BS EN ISO 3822-1 : 1999

Foreword
Introduction
1 Scope
2 Normative references
3 Definitions
4 Principle
5 Test arrangement
   5.1 Test room
   5.2 Correction for background noise
   5.3 Test wall
   5.4 Test pipe
   5.5 Connection of appliances
   5.6 Water supply system
   5.7 Stabilising and checking the test arrangement
   5.8 Measurement of intrinsic noise of installation
       arrangement
6 Test equipment
   6.1 Sound level meter and filters
   6.2 Hydraulic measuring instruments
7 Installation noise standard
8 Test procedure
   8.1 General
   8.2 Determination of appliance sound pressure level L[ap]
9 Expression of results
10 Test report
Annex A (informative) - Procedure for venting the piping
                        system (test pipe and twin outlet etc.)
Annex B (informative) - Alternative procedures for measurements
                        for computer-aided test facilities
Annex C (normative) - Selection of samples
Annex D (informative) - Measurement uncertainty

Defines a method of measurement, in the laboratory, of the noise emission resulting from the flow of water through appliances and equipment used in water supply installations.