - Résines pour accessoires de câble

IEC 60455-3-8:2021 est disponible sous forme de IEC 60455-3-8:2021 RLV qui contient la Norme internationale et sa version Redline, illustrant les modifications du contenu technique depuis l'édition précédente.L'IEC 60455-3-8:2021 contient les exigences relatives aux résines pour accessoires de câble de puissance conformes à la présente spécification et satisfaisant aux niveaux de performances établis. Cependant, le choix d’un matériau, par un utilisateur, pour une application spécifique sera fondé sur les exigences réelles nécessaires pour une performance adéquate de cette application, et non fondé sur cette seule spécification. Ces matériaux sont conçus pour être utilisés avec des accessoires de câbles à basse et moyenne tension et, de fait, les performances électriques sont attestées en tant que partie intégrante de l’assemblage. Des exemples sont fournis dans l’EN 50393 et l’IEC 60502-4. Cette deuxième édition annule et remplace la première édition parue en 2013. Cette édition constitue une révision technique. Cette édition inclut les modifications techniques majeures suivantes par rapport à l'édition précédente: - Article 1: un lien pour les assemblages conformément à l’IEC 60502-4 et à l’EN 50393 a été ajouté; - désignation: les catégories, en particulier celles relatives à la mécanique, ont été redéfinies; - essais de type: l’essai a été mis à jour en fonction de l’origine chimique du matériau; - essais de type: des matériaux supplémentaires ont été ajoutés; - Annexe A: une grille d’évaluation a été créée.

Reaktivne zmesi na osnovi smole, ki se uporabljajo za električno izolacijo - 3-8. del: Specifikacije za posamezne materiale - Smolnate zmesi za kabelski pribor (IEC 60455-3-8:2021)

General Information

Status
Published
Publication Date
05-Aug-2021
Drafting Committee
Current Stage
6060 - Document made available - Publishing
Start Date
06-Aug-2021
Completion Date
06-Aug-2021

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SLOVENSKI STANDARD
01-oktober-2021
Nadomešča:
SIST EN 60455-3-8:2013
Reaktivne zmesi na osnovi smole, ki se uporabljajo za električno izolacijo - 3-8.
del: Specifikacije za posamezne materiale - Smolnate zmesi za kabelski pribor (IEC
60455-3-8:2021)
Resin based reactive compounds used for electrical insulation - Part 3-8: Specifications
for individual materials - Resins for cable accessories (IEC 60455-3-8:2021)
Reaktionsharzmassen für die Elektroisolierung - Teil 3-8: Anforderungen an einzelne
Werkstoffe - Reaktionsharzmassen für Kabelgarnituren (IEC 60455-3-8:2021)
Composés réactifs à base de résines utilisés comme isolants électriques - Partie 3-8:
Spécifications pour matériaux particuliers - Résines pour accessoires de câble (IEC
60455-3-8:2021)
Ta slovenski standard je istoveten z: EN IEC 60455-3-8:2021
ICS:
29.035.99 Drugi izolacijski materiali Other insulating materials
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EUROPEAN STANDARD EN IEC 60455-3-8

NORME EUROPÉENNE
EUROPÄISCHE NORM
August 2021
ICS 29.035.01 Supersedes EN 60455-3-8:2013 and all of its
amendments and corrigenda (if any)
English Version
Resin based reactive compounds used for electrical insulation -
Part 3-8: Specifications for individual materials - Resins for cable
accessories
(IEC 60455-3-8:2021)
Composés réactifs à base de résines utilisés comme Reaktionsharzmassen für die Elektroisolierung - Teil 3:
isolants électriques - Partie 3-8: Spécifications pour Anforderungen an einzelne Werkstoffe - Blatt 8:
matériaux particuliers - Résines pour accessoires de câble Reaktionsharzmassen für Kabelgarnituren
(IEC 60455-3-8:2021) (IEC 60455-3-8:2021)
This European Standard was approved by CENELEC on 2021-07-21. CENELEC 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 CENELEC 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 CENELEC member into its own language and notified to the CEN-CENELEC Management Centre has the
same status as the official versions.
CENELEC members are the national electrotechnical committees of Austria, Belgium, Bulgaria, Croatia, Cyprus, the Czech Republic,
Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the
Netherlands, Norway, Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland,
Turkey and the United Kingdom.

European Committee for Electrotechnical Standardization
Comité Européen de Normalisation Electrotechnique
Europäisches Komitee für Elektrotechnische Normung
CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels
© 2021 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members.
Ref. No. EN IEC 60455-3-8:2021 E

European foreword
The text of document 15/937/FDIS, future edition 2 of IEC 60455-3-8, prepared by IEC/TC 15 “Solid
electrical insulating materials” was submitted to the IEC-CENELEC parallel vote and approved by
CENELEC as EN IEC 60455-3-8:2021.
The following dates are fixed:
• latest date by which the document has to be implemented at national (dop) 2022–04–21
level by publication of an identical national standard or by endorsement
• latest date by which the national standards conflicting with the (dow) 2024–07–21
document have to be withdrawn
This document supersedes EN 60455-3-8:2013 and all of its amendments and corrigenda (if any).
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. CENELEC shall not be held responsible for identifying any or all such patent rights.
Any feedback and questions on this document should be directed to the users’ national committee. A
complete listing of these bodies can be found on the CENELEC website.
Endorsement notice
The text of the International Standard IEC 60455-3-8:2021 was approved by CENELEC as a
European Standard without any modification.
In the official version, for Bibliography, the following notes have to be added for the standards
indicated:
IEC 60455-1 NOTE Harmonized as EN 60455-1
IEC 60455-3 (series) NOTE Harmonized as EN 60455-3 (series)
IEC 61234-2 NOTE Harmonized as EN 61234-2
ISO 291 NOTE Harmonized as EN ISO 291
ISO 2592 NOTE Harmonized as EN ISO 2592
ISO 3521 NOTE Harmonized as EN ISO 3521
Annex ZA
(normative)
Normative references to international publications
with their corresponding European publications
The following documents are referred to in the text in such a way that some or all of their content
constitutes requirements of this document. For dated references, only the edition cited applies. For
undated references, the latest edition of the referenced document (including any amendments)
applies.
NOTE 1 Where an International Publication has been modified by common modifications, indicated by (mod), the
relevant EN/HD applies.
NOTE 2 Up-to-date information on the latest versions of the European Standards listed in this annex is available
here: www.cenelec.eu.
Publication Year Title EN/HD Year
IEC 60212 - Standard conditions for use prior to and EN 60212 -
during the testing of solid electrical
insulating materials
IEC 60243-1 - Electric strength of insulating materials - EN 60243-1 -
Test methods - Part 1: Tests at power
frequencies
IEC 60455-2 2015 Resin based reactive compounds used for EN 60455-2 2015
electrical insulation - Part 2: Methods of
test
IEC 62631-2-1 - Dielectric and resistive properties of solid EN IEC 62631-2-1 -
insulating materials - Part 2–1: Relative
permittivity and dissipation factor -
Technical Frequencies (0,1 Hz - 10 MHz) -
AC Methods
IEC 62631-3-1 - Dielectric and resistive properties of solid EN 62631-3-1 -
insulating materials - Part 3–1:
Determination of resistive properties (DC
methods) - Volume resistance and volume
resistivity - General method
IEC 62631-3-2 - Dielectric and resistive properties of solid EN 62631-3-2 -
insulating materials - Part 3–2:
Determination of resistive properties (DC
methods) - Surface resistance and surface
resistivity
ISO 179 series Plastics - Determination of Charpy impact - -
properties
ISO 527 series Plastics - Determination of tensile EN ISO 527 series
properties
ISO 868 - Plastics and ebonite - Determination of EN ISO 868 -
indentation hardness by means of a
durometer (Shore hardness)
ISO 1183-1 - Plastics - Methods for determining the EN ISO 1183-1 -
density of non-cellular plastics - Part 1:
Immersion method, liquid pycnometer
method and titration method
ISO 2137 - Petroleum products and lubricants - - -
Determination of cone penetration of
lubricating greases and petrolatum
ISO 2555 - Plastics - Resins in the liquid state or as EN ISO 2555 -
emulsions or dispersions - Determination
of apparent viscosity using a single
cylinder type rotational viscometer method
ISO 4895 - Plastics - Liquid epoxy resins - EN ISO 4895 -
Determination of tendency to crystallize

IEC 60455-3-8 ®
Edition 2.0 2021-06
INTERNATIONAL
STANDARD
NORME
INTERNATIONALE
Resin based reactive compounds used for electrical insulation –

Part 3-8: Specifications for individual materials – Resins for cable accessories

Composés réactifs à base de résines utilisés comme isolants électriques –

Partie 3-8: Spécifications pour matériaux particuliers – Résines pour

accessoires de câble
INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
COMMISSION
ELECTROTECHNIQUE
INTERNATIONALE
ICS 29.035.01 ISBN 978-2-8322-9895-4

– 2 – IEC 60455-3-8:2021 © IEC 2021
CONTENTS
FOREWORD . 3
INTRODUCTION . 5
1 Scope . 6
2 Normative references . 6
3 Terms and definitions . 7
4 Designation . 7
5 Type testing . 8
5.1 General . 8
5.2 Sampling. 8
5.3 Preparation and conditioning. 8
5.3.1 General . 8
5.3.2 Individual components prior to mixing . 8
5.3.3 Resin just after mixing (curing stage) . 8
5.3.4 Cured resin (original) . 9
5.3.5 Cured resin after thermal ageing (dry and wet) . 9
5.4 Sequence of tests . 9
5.5 Test report . 9
6 Test methods . 9
7 Information on supply, packaging, marking and labelling . 16
7.1 Packaging . 16
7.2 Marking and labelling . 16
7.2.1 General . 16
7.2.2 Components . 16
7.2.3 Accessory kit . 16
Annex A (normative) Examination grid . 17
Bibliography . 18

Figure A.1 – Examination grid . 17
Figure A.2 – Position of examination grid on the specimen . 17

Table 1 – Categories of resins . 7
Table 2 – Type tests: test methods and requirements for Polyurethane resins . 10
Table 3 – Type tests: test methods and requirements for Polybutadiene resins . 12
Table 4 – Type tests: test methods and requirements for Epoxy resins . 13
Table 5 – Type tests: test methods and requirements for Silicone resins. 15

IEC 60455-3-8:2021 © IEC 2021 – 3 –
INTERNATIONAL ELECTROTECHNICAL COMMISSION
____________
RESIN BASED REACTIVE COMPOUNDS USED
FOR ELECTRICAL INSULATION –
Part 3-8: Specifications for individual materials –
Resins for cable accessories
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 entrusted to technical committees; any IEC National Committee interested in the subject dealt with
may participate in this preparatory work. International, governmental and non-governmental organizations liaising
with the IEC also participate in this preparation. IEC collaborates closely with the International Organization for
Standardization (ISO) in accordance with conditions determined by agreement between the two organizations.
2) The formal decisions or agreements of IEC on technical matters express, as nearly as possible, an international
consensus of opinion on the relevant subjects since each technical committee has representation from all
interested IEC Nation
...

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