Resin based reactive compounds used for electrical insulation - Part 2: Methods of test

IEC 60455-2:2015(E) specifies methods of test to be used for testing resin based reactive compounds, their components and cured compounds used for electrical insulation. This third edition cancels and replaces the second edition published in 1998. This edition constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition: - Introduction of test methods related to IEC 60455-3-8; - Additional and updated test methods for resins. Keywords: resin based reactive compounds used for electrical insulation

Reaktionsharzmassen für die Elektroisolierung - Teil 2: Prüfverfahren

Composés réactifs à base de résines utilisés comme isolants électriques - Partie 2: Méthodes d’essai

L'IEC 60455-2:2015 spécifie les méthodes d'essai à utiliser pour vérifier les composés réactifs à base de résines, leurs composants et les composés durcis, utilisés pour l'isolation électrique. Cette troisième édition annule et remplace la deuxième édition parue en 1998. Cette édition constitue une révision technique. La présente édition inclut les modifications techniques majeures suivantes par rapport à l'édition précédente: - Introduction des méthodes d'essai relatives à la norme IEC 60455-3-8; - Des méthodes d'essai supplémentaires et mis à jour pour les résines. Mots clés: composés réactifs à base de résines utilisés pour l'isolation électrique

Reaktivne zmesi na osnovi smole, ki se uporabljajo za električno izolacijo - 2. del: Preskusne metode (IEC 60455-2:2015)

Ta del standarda IEC 60455 določa preskusne metode, ki se uporabljajo za preskušanje reaktivnih zmesi na osnovi smole, njihovih komponent in prečiščenih delov, ki se uporabljajo za električno izolacijo.

General Information

Status
Published
Publication Date
19-Nov-2015
Withdrawal Date
29-Jul-2018
Drafting Committee
Current Stage
6060 - Document made available - Publishing
Start Date
20-Nov-2015
Completion Date
20-Nov-2015

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SLOVENSKI STANDARD
01-marec-2016
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Resin based reactive compounds used for electrical insulation - Part 2: Methods of test
(IEC 60455-2:2015)
Composés réactifs à base de résines utilisés comme isolants électriques - Partie 2:
Méthodes d’essai
Ta slovenski standard je istoveten z: EN 60455-2:2015
ICS:
29.035.01 Izolacijski materiali na Insulating materials in
splošno general
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EUROPEAN STANDARD EN 60455-2
NORME EUROPÉENNE
EUROPÄISCHE NORM
November 2015
ICS 29.035.01; 17.200.99 Supersedes EN 60455-2:1999
English Version
Resin based reactive compounds used for electrical insulation -
Part 2: Methods of test
(IEC 60455-2:2015)
Composés réactifs à base de résines utilisés comme Reaktionsharzmassen für die Elektroisolierung - Teil 2:
isolants électriques - Partie 2: Méthodes d'essai Prüfverfahren
(IEC 60455-2:2015) (IEC 60455-2:2015)
This European Standard was approved by CENELEC on 2015-07-30. 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, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia,
Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, 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: Avenue Marnix 17, B-1000 Brussels
© 2015 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members.
Ref. No. EN 60455-2:2015 E
European foreword
The text of document 15/751/FDIS, future edition 3 of IEC 60455-2, prepared by IEC/TC 15 "Solid
electrical insulating materials" was submitted to the IEC-CENELEC parallel vote and approved by
CENELEC as EN 60455-2:2015.
The following dates are fixed:
(dop) 2016-05-20
• latest date by which the document has to be
implemented at national level by
publication of an identical national
standard or by endorsement
• latest date by which the national (dow) 2018-07-30
standards conflicting with the
document have to be withdrawn
This document supersedes EN 60455-2:1999.

This edition includes the following significant technical changes with respect to the previous
edition:
a) Introduction of test methods related to IEC 60455-3-8;
b) Additional and updated test methods for resins.

Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. CENELEC [and/or CEN] shall not be held responsible for identifying any or all such
patent rights.
Endorsement notice
The text of the International Standard IEC 60455-2:2015 was approved by CENELEC as a European
Standard without any modification.
In the official version, for Bibliography, the following note has to be added for the standard indicated :

ISO 2578:1993 NOTE Harmonized as EN ISO 2578:1998.

Annex ZA
(normative)
Normative references to international publications
with their corresponding European publications
The following documents, in whole or in part, are normatively referenced in this document and are
indispensable for its application. For dated references, only the edition cited applies. For undated
references, the latest edition of the referenced document (including any amendments) applies.
NOTE 1 When 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 60050 series International Electrotechnical Vocabulary - series
IEC 60068-2-10 2005 Environmental testing -- Part 2-10: Tests - EN 60068-2-10 2005
Test J and guidance: Mould growth
IEC 60093 1980 Methods of test for volume resistivity and HD 429 S1 1983
surface resistivity of solid electrical
insulating materials
IEC 60112 2003 Method for the determination of the proof EN 60112 2003
and the comparative tracking indices of
solid insulating materials
IEC 60216 series Electrical insulating materials - Thermal EN 60216 series
endurance properties
IEC 60243-1 1998 Electrical strength of insulating materials - EN 60243-1 1998
Test methods -- Part 1: Tests at power
frequencies
IEC 60250 1969 Recommended methods for the - -
determination of the permittivity and
dielectric dissipation factor of electrical
insulating materials at power, audio and
radio frequencies including metre
wavelengths
IEC 60296 2012 Fluids for electrotechnical applications - EN 60296 2012
Unused mineral insulating oils for
transformers and switchgear
IEC 60426 2007 Electrical insulating materials - EN 60426 2007
Determination of electrolytic corrosion
caused by insulating materials - Test
methods
IEC 60455-1 1998 Resin based reactive compounds used for EN 60455-1 1998
electrical insulation -- Part 1: Definitions
and general requirements
IEC 60455-3 series Resin based reactive compounds used for EN 60455-3 series
electrical insulation
IEC 60455-3-8 2013 Resin based reactive compounds used for EN 60455-3-8 2013
electrical insulation -- Part 3: Specifications
for individual materials -- Sheet 8:
Resinous compounds for cable
accessories
IEC 60695-11-10 1999 Fire hazard testing – Part 11-10: Test EN 60695-11-10 1999
flames – 50 W horizontal and vertical flame
test methods
IEC 60814 1997 Insulating liquids - Oil-impregnated paper EN 60814 1997
and pressboard - Determination of water
by automatic coulometric Karl Fischer
titration
IEC 61033 1991 Test methods for the determination of bond EN 61033 2006
strength of impregnating agents to an
enamelled wire substrate
IEC 61099 2010 Insulating liquids - Specifications for EN 61099 2010
unused synthetic organic esters for
electrical purposes
ISO 37 2011 Rubber, vulcanized or thermoplastic- - -
Determination of tensile stress-strain
properties
ISO 62 2008 Plastics- Determination of water absorption EN ISO 62 2008
ISO 75 Series Plastics and ebonite; Determination of EN ISO 75 series
temperature of deflection under load
ISO 175 2010 Plastics- Methods of test for the EN ISO 175 2010
determination of the effects of immersion in
liquid chemicals
ISO 178 2010 Plastics- Determination of flexural EN ISO 178 2010
properties
ISO 179-1 2010 Plastics - Determination of Charpy impact EN ISO 179-1 2010
properties - Part 1: Non-instrumented
impact test
ISO 179-2 1997 Plastics - Determination of Charpy impact EN ISO 179-2 1999
properties -- Part 2: Instrumented impact
test
ISO 291 -  Plastics - Standard atmospheres for EN ISO 291 -
conditioning and testing
ISO 306 2004 Plastics- Thermoplastic materials- EN ISO 306 2004
Determination of Vicat softening
temperature (VST)
ISO 527 series Plastics- Determination of tensile EN ISO 527 series
properties
ISO 584 1982 Plastics - Unsaturated polyester resins - EN ISO 584 1997
Determination of reactivity at 80 degrees C
(conventional method)
ISO 604 2002 Plastics - Determination of compressive EN ISO 604 2003
properties
ISO 868 2003 Plastics and ebonite - Determination of EN ISO 868 2003
indentation hardness by means of a
durometer (Shore hardness)
ISO 1183-1 2012 Plastics- Methods for determining the EN ISO 1183-1 2012
density of non-cellular plastics- Part1:
Immersion method, liquid pyknometer
method and titration method
ISO 1513 2010 Paints and varnishes- Examination and EN ISO 1513 2010
preparation of test samples
ISO 1523 2002 Determination of flash point- Closed cup EN ISO 1523 2002
equilibrium method
ISO 1675 1985 Plastics - Liquid resins - Determination of EN ISO 1675 1998
density by the pyknometer method
ISO 2039-1 1993 Plastics - Determination of hardness -- Part EN ISO 2039-1 1996
1: Ball indentation method
ISO 2114 1996 Plastics- Unsaturated polyester resins - EN ISO 2114 1996
Determination of partial acid value and
total acid value
ISO 2431 1993 Paints and varnishes - Determination of EN ISO 2431 1996
flow time by use of flow cups
ISO 2535 1997 Plastics - Unsaturated polyester resins - EN ISO 2535 1997
Measurement of gel time at 25 degrees C
ISO 2554 1997 Plastics - Unsaturated polyester resins - EN ISO 2554 1998
Determination of hydroxyl value
ISO 2555 1989 Plastics - Resins in the liquid state or as EN ISO 2555 1999
emulsions or dispersions - Determination
of apparent viscosity by the Brookfield test
method
ISO 2592 1973 Petroleum products - Determination of EN 22592 1993
flash and fire points - Cleveland open cup
method
ISO 3001 1997 Plastics - Epoxide compounds - - -
Determination of epoxide equivalent
ISO 3219 1993 Plastics - Polymers/resins in the liquid EN ISO 3219 1994
state or as emulsions or dispersions -
Determination of viscosity using a
rotational viscometer with defined shear
rate
ISO 3451-1 1997 Plastics- Determination of ash- Part1: - -
General methods
ISO 3521 1997 Plastics - Unsaturated polyester and epoxy EN ISO 3521 1999
resins - Determination of overall volume
shrinkage
ISO 3679 1983 Paints, varnishes, petroleum and related - -
products; Determination of flashpoint;
Rapid equilibrium method
ISO 4573 1978 Plastics - Epoxide resins and glycidyl - -
esters - Determination of inorganic chlorine
ISO 4583 1998 Plastics - Epoxide resins and related - -
materials - Determination of easily
saponifiable chlorine
ISO 4615 1979 Plastics - Unsaturated polyesters and EN ISO 4615 1999
epoxide resins - Determination of total
chlorine content
ISO 4625 1980 Binders for paints and varnishes - - -
Determination of softening point - Ring-
and-ball method
ISO 4895 -  Plastics -- Liquid epoxy resins -- - -
Determination of tendency to crystallize
ISO 7056 -  Plastics laboratory ware - Beakers - -
ISO 9396 1997 Plastics - Phenolic resins - Determination EN ISO 9396 2000
of the gel time at a given temperature
using automatic apparatus
ISO 11357-2 1999 Plastics - Differential scanning calorimetry - -
(DSC) - Part 2: Determination of glass
transition temperature
ISO 11359-2 1999 Plastics - Thermomechanical analysis - -
(TMA) - Part 2: Determination of coefficient
of linear thermal expansion and glass
transition temperature
ISO 11359-3 2002 Plastics - Thermomechanical analysis - -
(TMA) - Part 3: Determination of
penetration temperature
ISO 14896 2009 EN ISO 14896 2009
ISO 15528 2000 Paints, varnishes and raw materials for - -
paints and varnishes - Sampling

IEC 60455-2 ®
Edition 3.0 2015-06
INTERNATIONAL
STANDARD
Resin based reactive compounds used for electrical insulation –

Part 2: Methods of test
INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
ICS 17.220.99; 29.035.01 ISBN 978-2-8322-2748-0

– 2 – IEC 60455-2:2015 © IEC 2015
CONTENTS
FOREWORD . 5
INTRODUCTION . 7
1 Scope . 8
2 Normative references. 8
3 Terms and definitions . 11
4 General notes on methods of test . 11
4.1 Preparation and conditioning . 11
4.2 Sequence of tests . 12
4.3 Test report . 12
5 Methods of test for reactive compounds and their components . 12
5.1 Flash point . 12
5.2 Density . 12
5.3 Viscosity . 12
5.4 Viscosity after storing at elevated temperature . 12
5.5 Content of volatile organic components .
...

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