Environmental testing - Part 2-10: Tests - Test J and guidance: Mould growth (IEC 60068-2-10:2005/A1:2018)

Umgebungseinflüsse - Teil 2-10: Prüfverfahren - Prüfung J und Leitfaden: Schimmelwachstum (IEC 60068-2-10:2005/A1:2018)

Essais d'environnement - Partie 2-10: Essais - Essai J et guide: Moisissures (IEC 60068-2-10:2005/A1:2018)

Okoljsko preskušanje - 2-10. del: Preskusi - Preskus J in navodilo: razvoj modela - Dopolnilo A1 (IEC 60068-2-10:2005/A1:2018)

General Information

Status
Published
Publication Date
25-Jul-2018
Technical Committee
I09 - Imaginarni 09
Current Stage
6060 - National Implementation/Publication (Adopted Project)
Start Date
02-Jul-2018
Due Date
06-Sep-2018
Completion Date
26-Jul-2018

Relations

Effective Date
20-Sep-2016

Overview

EN 60068-2-10:2005/A1:2018 (IEC 60068-2-10:2005/A1:2018) is the CENELEC/IEC amendment addressing environmental testing for mould growth (Test J). It provides guidance and test procedures to evaluate the resistance of electrotechnical equipment and materials to colonization and degradation by mould (mold). The amendment updates the general description, test variants, inoculation methods and contains minor editorial/bibliographic changes.

Key topics and technical requirements

  • Scope: Procedures for exposing equipment or materials to selected mould spores under incubation conditions that promote germination and growth. Focus is on assessing deterioration, operability and serviceability caused by micro-organisms.
  • Two test variants:
    • Variant 1: Inoculation in an incomplete nutritive medium (no carbon source). Growth only occurs if the specimen provides nutritive components; used to reveal whether the material itself supports mould growth.
    • Variant 2: Inoculation in a complete nutritive medium (with carbon source). Mould can grow on the specimen even if the specimen has no nutritive elements; used to assess surface contamination effects and fungicidal treatments.
  • Inoculation methods: Preferred method is homogeneous spraying (e.g., supersonic aerosol) for reproducibility. Alternatives include dipping or painting when spraying is unsuitable due to specimen size or design.
  • Assessment: Post-test visual inspection, grading of mould extent, and, where relevant, changes in mass or physical properties. If operability is a concern, additional electrical/mechanical checks under controlled conditions are required.
  • Material selection and mitigation: Emphasizes selection of non-nutritive materials, surface treatments, hermetic sealing, or controlled storage/environments to reduce need for testing.
  • Amendment notes: Clause 3 (General description) replaced; Annex E strain identifier updated (QM 9958 → QM 9985); bibliography updated to reference IEC 60068-1:2013.

Practical applications

  • Validate durability and reliability of electrical/electronic equipment used in humid, tropical or poorly ventilated environments.
  • Verify effectiveness of fungicidal coatings, material selections, and sealing strategies.
  • Support qualification testing for products stored or operated where biological contamination or condensation is likely (telecom, medical devices, industrial controls, transport electronics).
  • Provide reproducible laboratory methods for assessing mould-induced degradation and its impact on functionality.

Who should use this standard

  • Design and reliability engineers, product qualification teams
  • Environmental and microbiological test laboratories
  • Manufacturers of electronic/electrical equipment for harsh or humid climates
  • Standards and compliance specialists preparing test specifications

Related standards

  • IEC 60068-1:2013 - Environmental testing - General and guidance
  • ISO 846 - Plastics - Evaluation of the action of microorganisms (referenced for material-level tests, soil-burial and bacterial resistance methods)

Keywords: EN 60068-2-10, IEC 60068-2-10, mould growth testing, environmental testing, fungal resistance, inoculation methods, Variant 1, Variant 2, electrotechnical equipment.

Amendment

SIST EN 60068-2-10:2005/A1:2018

English language
6 pages
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Frequently Asked Questions

SIST EN 60068-2-10:2005/A1:2018 is a amendment published by the Slovenian Institute for Standardization (SIST). Its full title is "Environmental testing - Part 2-10: Tests - Test J and guidance: Mould growth (IEC 60068-2-10:2005/A1:2018)". This standard covers: Environmental testing - Part 2-10: Tests - Test J and guidance: Mould growth (IEC 60068-2-10:2005/A1:2018)

Environmental testing - Part 2-10: Tests - Test J and guidance: Mould growth (IEC 60068-2-10:2005/A1:2018)

SIST EN 60068-2-10:2005/A1:2018 is classified under the following ICS (International Classification for Standards) categories: 19.040 - Environmental testing. The ICS classification helps identify the subject area and facilitates finding related standards.

SIST EN 60068-2-10:2005/A1:2018 has the following relationships with other standards: It is inter standard links to SIST EN 60068-2-10:2005. Understanding these relationships helps ensure you are using the most current and applicable version of the standard.

SIST EN 60068-2-10:2005/A1:2018 is available in PDF format for immediate download after purchase. The document can be added to your cart and obtained through the secure checkout process. Digital delivery ensures instant access to the complete standard document.

Standards Content (Sample)


SLOVENSKI STANDARD
01-september-2018
Okoljsko preskušanje - 2-10. del: Preskusi - Preskus J in navodilo: razvoj modela -
Dopolnilo A1 (IEC 60068-2-10:2005/A1:2018)
Environmental testing - Part 2-10: Tests - Test J and guidance: Mould growth (IEC 60068
-2-10:2005/A1:2018)
Umgebungseinflüsse - Teil 2-10: Prüfverfahren - Prüfung J und Leitfaden:
Schimmelwachstum (IEC 60068-2-10:2005/A1:2018)
Essais d'environnement - Partie 2-10: Essais - Essai J et guide: Moisissures (IEC 60068-
2-10:2005/A1:2018)
Ta slovenski standard je istoveten z: EN 60068-2-10:2005/A1:2018
ICS:
19.040 Preskušanje v zvezi z Environmental testing
okoljem
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EUROPEAN STANDARD EN 60068-2-10:2005/A1

NORME EUROPÉENNE
EUROPÄISCHE NORM
June 2018
ICS 19.040
English Version
Environmental testing - Part 2-10: Tests - Test J and guidance:
Mould growth
(IEC 60068-2-10:2005/A1:2018)
Essais d'environnement - Partie 2-10: Essais - Essai J et Umgebungseinflüsse - Teil 2-10: Prüfverfahren - Prüfung J
guide: Moisissures und Leitfaden: Schimmelwachstum
(IEC 60068-2-10:2005/A1:2018) (IEC 60068-2-10:2005/A1:2018)
This amendment A1 modifies the European Standard EN 60068-2-10:2005; it was approved by CENELEC on 2018-05-30. CENELEC
members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this amendment 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 amendment 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, 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
© 2018 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members.
Ref. No. EN 60068-2-10:2005/A1:2018 E

European foreword
The text of document 104/740/CDV, future edition 6 of IEC 60068-2-10:2005/A1, prepared by
IEC/TC 104 "Environmental conditions, classification and methods of test" was submitted to the IEC-
CENELEC parallel vote and approved by CENELEC as EN 60068-2-10:2005/A1:2018.
The following dates are fixed:
• latest date by which the document has (dop) 2019-02-28
to be implemented at national level by
publication of an identical national
standard or by endorsement
• latest date by which the national (dow) 2021-05-30
standards conflicting with the
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 shall not be held responsible for identifying any or all such patent rights.
Endorsement notice
The text of the International Standard IEC 60068-2-10:2005/A1:2018 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:
IEC 60068-1:2013 NOTE Harmonized as EN 60068-1:2014 (not modified).

IEC 60068-2-10 ®
Edition 6.0 2018-04
INTERNATIONAL
STANDARD
NORME
INTERNATIONALE
BA SIC SAFETY PUBLICATION
PU BLICATION FONDAMENTALE DE SÉCURITÉ

AMENDMENT 1
AMENDEMENT 1
Environmental testing –
Part 2-10: Tests – Test J and guidance: Mould growth

Essais d’environnement –
Partie 2-10: Essais – Essai J et guide: Moisissures

INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
COMMISSION
ELECTROTECHNIQUE
INTERNATIONALE
ICS 19.040 ISBN 978-2-8322-5513-1

– 2 – IEC 60068-2-10:2005/AMD1:2018
© IEC 2018
FOREWORD
This amendment has been prepared by IEC technical committee 104: Environmental
conditions, classification and methods of test.
The text of this amendment is based on the following documents:
CDV Report on voting
104/740/CDV 104/790/RVC
Full information on the voting for the approval of this amendment can be found in the report
on voting indicated in the above table.
The committee has decided that the contents of this amendment and the base publication will
remain unchanged until the stability date indicated on the IEC website 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.
_____________
3 General description
Replace the existing Clause 3 with the following new Clause 3:
3 General description
3.1 Background
Under certain climatic and environmental conditions, micro-organisms may settle on and
colonize the surface of electrotechnical equipment. Their presence or their metabolic products
may not only damage the equipment itself, but may also affect the equipment’s operability and
serviceability. The actions of micro-organisms on equipment are influenced by two different
processes: direct action in which the deterioration of material serve as a nutritive substance
for the growth of the
...

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