EN IEC 60867:2022

SLOVENSKI STANDARD
01-maj-2023
Nadomešča:
SIST EN 60867:1997
Izolacijske tekočine - Specifikacije za neuporabljene tekočine na podlagi
sintetičnih aromatskih ogljikovodikov
Insulating liquids - Specifications for unused liquids based on synthetic aromatic
hydrocarbons
Isolierflüssigkeiten - Bestimmungen für ungebrauchte Isolierflüssigkeiten auf Basis
synthetischer aromatischer Kohlenwasserstoffe
Isolants liquides - Spécifications pour liquides neufs à base d'hydrocarbures aromatiques
de synthèse
Ta slovenski standard je istoveten z: EN IEC 60867:2022
ICS:
29.040.10 Izolacijska olja Insulating oils
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EUROPEAN STANDARD EN IEC 60867

NORME EUROPÉENNE
EUROPÄISCHE NORM December 2022
ICS 29.040.10 Supersedes EN 60867:1994
English Version
Insulating liquids - Specifications for unused liquids based on
synthetic aromatic hydrocarbons
(IEC 60867:2022)
Isolants liquides - Spécifications pour les liquides neufs à lsolierflüssigkeiten - Anforderungen für ungebrauchte
base d'hydrocarbures aromatiques de synthèse Flüssigkeiten auf Basis synthetischer aromatischer
(IEC 60867:2022) Kohlenwasserstoffe
(IEC 60867:2022)
This European Standard was approved by CENELEC on 2022-12-02. 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,
Türkiye 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
© 2022 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members.
Ref. No. EN IEC 60867:2022 E
European foreword
The text of document 10/1186/FDIS, future edition 3 of IEC 60867, prepared by IEC/TC 10 "Fluids for
electrotechnical applications" was submitted to the IEC-CENELEC parallel vote and approved by
CENELEC as EN IEC 60867:2022.
The following dates are fixed:
• latest date by which the document has to be implemented at national (dop) 2023-09-02
level by publication of an identical national standard or by endorsement
• latest date by which the national standards conflicting with the (dow) 2025-12-02
document have to be withdrawn
This document supersedes EN 60867:1994 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 60867:2022 was approved by CENELEC as a European
Standard without any modification.
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 60156 - Insulating liquids - Determination of the - -
breakdown voltage at power frequency -
Test method
IEC 60247 - Insulating liquids - Measurement of relative EN 60247 -
permittivity, dielectric dissipation factor
(tan δ) and d.c. resistivity
IEC 60475 - Method of sampling insulating liquids EN IEC 60475 -
IEC 60628 - Gassing of insulating liquids under HD 488 S1 -
electrical stress and ionization
IEC 60666 - Detection and determination of specified EN 60666 -
additives in mineral insulating oils
IEC 60814 - Insulating liquids - Oil-impregnated paper EN 60814 -
and pressboard - Determination of water
by automatic coulometric Karl Fischer
titration
IEC 61619 - Insulating liquids - Contamination by EN 61619 -
polychlorinated biphenyls (PCBs) - Method
of determination by capillary column gas
chromatography
IEC 61620 - Insulating liquids - Determination of the EN 61620 -
dielectric dissipation factor by
measurement of the conductance and
capacitance - Test method
IEC 62021 series Insulating liquids - Determination of acidity EN 62021 series
IEC 62535 - Insulating liquids - Test method for EN 62535 -
detection of potentially corrosive sulphur in
used and unused insulating oil
ISO 2592 - Petroleum and related products - EN ISO 2592 -
Determination of flash point - Cleveland
open cup method (PMOC)
ISO 3016 - Petroleum and related products from EN ISO 3016 -
natural or synthetic sources -
Determination of pour point
ISO 3104 - Petroleum products - Transparent and EN ISO 3104 -
opaque liquids - Determination of kinematic
viscosity and calculation of dynamic
viscosity
ISO 3675 - Crude petroleum and liquid petroleum EN ISO 3675 -
products - Laboratory determination of
density - Hydrometer method
ISO 9562 - Water quality - Determination of EN ISO 9562 -
adsorbable organically bound halogens
(AOX)
ISO 12185 - Crude petroleum and petroleum products - EN ISO 12185 -
Determination of density - Oscillating U-
tube method
ASTM D 1275 - Standard Test Method for Corrosive Sulfur - -
in Electrical Insulating Oils
ASTM D 4929 - Standard Test Method for Determination of - -
Organic Chloride Content in Crude Oil
ASTM D 7042 - Standard Test Method for Dynamic - -
Viscosity and Density of Liquids by
Stabinger Viscometer (and the Calculation
of Kinematic Viscosity)
ASTM D 7536 - Standard Test Method for Chlorine in - -
Aromatics by Monochromatic Wavelength
Dispersive X-ray Fluorescence
Spectrometry
DIN 51353 - Testing of insulating oils; detection of - -
corrosive sulfur; Silver strip test

IEC 60867 ®
Edition 3.0 2022-10
INTERNATIONAL
STANDARD
NORME
INTERNATIONALE
colour
inside
Insulating liquids – Specifications for unused liquids based on synthetic

aromatic hydrocarbons
Isolants liquides – Spécifications pour les liquides neufs à base d'hydrocarbures

aromatiques de synthèse
INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
COMMISSION
ELECTROTECHNIQUE
INTERNATIONALE
ICS 29.040.10 ISBN 978-2-8322-5901-6

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CONTENTS
FOREWORD . 4
INTRODUCTION . 6
1 Scope . 7
2 Normative references . 7
3 Terms and definitions . 8
4 Identification and general delivery requirements . 9
5 Sampling . 9
6 Test methods . 9
6.1 Appearance . 9
6.2 Density . 9
6.3 Kinematic viscosity . 9
6.4 Flash point . 9
6.5 Pour point . 9
6.6 Acidity . 9
6.7 Chlorine content. 10
6.8 Water content . 10
6.9 Corrosive and potentially corrosive sulphur . 10
6.10 Additives . 10
6.11 Breakdown voltage . 10
6.12 Dielectric dissipation factor and volume resistivity . 10
6.13 Gassing tendency . 10
6.14 Polychlorinated biphenyl (PCBs) content. 10
7 Specifications for capacitor and cable alkylbenzenes . 10
8 Specifications for capacitor alkyldiphenylethanes . 10
9 Specifications for capacitor alkylnaphthalenes . 11
10 Specifications for capacitor methylpolyarylmethanes . 11
Annex A (informative) Test method for determination of chlorine content . 15
A.1 Test method for determination of total chloride . 15
A.1.1 Reagents . 15
A.1.2 Apparatus . 15
A.1.3 Procedure . 15
A.1.4 Calculation . 16
A.2 Test method for determination of organic chloride . 16
Annex B (informative) IR spectra of typical synthetic aromatic hydrocarbons . 17
B.1 IR spectra typical of the family of alkylbenzenes . 17
B.2 Alkyldiphenylethanes . 18
B.3 Alkylnaphtalenes – typified by 1-methylnaphthalene . 19
B.4 Methylpolyarylmethanes. 19
Bibliography . 21

Figure B.1 – IR spectra of branched alkylbenzenes . 17
Figure B.2 – IR spectra of linear alkylbenzenes . 18
Figure B.3 – IR spectrum of phenylxylylethane (PXE) . 18
Figure B.4 – IR spectrum of 1-methylnaphthalene . 19
Figure B.5 – IR spectrum of monobenzyltoluene (MBT) . 19

IEC 60867:2022 © IEC 2022 – 3 –
Figure B.6 – IR spectrum of dibenzyltoluene (DBT) . 20

Table 1 – Specifications for capacitor and cable alkylbenzenes . 12
Table 2 – Specifications for capacitor alkyldiphenylethanes and alkylnaphthalenes . 13
Table 3 – Specifications for capacitor methylpolyarylmethanes . 14

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INTERNATIONAL ELECTROTECHNICA
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