oSIST prEN IEC 60079-2:2024

SLOVENSKI STANDARD
oSIST prEN IEC 60079-2:2024
01-junij-2024
Eksplozivne atmosfere - 2. del: Zaščita opreme z nadtlakom "p"
Explosive atmospheres - Part 2: Equipment protection by pressurized enclosure "p"
Explosionsgefährdete Bereiche - Teil 2: Geräteschutz durch Überdruckkapselung "p"
Atmosphères explosives - Partie 2: Protection du matériel par enveloppe à surpression
interne "p"
Ta slovenski standard je istoveten z: prEN IEC 60079-2:2024
ICS:
29.260.20 Električni aparati za Electrical apparatus for
eksplozivna ozračja explosive atmospheres
oSIST prEN IEC 60079-2:2024 en,fr,de
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

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oSIST prEN IEC 60079-2:2024

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oSIST prEN IEC 60079-2:2024
31/1764/CDV

COMMITTEE DRAFT FOR VOTE (CDV)
PROJECT NUMBER:
IEC 60079-2 ED7
DATE OF CIRCULATION: CLOSING DATE FOR VOTING:
2024-04-05 2024-06-28
SUPERSEDES DOCUMENTS:
31/1750/RR

IEC TC 31 : EQUIPMENT FOR EXPLOSIVE ATMOSPHERES
SECRETARIAT: SECRETARY:
United Kingdom Mr Tom Stack
OF INTEREST TO THE FOLLOWING COMMITTEES: PROPOSED HORIZONTAL STANDARD:


Other TC/SCs are requested to indicate their interest, if any,
in this CDV to the secretary.
FUNCTIONS CONCERNED:
EMC ENVIRONMENT QUALITY ASSURANCE SAFETY
SUBMITTED FOR CENELEC PARALLEL VOTING NOT SUBMITTED FOR CENELEC PARALLEL VOTING
Attention IEC-CENELEC parallel voting
The attention of IEC National Committees, members of
CENELEC, is drawn to the fact that this Committee Draft for
Vote (CDV) is submitted for parallel voting.
The CENELEC members are invited to vote through the
CENELEC online voting system.

This document is still under study and subject to change. It should not be used for reference purposes.
Recipients of this document are invited to submit, with their comments, notification of any relevant patent rights of which they
are aware and to provide supporting documentation.
Recipients of this document are invited to submit, with their comments, notification of any relevant “In Some Countries” clau ses
to be included should this proposal proceed. Recipients are reminded that the CDV stage is the final stage for submitting ISC
clauses. (SEE AC/22/2007 OR NEW GUIDANCE DOC).

TITLE:
Explosive atmospheres - Part 2: Equipment protection by pressurized enclosure "p"

PROPOSED STABILITY DATE: 2029

NOTE FROM TC/SC OFFICERS:

Copyright © 2024 International Electrotechnical Commission, IEC. All rights reserved. It is permitted to download this
electronic file, to make a copy and to print out the content for the sole purpose of preparing National Committee positions.
You may not copy or "mirror" the file or printed version of the document, or any part of it, for any other purpose without
permission in writing from IEC.

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oSIST prEN IEC 60079-2:2024
31/1764/CDV – 2 – IEC CDV 60079-2 © IEC:2024

1 CONTENTS
2
3 FOREWORD . 7
4 INTRODUCTION . 15
5 1 Scope . 16
6 2 Normative references . 23
7 3 Terms and definitions . 23
8 4 Levels of Protection . 26
9 5 Constructional requirements for pressurized enclosures . 29
10 5.1 Enclosure . 29
11 5.1.1 General . 29
12 5.1.2 Incorporating EPL Gc Ex Equipment or Ex Components . 29
13 5.2 Materials . 29
14 5.3 Doors and covers . 29
15 5.3.1 General . 29
16 5.3.2 Group I pressurized enclosures . 30
17 5.3.3 Group I pressurized enclosures with static pressurization . 30
18 5.3.4 Group II and Group III pressurized enc
...