EN 60079-25:2004

Electrical apparatus for explosive gas atmospheres - Part 25: Intrinsically safe systems

Contains the specific requirements for construction and assessment of intrinsically safe electrical systems, type of protection "i", intended for use in explosive athmospheres in Group II locations.

Elektrische Betriebsmittel für gasexplosionsgefährdete Bereiche - Teil 25: Eigensichere Systeme

Matériel électrique pour atmosphères explosives gazeuses - Partie 25: Systèmes de sécurité intrinsèque

Contient les règles spécifiques de construction et d'évaluation des systèmes électriques de sécurité intrinsèque, de mode de protection "i", destinés à être utilisés dans des athmosphères explosives du Groupe II.

Električne naprave za eksplozivne plinske atmosfere - 25. del: Lastnovarni sistemi (IEC 60079-25:2003)

General Information

• Status: Withdrawn
• Publication Date: 28-Jan-2004
• Withdrawal Date: 30-Nov-2006
• ICS: 29.260.20 - Electrical apparatus for explosive atmospheres
• Technical Committee: CLC/TC 31 - Electrical apparatus for explosive atmospheres - General requirements
• Drafting Committee: CLC/SC 31-3 - Intrinsically safe apparatus and systems “i”
• Parallel Committee: IEC/SC 31G - IEC_SC_31G
• Current Stage: 9960 - Withdrawal effective - Withdrawal
• Start Date: 01-Oct-2013
• Completion Date: 01-Oct-2013
• Directive: 94/9/EC - Directive 94/9/EC of the European Parliament and the Council of 23 March 1994 on the approximation of the laws of the Member States concerning equipment and protective systems intended for use in potentially explosive atmospheres
• Ref Project: SIST EN 60079-25:2004 - Electrical apparatus for explosive gas atmospheres -- Part 25: Intrinsically safe systems

Relations

• Replaces: EN 50039:1980 - Electrical apparatus for potentially explosive atmospheres - Intrinsically safe electrical systems 'i'
• Effective Date: 28-Jan-2023
• Replaced By: EN 60079-25:2010 - Explosive atmospheres - Part 25: Intrinsically safe electrical systems
• Effective Date: 28-Jan-2023

Standards Content (Sample)

EUROPEAN STANDARD EN 60079-25
NORME EUROPÉENNE
EUROPÄISCHE NORM January 2004

ICS 29.260.20 Supersedes EN 50039:1980

English version
Electrical apparatus for explosive gas atmospheres
Part 25: Intrinsically safe systems
(IEC 60079-25:2003)
Matériel électrique pour atmosphères Elektrische Betriebsmittel für
explosives gazeuses gasexplosionsgefährdete Bereiche
Partie 25: Systèmes de sécurité Teil 25: Eigensichere Systeme
intrinsèque (IEC 60079-25:2003)
(CEI 60079-25:2003)
This European Standard was approved by CENELEC on 2003-12-02. 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 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, Czech Republic,
Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania,
Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland
and United Kingdom.
CENELEC
European Committee for Electrotechnical Standardization
Comité Européen de Normalisation Electrotechnique
Europäisches Komitee für Elektrotechnische Normung

Central Secretariat: rue de Stassart 35, B - 1050 Brussels

© 2004 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members.

Ref. No. EN 60079-25:2004 E
Foreword
The text of document 31G/115/FD
...