BS EN 50014:1998 PDF

Electrical apparatus for potentially explosive atmospheres - General requirements Executive summary General requirements for the construction, testing and marking of electrical apparatus. Abstract This European Standard specifies the general requirements for the construction, testing and marking of: electrical apparatus; ex cable entries; and ex components intended for use in potentially explosive atmospheres of gas, vapour and mist. Potentially explosive atmospheres include the presence of combustible dusts. This European Standard is not applicable to the construction of electromedical apparatus, shot-firing exploders, test devices for exploders or for shot-firing circuits. History and related standards This European Standard partially supersedes BS EN 50014:1993. This European Standard is supplemented or modified by European Standards concerning the specific types of protection. This standard includes the following cross references: EN 50015, EN 50016, EN 50017, EN 50018, EN 50019, EN 50020, EN 50028, EN 50033, EN 50039, EN 50281-1-1, EN 60034-5:1986, EN 60423:1994, EN 60529:1991, EN 60662:1993, EN 60192:1993, HD 611.1 S1:1992, HD 611.2 S1:1992, IEC 79-1A:1975, IEC 79-4 :1975, (486):1991, , , , , , , ISO 527:1993, , , , ISO 1818:1975, , , , , , , , , .