Electric and optical fibre cables - Test methods for non-metallic materials - Part 401: Miscellaneous tests - Thermal ageing methods - Ageing in an air oven

IEC 60811-401:2012 specifies the procedure for ageing in an air oven, which typically applies to crosslinked and thermoplastic compounds used for insulating and sheathing materials. IEC 60811-401:2012 cancels and replaces 8.1 and 8.4 of IEC 60811-1-2:1985, which is withdrawn. Full details of the replacements are shown in Annex A of IEC 60811-100:2012. There are no specific technical changes with respect to the previous edition, but see the Foreword to IEC 60811-100:2012. This publication is to be read in conjunction with IEC 60811-100:2012.

Kabel, isolierte Leitungen und Glasfaserkabel - Prüfverfahren für nichtmetallene Werkstoffe - Teil 401: Sonstige Prüfungen - Thermische Alterungsverfahren - Alterung im Wärmeschrank

Câbles électriques et à fibres optiques - Méthodes d'essai pour les matériaux non-métalliques - Partie 401: Essais divers - Méthodes de vieillissement thermique - Vieillissement en étuve à air

La CEI 60811-401:2012 décrit la méthode de vieillissement en étuve à air, généralement applicable aux mélanges réticulés et thermoplastiques utilisés pour les matériaux d'isolation et de gainage. La CEI 60811-401 :2012 annule et remplace 8.1 et 8.4 de la CEI 60811-1-2:1985, qui est supprimée. L'ensemble des informations relatives aux remplacements figure dans l'Annexe A de la CEI 60811-100:2012. Aucune modification technique n'a été effectuée par rapport à l'édition précédente; voir cependant l'avant-propos de la CEI 60811-100:2012. Cette publication doit être lue conjointement avec la CEI 60811-100:2012.

Električni in optični kabli - Preskuševalne metode za nekovinske materiale - 401. del: Drugi preskusi - Metode termičnega staranja - Staranje v zračni peči (na vroči zrak)

401. del standarda IEC 60811 določa postopek za staranje v zračni peči (na vroči zrak), ki se običajno uporablja za zamrežene in termoplastične zmesi za izolacije in plašče.

General Information

Status
Published
Publication Date
14-Jun-2012
Technical Committee
Drafting Committee
Parallel Committee
Current Stage
6060 - Document made available - Publishing
Start Date
15-Jun-2012
Completion Date
15-Jun-2012

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SLOVENSKI STANDARD
01-september-2012
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GHO'UXJLSUHVNXVL0HWRGHWHUPLþQHJDVWDUDQMD6WDUDQMHY]UDþQLSHþL QDYURþL
]UDN
Electric and optical fibre cables - Test methods for non-metallic materials - Part 401:
Miscellaneous tests -Thermal ageing methods - Ageing in an air oven
Kabel, isolierte Leitungen und Glasfaserkabel - Prüfverfahren für nichtmetallene
Werkstoffe - Teil 401: Sonstige Prüfungen - Thermische Alterungsverfahren - Alterung im
Wärmeschrank
Câbles électriques et câbles à fibres optiques - Méthodes d'essai pour les matériaux non
-métalliques - Partie 401: Essais divers - Méthode de vieillissement thermique -
Vieillissement en étuve à air
Ta slovenski standard je istoveten z: EN 60811-401:2012
ICS:
29.035.01 Izolacijski materiali na Insulating materials in
splošno general
29.060.20 Kabli Cables
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EUROPEAN STANDARD
EN 60811-401
NORME EUROPÉENNE
June 2012
EUROPÄISCHE NORM
ICS 29.035.01; 29.060.20 Supersedes EN 60811-1-2:1995 (partially) + A2:2000 (partially)

English version
Electric and optical fibre cables -
Test methods for non-metallic materials -
Part 401: Miscellaneous tests -
Thermal ageing methods -
Ageing in an air oven
(IEC 60811-401:2012)
Câbles électriques et à fibres optiques -  Kabel, isolierte Leitungen und
Méthodes d'essai pour les matériaux non- Glasfaserkabel -
métalliques - Prüfverfahren für nichtmetallene
Partie 401: Essais divers - Werkstoffe -
Méthodes de vieillissement thermique - Teil 401: Sonstige Prüfungen -
Vieillissement en étuve à air Thermische Alterungsverfahren -
(CEI 60811-401:2012) Alterung im Wärmeschrank
(IEC 60811-401:2012)
This European Standard was approved by CENELEC on 2012-04-16. 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, Romania, Slovakia, Slovenia,
Spain, Sweden, Switzerland, Turkey 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

© 2012 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members.
Ref. No. EN 60811-401:2012 E
Foreword
The text of document 20/1285/FDIS, future edition 1 of IEC 60811-401, prepared by IEC/TC 20 "Electric
cables" was submitted to the IEC-CENELEC parallel vote and approved by CENELEC as
The following dates are fixed:
(dop) 2013-01-16
• 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) 2015-04-16

standards conflicting with the
document have to be withdrawn
This document supersedes 8.1 and 8.4 of EN 60811-1-2:1995 + A2:2000 (partially). Full details of the
replacements are shown in Annex A of EN 60811-100:2012.
There are no technical changes with respect to EN 60811-1-2:1995 + A2:2000, but see the Foreword to
EN 60811-100:2012.
This standard is to be read in conjunction with EN 60811-100.

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.
This standard covers the Principle Elements of the Safety Objectives for Electrical Equipment Designed
for Use within Certain Voltage Limits (LVD - 2006/95/EC)
Endorsement notice
The text of the International Standard IEC 60811-401:2012 was approved by CENELEC as a European
Standard without any modification.

- 3 - EN 60811-401:2012
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  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 60228 - Conductors of insulated cables EN 60228 -

IEC 60811-100 2012 Electric and optical fibre cables - Test EN 60811-100 2012
methods for non-metallic materials -
Part 100: General
IEC 60811-409 - Electric and optical fibre cables - Test EN 60811-409 -
methods for non-metallic materials -
Part 409: Miscellaneous tests - Loss of mass
test for thermoplastic insulations and sheaths

IEC 60811-501 - Electric and optical fibre cables - Test EN 60811-501 -
methods for non-metallic materials -
Part 501: Mechanical tests - Tests for
determining the mechanical properties of
insulating and sheathing compounds

IEC 60811-504 - Electric and optical fibre cables - Test EN 60811-504 -
methods for non-metallic materials -
Part 504: Mechanical tests - Bending tests at
low temperature for insulation and sheaths

IEC 60811-401 ®
Edition 1.0 2012-03
INTERNATIONAL
STANDARD
NORME
INTERNATIONALE
Electric and optical fibre cables – Test methods for non-metallic materials –

Part 401: Miscellaneous tests – Thermal ageing methods – Ageing in an air oven

Câbles électriques et à fibres optiques – Méthodes d’essai pour les matériaux

non-métalliques –
Partie 401: Essais divers – Méthodes de vieillissement thermique –

Vieillissement en étuve à air
INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
COMMISSION
ELECTROTECHNIQUE
PRICE CODE
INTERNATIONALE
CODE PRIX R
ICS 29.035.01; 29.060.20 ISBN 978-2-88912-961-4

– 2 – 60811-401  IEC:2012
CONTENTS
FOREWORD . 3
INTRODUCTION . 5
1 Scope . 6
2 Normative references . 6
3 Terms and definitions . 6
4 Test method . 6
4.1 General . 6
4.2 Influence of the ageing treatment on the mechanical characteristics . 7
4.2.1 Apparatus . 7
4.2.2 Sample and test pieces preparation . 7
4.2.3 Ageing procedure . 7
4.2.4 Measurements . 8
4.2.5 Expression of results . 8
4.2.6 Requirements . 9
4.2.7 Test report . 9
4.3 Bending test on test pieces of core . 9
4.3.1 Apparatus . 9
4.3.2 Sample and test pieces preparation . 9
4.3.3 Procedure . 9
4.3.4 Requirement . 10
4.3.5 Test report . 10
Annex A (normative) Methods of measuring air flow in ovens . 11
Annex B (normative) Test pieces preparation in presence of copper or metal coated
copper conductor . 15
Annex C (normative) Sample and test pieces preparation for ageing of complete cable . 18
Bibliography . 19

Figure A.1 – Flowmeter for air-flow control in air ovens for method 2 . 13
Figure A.2 – Calibration diagram of the capillary tube of the flowmeter for air-flow
control in air ovens for method 2 . 14
Figure B.1 – Specially prepared test pieces . 17
Figure B.2 – Dumb-bell test pieces preparation after ageing . 17

Table 1 – Number of turns for bending test . 10
Table B.1 – Summary of ageing tests for insulated conductors in case of difficulties in
preparing test pieces due to conductor insulation or separator adhesion during ageing . 15

60811-401  IEC:2012 – 3 –
INTERNATIONAL ELECTROTECHNICAL COMMISSION
____________
ELECTRIC AND OPTICAL FIBRE CABLES –
TEST METHODS FOR NON-METALLIC MATERIALS –

Part 401: Miscellaneous tests –
Thermal ageing methods – Ageing in an air oven

FOREWORD
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