BS 6864-1:1987

National foreword
Committees responsible
Method
0 Introduction
1 Scope and field of application
2 References
3 Definitions
4 Principle
5 Test arrangement
6 Test equipment
7 Installation noise standard
8 Test procedure
9 Expression of results
10 Test report
Annex
    Alternative procedures for measurements for
    computer-aided test facilities
Tables
1 Corrections of octave band sound pressure levels due
    to background noise
2 Reference values for the octave band sound pressure
    levels, Lsrn, for the INS at flow pressure of 0,3
    MPa
    for the INS at a flow pressure of 0,3 MPa
Figures
1 Example of test arrangement
2 Example of equipment for stabilization and checking
    of test arrangement
3 Installation noise standard
4 Arrangement for using the installation noise
    standard (INS) in horizontal position
5 Arrangement for using the installation noise
    standard (INS) in vertical position

Method of measurement of the noise emission resulting from the flow of water through appliances and equipment.