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              BSi – The company, BSI British Standards, is a national standards body of the United Kingdom (NBS) and it was actually the very first one in the world. It represents national and social interests of Great Britain in all European and international standardization organizations and in the development of business information of British institutions of all sizes and sectors. BSI British Standards cooperates with manufacturing and service industries, various companies, the government and with consumers as well in order to facilitate the production of British, European and international standards. A part of BSI Group, BSI British Standards, works closely with the government of the United Kingdom, especially in the Department for Innovations, Universities and Skills (DIUS).
Electrical apparatus for potentially explosive atmospheres. Type of prot ection ´n´.
WITHDRAWN published on 17.3.2006
Selected format:Wide type concentric piston rings for automobiles.
WITHDRAWN published on 11.4.1925
Selected format:Wide type concentric piston rings for automobiles.
WITHDRAWN published on 30.3.1927
Selected format:Specification for construction and testing of miners´ caplamps in relation to the risk of explosion, for mines susceptible to firedamp.
WITHDRAWN published on 31.10.1991
Selected format:Electrical apparatus for potentially explosive atmospheres. Electrostatic hand-held spraying equipment.
WITHDRAWN published on 5.11.2001
Selected format:Electrical apparatus for potentially explosive atmospheres. Electrostatic hand-held spraying equipment.
WITHDRAWN published on 31.8.2007
Selected format:Electrical apparatus for the detection and measurement of combustible gases. General requirements and test methods.
WITHDRAWN published on 31.1.1992
Selected format:Electrical apparatus for the detection and measurement of combustible gases. General requirements and test methods.
WITHDRAWN published on 15.6.1999
Selected format:Electrical apparatus for the detection and measurement of combustible gases. Performance requirements for Group I apparatus indicating up to 5 % (V/V) methane in air.
WITHDRAWN published on 20.12.1991
Selected format:Electrical apparatus for the detection and measurement of combustible gases. Performance requirements for Group I apparatus indicating up to 5 % (V/V) methane in air.
WITHDRAWN published on 15.5.1999
Selected format:Latest update:  2025-11-03 (Number of items: 2 242 248) 
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