• I.S. 231:1979

    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

    ELECTRICAL APPARATUS FOR POTENTIALLY EXPLOSIVE ATMOSPHERES - GENERAL REQUIREMENTS

    Available format(s):  Hardcopy, PDF

    Superseded date:  06-07-1993

    Language(s):  English

    Published date:  01-01-1979

    Publisher:  National Standards Authority of Ireland

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    Table of Contents - (Show below) - (Hide below)

    IEC Publications referred to in European Standard
    EN 50014
    ISO Standards referred to in European Standard
    EN 50014
    European Standards referred to in European Standard
    EN 50014
    SECTION 1 - General
    1 Scope
    2 Definitions
    3 Grouping and classification of electrical apparatus
    4 Temperatures
    Section 2 - Requirements for all electrical apparatus
    5 General
    6 Enclosures of plastics material
    7 Light alloy enclosures
    8 Fasteners
    9 Interlocking devices
    10 Bushings
    11 Materials used for cementing
    12 Connections
    13 Connection facilities for earthing or bonding
       conductors
    14 Connection facilities and terminal compartments
    14 Cable and conduit entries
    Section 3 - Supplementary requirements for certain
    electrical apparatus
    16 Rotating electrical machines
    17 Switchgear
    18 Fuses
    19 Plugs and sockets
    20 Luminaires
    21 Hand lamps and cap lamps
    Section 4 - Verification and tests
    22 Type verifications and tests
    23 Routine verifications and tests
    24 Manufacturer's responsibility
    25 Verification and tests on modified or repaired
       electrical apparatus
    Section 5 - Marking
    26 Marking
    Annex A Subdivision of gases and vapours according to their
            maximum experimental safe gaps and minimum ignition
            currents
    Annex B Example of test rig for impact test
    Annex C Methods of measurement of the insulation
            resistance of parts of enclosures of plastic
            materials
    Annex D Practical examples of legible and durable
            marking

    Abstract - (Show below) - (Hide below)

    Includes the 'General requirements' for the construction and testing of electrical apparatus for use in potentially explosive atmospheres in order to ensure that such apparatus will not cause an explosion of the surrounding atmosphere.

    General Product Information - (Show below) - (Hide below)

    Document Type Standard
    Publisher National Standards Authority of Ireland
    Status Superseded
    Superseded By

    Standards Referencing This Book - (Show below) - (Hide below)

    ISO 272:1982 Fasteners — Hexagon products — Widths across flats
    IEC 60079-1:2014 RLV Explosive atmospheres - Part 1: Equipment protection by flameproof enclosures "d"
    EN 50020:2002 Electrical apparatus for potentially explosive atmospheres - Intrinsic safety 'i'
    ISO 965-2:1998 ISO general purpose metric screw threads — Tolerances — Part 2: Limits of sizes for general purpose external and internal screw threads — Medium quality
    EN 50017:1998 Electrical apparatus for potentially explosive atmospheres - Powder filling "q"
    EN 50019:2000/corrigendum Apr. 2003 ELECTRICAL APPARATUS FOR POTENTIALLY EXPLOSIVE ATMOSPHERES - INCREASED SAFETY "E"
    EN 50018 : 2000 AMD 1 2002 ELECTRICAL APPARATUS FOR POTENTIALLY EXPLOSIVE ATMOSPHERES - FLAMEPROOF ENCLOSURE "D"
    ISO 262:1998 ISO general purpose metric screw threads — Selected sizes for screws, bolts and nuts
    ISO 286-1:2010 Geometrical product specifications (GPS) ISO code system for tolerances on linear sizes Part 1: Basis of tolerances, deviations and fits
    ISO 965-1:2013 ISO general purpose metric screw threads — Tolerances — Part 1: Principles and basic data
    EN 50015:1998 Electrical apparatus for potentially explosive atmospheres - Oil immersion "o"
    IEC 60144:1963 Degrees of protection of enclosures for low-voltage switchgear and controlgear
    EN 50016:2002 Electrical apparatus for potentially explosive atmospheres - Pressurized apparatus "p"
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