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  • BS DD252(2002) : 2002

    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    COMPONENTS FOR RESIDENTIAL SPRINKLER SYSTEMS - SPECIFICATION AND TEST METHODS FOR RESIDENTIAL SPRINKLERS

    Available format(s):  Hardcopy, PDF

    Superseded date:  25-05-2011

    Language(s):  English

    Published date:  01-01-2002

    Publisher:  British Standards Institution

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

    Foreword
    1 Scope
    2 Normative references
    3 Terms, definitions and abbreviations
    4 Construction and performance
    5 Marking
    6 Instruction charts
    7 Conditions for testing and type approval testing
    8 Evaluation of conformity
    Annex A (normative) Test to determine operating temperatures of
            fusible link sprinklers and glass bulb sprinklers
    Annex B (normative) Water flow test
    Annex C (normative) Water distribution tests
    Annex D (normative) Functional tests
    Annex E (normative) Strength of sprinkler body and deflector
            tests
    Annex F (normative) Strength of release elements tests
    Annex G (informative) Notes on strength test for fusible link
            release elements
    Annex H (normative) Leak resistance test
    Annex I (normative) Heat exposure
    Annex J (normative) Glass bulk sprinkler thermal shock
    Annex K (normative) Corrosion tests
    Annex L (normative) Sprinkler coatings low temperature test
    Annex M (normative) Water hammer test
    Annex N (normative) Thermal response tests
    Annex O (normative) Heat-resistance test
    Annex P (normative) Vibration test
    Annex Q (normative) Impact test
    Annex R (normative) Resistance to low temperatures test
    Annex S (normative) Fire tests
    Annex T (normative) Conditions for tests schedule for type
            approval testing
    Bibliography

    Abstract - (Show below) - (Hide below)

    Gives requirements for the construction and performance of sprinklers which are operated by a change of state of an element or bursting of a glass build under the influence of heat, for use in residential and domestic automatic sprinkler systems conforming to DD 251.

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

    Comment Closes On
    Committee FSH/18/2
    Development Note Supersedes 97/544042 DC (08/2002)
    Document Type Draft
    Publisher British Standards Institution
    Status Superseded
    Superseded By
    Supersedes

    Standards Referenced By This Book - (Show below) - (Hide below)

    BS DD251(2000) : 2000 SPRINKLER SYSTEMS FOR RESIDENTIAL AND DOMESTIC OCCUPANCIES - CODE OF PRACTICE
    BS 9251:2005 SPRINKLER SYSTEMS FOR RESIDENTIAL AND DOMESTIC OCCUPANCIES - CODE OF PRACTICE

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

    BS EN ISO 9001:2015 Quality management systems. Requirements
    BS DD251(2000) : 2000 SPRINKLER SYSTEMS FOR RESIDENTIAL AND DOMESTIC OCCUPANCIES - CODE OF PRACTICE
    BS EN 12259-1:1999 Fixed firefighting systems. Components for sprinkler and water spray systems Sprinklers
    ISO 7-1:1994 Pipe threads where pressure-tight joints are made on the threads Part 1: Dimensions, tolerances and designation
    ISO 65:1981 Carbon steel tubes suitable for screwing in accordance with ISO 7-1
    BS 5306-2(1990) : 1990 FIRE EXTINGUISHING INSTALLATIONS AND EQUIPMENT ON PREMISES - SPECIFICATION FOR SPRINKLER SYSTEMS
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