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  • AS/NZS 2845.3:2020

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    Water supply - Backflow prevention devices Field testing and maintenance of testable devices

    Available format(s):  Hardcopy, PDF 1 User, PDF 3 Users, PDF 5 Users, PDF 9 Users

    Language(s):  English

    Published date:  14-02-2020

    Publisher:  Standards Australia

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    Abstract - (Show below) - (Hide below)

    The objective of this Standard is to outline minimum requirements for the testing and maintenance of testable backflow prevention devices in the field.

    Scope - (Show below) - (Hide below)

    This Standard specifies requirements for field testing and maintenance of the following backflow prevention devices:
    (a) Registered break tank (RBT).
    (b) Registered air gap (RAG).
    (c) Pressure-type vacuum-breaker (PVB).
    (d) Spill resistant pressure vacuum-breaker (SPVB).
    (e) Reduce-pressure-zone device (RPZD).
    (f) Double check valve (DCV).
    (g) Reduced-pressure-detector assembly (RPDA).
    (h) Double check detector assembly (DCDA).
    (i) Single check valve (testable) (SCVT).
    (j) Single check detector assembly (testable) (SCDAT).
    (k) Atmospheric vacuum breakers (AVB).
    NOTE Single check valve and single check detector assembly [Items (i) and (j)] do not apply to New Zealand).

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

    Committee WS-023
    Document Type Standard
    Publisher Standards Australia
    Status Current
    Supersedes

    History - (Show below) - (Hide below)

    First published as AS 2845.3-1993. <br>Previous edition 2010. <br>Revised and redesignated as AS/NZS 2845.3:2020. First published as AS 2845.3-1993. Previous edition 2010. Revised and redesignated as AS/NZS 2845.3:2020.

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

    AS/NZS 3500.0:2003 Plumbing and drainage Glossary of terms
    AS/NZS 3500.1:2018 Plumbing and drainage Water Services
    AS 2845.2-2010 Water supply - Backflow preventions devices Registered air gaps and registered break tanks
    AS/NZS 2845.1:2010 Water supply - Backflow prevention devices Materials, design and performance requirements
    AS ISO/IEC 17025:2018 General requirements for the competence of testing and calibration laboratories
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