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  • BS EN 50303:2000

    Current The latest, up-to-date edition.

    Group I, Category M1 equipment intended to remain functional in atmospheres endangered by firedamp and/or coal dust

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  15-11-2000

    Publisher:  British Standards Institution

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

    Foreword
    Introduction
    1 Scope
    2 Normative references
    3 Definitions
    4 General
    5 Category M1 equipment having the requisite level of
          protection in the event of two faults occurring
          independently of each other
    6 Category M1 equipment having the requisite level of
          protection using a second independent means
    7 Requirements for Category M1 flammable gas detectors
          with hot wire or hot pellistor sensing heads
    8 Requirements for Category M1 systems
    9 Type testing
    10 Marking requirements
    11 Instructions

    Abstract - (Show below) - (Hide below)

    Specifies design, construction, testing and marking requirements for Group I, Category M1 equipment intended to remain functional in underground parts of mines and parts of surface installations of mines endangered by firedamp and/or coal dust under normal atmospheric conditions.

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

    Committee EXL/31
    Development Note Supersedes 98/261766 DC. (05/2005)
    Document Type Standard
    Publisher British Standards Institution
    Status Current
    Supersedes

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

    EN 50020:2002 Electrical apparatus for potentially explosive atmospheres - Intrinsic safety 'i'
    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"
    PREN 13463-3 : DRAFT 2002 NON-ELECTRICAL EQUIPMENT FOR POTENTIALLY EXPLOSIVE ATMOSPHERES - PART 3: PROTECTION BY FLAMEPROOF ENCLOSURE 'D'
    PREN 13463-5 : DRAFT 2009 NON-ELECTRICAL EQUIPMENT INTENDED FOR USE IN POTENTIALLY EXPLOSIVE ATMOSPHERES - PART 5: PROTECTION BY CONSTRUCTIONAL SAFETY 'C'
    EN 60529:1991/AC:2016-12 DEGREES OF PROTECTION PROVIDED BY ENCLOSURES (IP CODE) (IEC 60529 EDITION 2.2 CORRIGENDUM 2:2015)
    EN 50016:2002 Electrical apparatus for potentially explosive atmospheres - Pressurized apparatus "p"
    EN 50028:1987 Electrical apparatus for potentially explosive atmospheres - Encapsulation 'm'
    EN 50014:1997/A2:1999 ELECTRICAL APPARATUS FOR POTENTIALLY EXPLOSIVE ATMOSPHERES - GENERAL REQUIREMENTS
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