BS 1259:1958 - Intrinsically safe electrical apparatus and circuits for use in explosive atmospheres

BS 1259:1958

Intrinsically safe electrical apparatus and circuits for use in explosive atmospheres

Status : Withdrawn, Superseded   Published : February 1958 Replaced By : BS EN 50020:2002

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Defines 'intrinsically safe'. Dangerous industrial gases and vapours, for which certificates of intrinsic safety may be obtained, are listed and classified. Principles of and tests for intrinsic safety appended. (See also BS 5501-7, identical to EN 50020, referred to in EEC Directives, and BS 5501-9, identical to EN 50039).




Standard NumberBS 1259:1958
TitleIntrinsically safe electrical apparatus and circuits for use in explosive atmospheres
StatusWithdrawn, Superseded
Publication Date24 February 1958
Withdrawn Date31 July 2006
Normative References(Required to achieve compliance to this standard)No other standards are normatively referenced
Informative References(Provided for Information)No other standards are informatively referenced
Replaced ByBS EN 50020:2002
Amended ByPD 4213
PD 4836
PD 5370
AMD 3605
PD 3511 published 30 October 1959. PD 3788 published 15 October 1981. PD 3888 published 18 August 1960. PD 4669 published 11 October 1962. PD 4836 contains the matter in PD 3511, PD 3788, PD 3888 and PD 4669, and Table 1 from PD 4213.
Draft Superseded ByCX(ELE)2952 DC
DescriptorsType i protected electrical equipment, Protected electrical equipment, Explosive atmospheres, Gases, Vapours, Hazardous areas classification (for electrical equipment), Marking, Electrical testing, Ignitability, Break-flash apparatus
ICS29.260.20
Title in FrenchAppareils et circuits electriques intrinsequement surs pour utilisation en atmospheres explosives
Title in GermanEigensichere elektrische Geraete und Schaltungen fuer explosive Atmosphaeren
CommitteeEXL/31/2
ISBN0 580 01800 8
PublisherBSI
FormatA4
DeliveryNo
Pages14
File Size303.3 KB
Price£110.00


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