Explosiveatmospheres
Part 18:Equipment protection byencapsulation"m"
NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAVW
National foreword
BSI 2010
ISBN 978 0 580 56290 7
ICS 29.260.20
Date Text affected
This British Standard is the UK implementation ofEN 60079-18:2009. It is identical to IEC 60079-18:2009. It supersedes BS EN 60079-18:2004 and BS EN 61241-18:2004 whichare withdrawn.
form and a revision is currently under way between the Joint The UK Committee GEL/31 does not endorse Annex ZY in its currentZY will bee available at some time in the future. Working Group of CEN TC305 and CLC TC31. A replacement Annex
The UK participation in its preparation was entrusted to TechnicalCommittee GEL/31/17 Pressurization and other techniques.
A list of organizations represented on this mittee can be obtained on request to its secretary.
This publication does not purport to include all the necessaryprovisions of a contract. Users are responsible for its correctapplication.
Compliance with a British Standard cannot confer immunity fromlegal obligations.
This British Standard was published under the authority of theStandards Policy and Strategy Committee on 30 September 2010.
Amendments/corrigenda issued since publication
EN60079-18
ICS 29.260.20
English version
Part 18:Equipment protection by encapsulation"m" Explosive atmospheres-(IEC 60079-18:2009corrigendum2009)
Explosionsfahige Atmosphare -Teil 18:Gerateschutz(IEC 60079-18:2009 Corrigendum 2009)
Atmospheres explosives-Partie 18:Protection du materielpar encapsulage"m" (CEI 60079-18:2009 corrigendum 2009)
This European Standard was approved by CENELEC on 2009-10-01. CENELEC members are bound to plythe 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 otherto the Central Secretariat has the same status as the official versions. language made by translation under the responsibility of a CENELEC member into its own language and notifed
CENELEC members are the national electrotechnical mittes of Austria Belgium Bulgaria Cyprus theLithuania Luxembourg Malta the Netherlands Norway Poland Portugal Romania Slovakia Slovenia Spain Sweden Switzerland and the United Kingdom.
European Committee for Electrotechnical StandardizationEuropaisches Komitee fur Elektrotechnische Normung Comite Europeen de Normalisation Electrotechnique
Central Secretariat:Avenue Marnix 17 B-1000 Brussels
Foreword
The text of document 31/784/FDIS future edition 3 of IEC 60079-18 prepared by IEC TC 31 Equipment for explosive atmospheres was submited to the IEC-CENELEC parallel vote and was approved by CENELEC as EN 60079-18 on 2009-10-01.
This European Standard supersedes EN 60079-18:2004 corrigendum April 2006 andEN 61241-18:2004.
The following dates were fixed:
latest date by which the EN has to be implementedat national level by publication of an identical national standard or by endorsement (dop) 2010-07-01latest date by which the national standards conflicting with the EN have to be withdrawn (mop) 2012-10-01
Commission and the European Free Trade Association and covers essential requirements ofEC Directive ATEX (94/9/EC). See Annex ZZ.
CENELEC/TC 31 as the responsible mittee has concluded that this new edition of EN 60079-18 does not contain substantial changes regarding the ESRs.
The State of the Art is included in Annex ZY “Significant changes between this European Standard andEN 60079-18:2004"
Annexes ZA ZY and ZZ have been added by CENELEC.
Endorsement notice
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:
IEC 60079-1 NOTE Harmonized as EN 60079-1:2007 (not modified).IEC 60079-2 NOTE Harmonized as EN 60079-2:2007 (not modified).IEC 60079-5 NOTE Harmonized as EN 60079-5:2007 (not modified).IEC 60079-6 NOTE Harmonized as EN 60079-6:2007 (not modified).IEC 60079-10 NOTE Harmonized as EN 60079-10:2003 (not modified).IEC 60079-14 NOTE Harmonized as EN 60079-14:2008 (not modified).IEC 60079-26 NOTE Harmonized as EN 60079-26:2007 (not modified).IEC 60079-28 NOTE Harmonized as EN 60079-28:2007 (not modified).IEC 60086-1 NOTE Harmonized as EN 60086-1:2007 (not modified).IEC 60622 IEC 60664-1 NOTE Harmonized as EN 60622:2003 (not modified). NOTE Harmonized as EN 60664-1:2007 (not modified).IEC 61241-10 NOTE Harmonized as EN 61241-10:2004 (not modified).IEC 61951-1 NOTE Harmonized as EN 61951-1:2003 (not modified).
IEC 61951-2 NOTE Harmonized as EN 61951-2:2003 (not modified).IEC 61960-1 NOTE Harmonized as EN 61960-1:2001 (not modified).