BS 4979-1:1973 - Methods for testing and rating air control devices for air distribution systems. Aerodynamic testing of constant flow rate assemblies without a heat exchanger

BS 4979-1:1973

Methods for testing and rating air control devices for air distribution systems. Aerodynamic testing of constant flow rate assemblies without a heat exchanger

Status : Revised, Withdrawn   Published : December 1973 Replaced By : BS 4979:1986

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Deals with constant flow rate controller characteristics, the performance of the proportioning damper fitted to a dual duct box and the degree of temperature mixing achieved by this latter, as well as with casing leakage. Both single and dual boxes are covered, also single duct units.




Standard NumberBS 4979-1:1973
TitleMethods for testing and rating air control devices for air distribution systems. Aerodynamic testing of constant flow rate assemblies without a heat exchanger
StatusRevised, Withdrawn
Publication Date21 December 1973
Withdrawn Date30 April 1986
Normative References(Required to achieve compliance to this standard)No other standards are normatively referenced
Informative References(Provided for Information)No other standards are informatively referenced
Replaced ByBS 4979:1986
Amended ByAMD 1795
Draft Superseded By71/33782 DC
DescriptorsAir control devices, Air-conditioning equipment, Air-distribution systems, Aerodynamic characteristics, Performance testing, Flow rates, Air, Ratings, Dampers (air conditioning), Leak tests, Test equipment, Mathematical calculations, Graphical methods
ICS91.140.30
CommitteeRHE/2
ISBN0 580 07587 7
PublisherBSI
FormatA4
DeliveryNo
File Size0 KB
Price£186.00


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