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  • BS 4773-1.1:1991

    Withdrawn A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
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    METHODS FOR TESTING AND RATING AIR TERMINAL DEVICES FOR AIR DISTRIBUTION SYSTEMS - AERODYNAMIC TESTING - TESTING UNDER LABORATORY CONDITIONS

    Available format(s):  Hardcopy, PDF

    Withdrawn date:  01-12-2003

    Language(s):  English

    Published date:  01-01-1991

    Publisher:  British Standards Institution

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

    Committees responsible
    Foreword
    Methods
    1 Scope
    2 Definitions
    3 Symbols and suffixes
    4 Instrumentation
    5 Testing to determine pressure/flow rate
        characteristics of a supply air terminal device
    6 Testing to determine pressure/flow rate
        characteristics of an exhaust air terminal device
    7 Test to determine the area factor
    8 Tests to measure the air discharge characteristics
        of a supply air terminal device
    9 Report format
    Appendix
    A Example of a suitable test report
    Tables
    1 Minimum accuracies for flow meters
    2 Minimum accuracy and maximum scale intervals of
        pressure-measuring instruments
    3 Vertical traverse interval
    Figures
    1 Supply of air with a temperature equal to the room
        air temperature
    2 Supply of air with a temperature (a) colder or (b)
        warmer than the room air temperature
    3 Air supply from a ceiling-mounted air terminal
        device, which may provide one, two or several air
        jets
    4 Air supply from an air terminal device where the
        diffusion distribution is circular
    5 Air supply from an air terminal device with vertical
        direction of the air jet
    6 Specimen meter scale
    7 Test installation A
    8 Pitot-static tube locations for the measurement of
        total pressure in test installations A and C
    9 Test installation B
    10 Test installation C
    11 Test installation D
    12 Air terminal device positions for tests to measure
        envelope characteristics
    13 Determination of path maximum velocity in discharge
        airstream
    14 Determination of envelope
    15 Typical plot for determination of envelope boundary
        point
    16 Typical plot for determination of throw
    17 Typical plot for determination of spread
    18 Typical plot for determination of rise and drop

    Abstract - (Show below) - (Hide below)

    Gives methods for laboratory aerodynamic testing of air terminal devices and assessment of their performance over a range of operating conditions.

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

    Committee RHE/2
    Document Type Standard
    Publisher British Standards Institution
    Status Withdrawn
    Supersedes

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

    ISO 5219:1984 Air distribution and air diffusion Laboratory aerodynamic testing and rating of air terminal devices
    BS 1042-2.1(1983) : 1983 MEASUREMENT OF FLUID IN CLOSED CONDUITS - VELOCITY AREA METHODS - METHODS USING PITOT STATIC TUBES
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