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  • BS EN 50425:2008

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    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    Switches for household and similar fixed electrical installations. Collateral standard. Fireman\'s switches for exterior and interior signs and luminaires

    Available format(s):  Hardcopy, PDF

    Superseded date:  30-04-2012

    Language(s):  English

    Published date:  30-04-2008

    Publisher:  British Standards Institution

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

    Foreword
    1 Scope
    2 Normative references
    3 Definitions
    4 General requirements
    5 General notes on tests
    6 Ratings
    7 Classification
    8 Marking
    9 Checking of dimensions
    10 Protection against electric shock
    11 Provision for earthing
    12 Terminals
    13 Constructional requirements
    14 Mechanism
    15 Resistance to ageing, protection provided by enclosures of
       switches and resistance to humidity
    16 Insulation resistance and electric strength
    17 Temperature rise
    18 Making and breaking capacity
    19 Normal operation
    20 Mechanical strength
    21 Resistance to heat
    22 Screws, current-carrying parts and connections
    23 Creepage distances, clearances and distances through sealing
       compound
    24 Resistance of insulating material to abnormal heat, to fire
       and to tracking
    25 Resistance to rusting
    26 EMC requirements
    Annex ZA (normative) Normative references to international
                         publications with their corresponding European
                         publications
    Annex ZB (normative) Special national conditions
    Annex ZC (informative) A-deviations

    Abstract - (Show below) - (Hide below)

    Applicable to fireman's switches used for the breaking of the low voltage circuits for exterior and interior signs and luminaires e.g. neon signs for a.c. only with a rated voltage not exceeding 440 V and a rated current not exceeding 125 A.

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

    Committee PEL/23
    Development Note To be read in conjunction with BS EN 60669-1. Supersedes 07/30162831 DC. (04/2008)
    Document Type Standard
    Publisher British Standards Institution
    Status Superseded
    Superseded By
    Supersedes

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

    EN 62262:2002 Degrees of protection provided by enclosures for electrical equipment against external mechanical impacts (IK code)
    EN 50107-1 : 2002 AMD 1 2004 SIGNS AND LUMINOUS-DISCHARGE-TUBE INSTALLATIONS OPERATING FROM A NO-LOAD RATED OUTPUT VOLTAGE EXCEEDING 1 KV BUT NOT EXCEEDING 10 KV - PART 1: GENERAL REQUIREMENTS
    2006/95/EC : 2006 DIRECTIVE 2006/1995/EC OF THE EUROPEAN PARLIAMENT AND OF THE COUNCIL OF 12 DECEMBER 2006 ON THE HARMONISATION OF THE LAWS OF MEMBER STATES RELATING TO ELECTRICAL EQUIPMENT DESIGNED FOR USE WITHIN CERTAIN VOLTAGE LIMITS (CODIFIED VERSION) (TEXT WITH EEA RELEVANCE)
    EN 60669-2-4:2005 Switches for household and similar fixed electrical installations - Part 2-4: Particular requirements - Isolating switches
    IEC 60364-5-51:2005 Electrical installations of buildings - Part 5-51: Selection and erection of electrical equipment - Common rules
    IEC 60669-1:2017 Switches for household and similar fixed-electrical installations - Part 1: General requirements
    IEC 62262:2002 Degrees of protection provided by enclosures for electrical equipment against external mechanical impacts (IK code)
    IEC 60669-2-4:2004 Switches for household and similar fixed electrical installations - Part 2-4: Particular requirements - Isolating switches
    EN 50107-2:2005 Signs and luminous-discharge-tube installations operating from a no-load rated output voltage exceeding 1 kV but not exceeding 10 kV - Part 2: Requirements for earth-leakage and open-circuit protective devices
    HD 384.5.51 : 200S2 ELECTRICAL INSTALLATION OF BUILDINGS - PART 5: SELECTION AND ERECTION OF ELECTRICAL EQUIPMENT - CHAPTER 51: COMMON RULES
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