Flexible insulating sleeving - Part 2: Methods of test

This part of IEC 60684 gives methods of test for flexible insulating sleeving, including heatshrinkable
sleeving, intended primarily for insulating electrical conductors and connections of
electrical apparatus, although they may be used for other purposes.
The tests specified are designed to control the quality of the sleeving but it is recognized that
they do not completely establish the suitability of sleeving for impregnation or encapsulation
processes or for other specialized applications. Where necessary, the test methods in this part
will need to be supplemented by appropriate impregnation or compatibility tests to suit the
individual circumstances.

Isolierschläuche - Teil 2: Prüfverfahren

Gaines isolantes souples - Partie 2: Méthodes d'essai

La CEI 60684-2:2011 donne les méthodes d'essai pour les gaines isolantes souples, y compris les gaines thermorétractables, initialement conçues pour isoler les conducteurs électriques et les connexions des appareils électriques, même si elles peuvent être utilisées pour d'autres usages. Les essais spécifiés sont conçus pour contrôler la qualité des gaines, mais il reste entendu qu'ils ne permettent pas d'établir entièrement l'aptitude de celles-ci à l'imprégnation ou à l'enrobage, pas plus que leur aptitude à être utilisées pour d'autres applications spécialisées. S'il y a lieu, il sera nécessaire de compléter les méthodes d'essai spécifiées dans cette partie par des essais appropriés d'imprégnation ou de compatibilité en fonction des cas particuliers. Les principales modifications par rapport à l'édition précédente sont les suivantes: trois méthodes supplémentaires pour l'allongement circonférentiel, l'essai en tension et le choc thermique ainsi qu'un alignement avec les méthodes nord-américaines.

Gibke izolacijske cevi - 2. del: Preskusne metode

Ta del IEC 60684 podaja preskusne metode za gibke izolacijske cevi, vključno s toplotno skrčljivimi cevmi, ki se uporabljajo predvsem za izolacijo električnih prevodnikov in priključkov električnih aparatov, čeprav se lahko uporabljajo tudi za druge namene.
Opredeljeni preskusi so namenjeni nadzoru kakovosti cevi, vendar se priznava, da ne ugotavljajo v celoti primernosti cevi za impregnacijo in enkapsulacijo ali za druge posebne uporabe. Po potrebi se preskusne metode iz tega dela dopolnijo s primernimi preskusi impregnacije ali združljivosti, ki ustrezajo posameznim okoliščinam.

General Information

Status
Published
Publication Date
24-Oct-2011
Current Stage
6060 - National Implementation/Publication (Adopted Project)
Start Date
11-Oct-2011
Due Date
16-Dec-2011
Completion Date
25-Oct-2011

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SLOVENSKI STANDARD
SIST EN 60684-2:2011
01-december-2011
Gibke izolacijske cevi - 2. del: Preskusne metode
Flexible insulating sleeving - Part 2: Methods of test
Isolierschläuche - Teil 2: Prüfverfahren
Gaines isolantes souples - Partie 2: Méthodes d'essai
Ta slovenski standard je istoveten z: EN 60684-2:2011
ICS:
29.035.20 3ODVWLþQLLQJXPHQLL]RODFLMVNL Plastics and rubber insulating
PDWHULDOL materials
SIST EN 60684-2:2011 en,fr,de
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

---------------------- Page: 1 ----------------------

SIST EN 60684-2:2011

---------------------- Page: 2 ----------------------

SIST EN 60684-2:2011

EUROPEAN STANDARD
EN 60684-2

NORME EUROPÉENNE
September 2011
EUROPÄISCHE NORM

ICS 17.220.99 Supersedes EN 60684-2:1997 + A1:2003 + A2:2005


English version


Flexible insulating sleeving -
Part 2: Methods of test
(IEC 60684-2:2011)


Gaines isolantes souples -  Isolierschläuche – Teil 2: Prüfverfahren
Partie 2: Méthodes d'essai (IEC 60684-2:2011)
(CEI 60684-2:2011)





This European Standard was approved by CENELEC on 2011-09-14. 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 Central Secretariat 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 Central Secretariat 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, Romania, Slovakia, Slovenia,
Spain, Sweden, Switzerland and the United Kingdom.

CENELEC
European Committee for Electrotechnical Standardization
Comité Européen de Normalisation Electrotechnique
Europäisches Komitee für Elektrotechnische Normung

Management Centre: Avenue Marnix 17, B - 1000 Brussels


© 2011 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members.
Ref. No. EN 60684-2:2011 E

---------------------- Page: 3 ----------------------

SIST EN 60684-2:2011
EN 60684-2:2011 - 2 -
Foreword
The text of document 15/634/FDIS, future edition 3 of IEC 60684-2, prepared by IEC TC 15, Solid
electrical insulating materials, was submitted to the IEC-CENELEC parallel vote and approved by
CENELEC as EN 60684-2:2011.

This document supersedes EN 60684-2:1997 + A1:2003 + A2:2005.

The main changes from EN 60684-2:1997 + A1:2003 + A2:2005 are as follows: three additional methods
for circumferential extension, voltage proof and thermal shock and alignment with North American
methods.

The following dates are fixed:
– latest date by which the document has to be implemented at (dop) 2012-06-14
national level by publication of an identical national
standard or by endorsement
– latest date by which the national standards conflicting with the (dow) 2014-09-14
document have to be withdrawn

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 60684-2:2011 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:
NOTE  Harmonized in EN 60068-2 series (not modified).
[2] IEC 60068-2 series
NOTE  Harmonized as EN 60068-2-10:2005 (not modified).
[3] IEC 60068-2-10:2005
NOTE  Harmonized as EN 60216-2:2005 (not modified).
[4] IEC 60216-2:2005
__________

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SIST EN 60684-2:2011
- 3 - EN 60684-2:2011
Annex ZA
(normative)
Normative references to international publications
with their corresponding European publications
The following referenced documents are indispensable for the application 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  When an international publication has been modified by common modifications, indicated by (mod), the relevant EN/HD
applies.

Publication Year Title EN/HD Year

IEC 60068-2-20 2008 Environmental testing - EN 60068-2-20 2008
Part 2-20: Tests -
Test T: Test methods for solderability and
resistance to soldering heat of devices with
leads


1)
IEC 60093 1980 Methods of test for volume resistivity and HD 429 S1 1983
surface resistivity of solid electrical insulating
materials


IEC 60212 2010 Standard conditions for use prior to and EN 60212 2011
during the testing of solid electrical insulating
materials


IEC 60216 Series Electrical insulating materials - Thermal EN 60216 Series
endurance properties


IEC 60216-4-1 2006 Electrical insulating materials - Thermal EN 60216-4-1 2006
endurance properties -
Part 4-1: Ageing ovens - Single-chamber
ovens


IEC 60216-4-2 2000 Electrical insulating materials - Thermal EN 60216-4-2 2000
endurance properties -
Part 4-2: Ageing ovens - Precision ovens for
use up to 300 °C


IEC 60243-1 1998 Electrical strength of insulating materials - EN 60243-1 1998
Test methods -
Part 1: Tests at power frequencies


2)
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 60426 2007 Electrical insulating materials - Determination EN 60426 2007
of electrolytic corrosion caused by insulating
materials - Test methods


IEC 60587 2007 Electrical insulating materials used under EN 60587 2007
severe ambient conditions - Test methods for
evaluating resistance to tracking and erosion


IEC 60589 1977 Methods of test for the determination of ionic HD 381 S1 1979
impurities in electrical insulating materials by
extraction with liquids



1)
HD 429 S1 is superseded by EN 62631-1:2011, which is based on IEC 62631-1:2011.
2)
IEC 60250 is superseded by IEC 62631-1:2011.

---------------------- Page: 5 ----------------------

SIST EN 60684-2:2011
EN 60684-2:2011 - 4 -
Publication Year Title EN/HD Year
IEC 60684-3 Series Flexible insulating sleeving - EN 60684-3 Series
Part 3: Specification for individual types of
sleeving


IEC 60695-6-30 1996 Fire hazard testing - - -
Part 6: Guidance and test methods on the
assessment of obscuration hazard of vision
caused by smoke opacity from
electrotechnical products involved in fires -
Section 30: Small-scale static method -
Determination of smoke opacity - Description
of the apparatus


IEC/TS 60695-11-21 - Fire hazard testing - - -
Part 11-21: Test flames - 500 W vertical flame
test method for tubular polymeric materials


IEC 60754-1 1994 Test on gases evolved during combustion of - -
materials from cables -
Part 1: Determination of the amount of
halogen acid gas


3)
IEC 60754-2 (mod) 1991 Test on gases evolved during combustion of HD 602 S1 1992
electric cables -
Part 2: Determination of degree of acidity of
gases evolved during the combustion of
materials taken from electric cables by
measuring pH and conductivity


ISO 5-1 2009 Photography and graphic technology - Density - -
measurements -
Part 1: Geometry and functional notation


ISO 5-2 2009 Photography and graphic technology - Density - -
measurements -
Part 2: Geometric conditions for transmittance
density


ISO 5-3 2009 Photography and graphic technology - Density - -
measurements -
Part 3: Spectral conditions


ISO 5-4 2009 Photography and graphic technology - Density - -
measurements -
Part 4: Geometric conditions for reflection
density


ISO 37 2005 Rubber, vulcanized or thermoplastic - - -
Determination of tensile stress-strain
properties


ISO 62 2008 Plastics - Determination of water absorption EN ISO 62 2008


ISO 105-A02 - Textiles - Tests for colour fastness - - -
Part A02: Grey scale for assessing change in
colour


ISO 105-B01 - Textiles - Tests for colour fastness - EN ISO 105-B01 -
Part B01: Colour fastness to light: Daylight



3)
HD 602 S1 is superseded by EN 50267-1:1998 and EN 50267-2-3:1998.

---------------------- Page: 6 ----------------------

SIST EN 60684-2:2011
- 5 - EN 60684-2:2011
Publication Year Title EN/HD Year
ISO 182-1 1990 Plastics - Determination of the tendency of - -
compounds and products based on vinyl
homopolymers and copolymers to evolve
hydrogen chloride and any other acidic
products at elevated temperature -
Part 1: Congo red method


ISO 182-2 1990 Plastics - Determination of the tendency of EN ISO 182-2 1999
compounds and products based on vinyl
chloride homopolymers and copolymers to
evolve hydrogen chloride and any other acidic
products at elevated temperature -
Part 2: pH method


ISO 974 2000 Plastics - Determination of the brittleness - -
temperature by impact


ISO 1431-1 2004 Rubber, vulcanized or thermoplastic - - -
Resistance to ozone cracking -
Part 1: Static and dynamic strain testing


ISO 4589-2 1996 Plastics - Determination of burning behaviour EN ISO 4589-2 1999
by oxygen index -
Part 2: Ambient-temperature test


ISO 4589-3 1996 Plastics - Determination of burning behaviour EN ISO 4589-3 1996
by oxygen index -
Part 3: Elevated-temperature test


ISO 13943 2008 Fire safety - Vocabulary EN ISO 13943 2010

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SIST EN 60684-2:2011

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SIST EN 60684-2:2011

IEC 60684-2
®

Edition 3.0 2011-08
INTERNATIONAL
STANDARD
NORME
INTERNATIONALE
colour
inside


Flexible insulating sleeving –
Part 2: Methods of test

Gaines isolantes souples –
Partie 2: Méthodes d’essai


INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
COMMISSION
ELECTROTECHNIQUE
PRICE CODE
INTERNATIONALE
CODE PRIX XC
ICS 17.220.99 ISBN 978-2-88912-618-7

® Registered trademark of the International Electrotechnical Commission
Marque déposée de la Commission Electrotechnique Internationale

---------------------- Page: 9 ----------------------

SIST EN 60684-2:2011
– 2 – 60684-2 © IEC:2011
CONTENTS
FOREWORD . 5
INTRODUCTION . 7
1 General . 8
2 Test conditions . 10
3 Measurements of bore, wall thickness and concentricity . 10
4 Density . 12
5 Resistance to splitting after heating . 13
6 Heat shock (resistance to heat) . 13
7 Resistance to soldering heat . 14
8 Loss in mass on heating of uncoated textile glass sleeving . 14
9 Longitudinal change . 15
10 Deformation under load (resistance to pressure at elevated temperature) . 16
11 Thermal stability of PVC sleeving . 18
12 Volatile content of silicone sleeving . 19
13 Bending after heating . 19
14 Bending at low temperature . 20
15 Brittleness temperature . 20
16 Dimensional stability on storage (applicable to heat-shrinkable sleeving only) . 21
17 Hydrolysis of coating . 21
18 Flexibility (extruded sleeving only) . 22
19 Tensile strength, tensile stress at 100 % elongation, elongation at break and secant
modulus at 2 % elongation . 22
20 Fraying resistance test . 26
21 Breakdown voltage . 27
22 Insulation resistance . 29
23 Volume resistivity . 30
24 Permittivity and dissipation factor . 31
25 Resistance to tracking . 32
26 Flame propagation tests. 32
27 Oxygen index . 35
28 Transparency . 35
29 Ionic impurities test . 35
30 Silver staining test . 36
31 Electrolytic corrosion resistance . 36
32 Corrosion resistance (tensile and elongation) . 37
33 Copper corrosion (presence of corrosive volatiles) . 37
34 Colour fastness to light . 38
35 Resistance to ozone . 39
36 Resistance to selected fluids . 39
37 Thermal endurance . 40
38 Mass per unit length . 40
39 Heat ageing . 41

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SIST EN 60684-2:2011
60684-2 © IEC:2011 – 3 –
40 Water absorption . 42
41 Restricted shrinkage (applicable to heat-shrinkable sleeving only) . 42
42 Colour stability to heat . 43
43 Smoke index . 43
44 Toxicity index . 48
45 Halogen content. 53
46 Acid gas generation . 55
47 Hot elongation and hot set . 55
48 Tension set (applicable to elastomeric sleeving only) . 56
49 Tear propagation (applicable to elastomeric sleeving only) . 56
50 Long term heat ageing (3 000 h) . 57
51 Dynamic shear at ambient temperature . 57
52 Dynamic shear at elevated temperature . 58
53 Dynamic shear after heat shock and heat ageing . 58
54 Rolling drum peel to aluminium . 59
55 Aluminium rod dynamic shear . 59
56 Sealing . 60
57 Adhesive T peel strength of two bonded heat-shrinkable substrates . 61
58 Circumferential extension . 62
59 Voltage proof . 63
60 Thermal shock . 63
Bibliography . 82

Figure 1 – Specimen for test resistance to soldering heat . 64
Figure 2 – Examples of sleeving after being subjected to test for resistance to soldering
heat . 65
Figure 3 – Arrangement for the test for resistance to pressure at elevated temperature
(Method A) . 65
Figure 4 – Arrangement for deformation under load (Method B) . 66
Figure 5 – Dumb-bell specimen for tensile strength test (ISO 37 Type2) . 67
Figure 6 – Dumb-bell specimen for tensile strength test (ISO 37 Type 1) . 67
Figure 7 – Sketch of fray test arrangement . 68
Figure 8 – Specimen for insulation resistance test . 69
Figure 9 – Standard propane burner for flame propagation test (sectional view) . 70
Figure 10 – Flame propagation test – Method A . 71
Figure 11 – Flame propagation test – Method B . 72
Figure 12 – Flame propagation test – Method C . 73
Figure 13 – Mandrel for restricted shrinkage test . 74
Figure 14 – Schematic details of burner for smoke index test. 75
Figure 15 – Schematic front view of smoke test sample holder, showing vertically
mounted sleeving samples . 76
Figure 16 – Assembly and fixture for dynamic shear at ambient temperature. 77
Figure 17 – Assembly for heat shock and heat ageing . 78
Figure 18 – Schematic arrangement of rolling drum peel. 78

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SIST EN 60684-2:2011
– 4 – 60684-2 © IEC:2011
Figure 19 – Assembly preparation for aluminium rod dynamic shear . 79
Figure 20 – Test specimen for aluminium rod dynamic shear . 79
Figure 21 – Assembly for sealing test . 80
Figure 22 – Mandrel assembly . 80
Figure 23 – Slab specimen . 81
Figure 24 – T peel strength specimen . 81

---------------------- Page: 12 ----------------------

SIST EN 60684-2:2011
60684-2 © IEC:2011 – 5 –
INTERNATIONAL ELECTROTECHNICAL COMMISSION
____________

FLEXIBLE INSULATING SLEEVING –

Part 2: Methods of test

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 National Committees.
3) IEC Publications have the form of recommendations for international use and are accepted by IEC National
Committees in that sense. While all reasonable efforts are made to ensure that the technical content of IEC
Publications is accurate, IEC cannot be held responsible for the way in which they are used or for any
misinterpretation by any end user.
4) In order to promote international uniformity, IEC National Committees undertake to apply IEC Publications
transparently to the maximum extent possible in their national and regional publications. Any divergence
between any IEC Publication and the corresponding national or regional publication shall be clearly indicated in
the latter.
5) IEC itself does not provide any attestation of conformity. Independent certification bodies provide conformity
assessment services and, in some areas, access to IEC marks of conformity. IEC is not responsible for any
services carried out by independent certification bodies.
6) All users should ensure that they have the latest edition of this publication.
7) No liability shall attach to IEC or its directors, employees, servants or agents including individual experts and
members of its technical committees and IEC National Committees for any personal injury, property damage or
other damage of any nature whatsoever, whether direct or indirect, or for costs (including legal fees) and
expenses arising out of the publication, use of, or reliance upon, this IEC Publication or any other IEC
Publications.
8) Attention is drawn to the Normative references cited in this publication. Use of the referenced publications is
indispensable for the correct application of this publication.
9) Attention is drawn to the possibility that some of the elements of this IEC Publication may be the subject of
patent rights. IEC shall not be held responsible for identifying any or all such patent rights.
International Standard IEC 60684-2 has been prepared by IEC technical committee 15: Solid
electrical insulating materials.
This third edition cancels and replaces the second edition published in 1997, and constitutes a
minor revision and technical updating. The main changes from the previous edition are as
follows: three additional methods for circumferential extension, voltage proof and thermal
shock and alignment with North American methods.
The text of this standard is based on the following documents:
FDIS Report on voting
15/634/FDIS 15/644/RVD

Full information on the voting for the approval of this standard can be found in the report on
voting indicated in the above table.
This publication has been drafted in accordance with the ISO/IEC Directives, Part 2.

---------------------- Page: 13 ----------------------

SIST EN 60684-2:2011
– 6 – 60684-2 © IEC:2011
A list of all the parts in the IEC 60684 series, under the general title Flexible insulating
sleeving, can be found on the IEC website.
The committee has decided that the contents of this publication will remain unchanged until the
stability date indicated on the IEC web site under "http://webstore.iec.ch" in the data related to
the specific publication. At this date, the publication will be
• reconfirmed,
• withdrawn,
• replaced by a revised edition, or
• amended.

IMPORTANT – The 'colour inside' logo on the cover page of this publication indicates
that it contains colours which are considered to be useful for the correct understanding
of its contents. Users should therefore print this document using a colour printer.

---------------------- Page: 14 ----------------------

SIST EN 60684-2:2011
60684-2 © IEC:2011 – 7 –
INTRODUCTION
This International Standard is one of a series which deals with flexible insulating sleeving. The
series consists of three parts:
Part 1: Definitions and general requirements (IEC 60684-1)
Part 2: Methods of test (IEC 60684-2)
Part 3: Specifications for individual types of sleeving (IEC 60684-3)

---------------------- Page: 15 ----------------------

SIST EN 60684-2:2011
– 8 – 60684-2 © IEC:2011
FLEXIBLE INSULATING SLEEVING –

Part 2: Methods of test



1 General
1.1 Scope
This part of IEC 60684 gives methods of test for flexible insulating sleeving, including heat-
shrinkable sleeving, intended primarily for insulating electrical conductors and connections of
electrical apparatus, although they may be used for other purposes.
The tests specified are designed to control the quality of the sleeving but it is recognized that
they do not completely establish the suitability of sleeving for impregnation or encapsulation
processes or for other specialized applications. Where necessary, the test methods in this part
will need to be supplemented by appropriate impregnation or compatibility tests to suit the
individual circumstances.
1.2 Normative references
The following referenced documents are indispensable for the application 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.
IEC 60068-2-20:2008, Environmental testing – Part 2-20: Tests – Test T: Test methods for
solderability and resistance to soldering heat of devices with leads
IEC 60093:1980, Methods of test for volume resistivity and surface resistivity of solid electrical
insulating materials
IEC 60212:2010, Standard conditions for use prior to and during the testing of solid electrical
insulating materials
IEC 60216 (all parts), Electrical insulating materials – Thermal endurance properties
IEC 60216-4-1:2006, Electrical insulating materials – Thermal endurance properties – Part 4-1:
Ageing ovens – Single-chamber ovens
IEC 60216-4-2:2000, Electrical insulating materials – Thermal endurance properties – Part 4-2:
Ageing ovens – P
...

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