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I.S. 231:1979

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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ELECTRICAL APPARATUS FOR POTENTIALLY EXPLOSIVE ATMOSPHERES - GENERAL REQUIREMENTS

Available format(s)

Hardcopy , PDF

Superseded date

07-06-1993

Superseded by

I.S. EN 50014:1998

Language(s)

English

Published date

01-01-1979

Preview
US$59.06
Excluding Tax where applicable

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

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.

DocumentType
Standard
Pages
74
PublisherName
National Standards Authority of Ireland
Status
Superseded
SupersededBy

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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