BS-5389-1976 ISO-3737-1976.pdf
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1、BRITISH STANDARD BS 5389:1976 ISO 3737:1976 Method of test for Enclosure pressurization systems on agricultural tractors and self-propelled machines UDC 631.3:629.114.73.065:620.1 Licensed Copy: sheffieldun sheffieldun, na, Mon Dec 04 14:22:27 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS 5389:1976
2、This British Standard, having been prepared under the direction of the Agricultural Machinery and Implements Standards Committee, was published under the authority of the Executive Board on 31 August 1976 BSI 09-1999 The following BSI references relate to the work on this standard: Committee referen
3、ce AGE/6 Draft for approval 75/40640 ISBN 0 580 09466 9 Cooperating organizations The Agricultural Machinery and Implements Standards Committee, under whose supervision this British Standard was prepared, consists of representatives from the following Government departments and scientific and indust
4、rial organizations: Agricultural Engineers Association* Agricultural Machine Parts Export Association British Agricultural and Garden Machinery Association Limited* British Lawn Mower Manufacturers Federation Department of Industry (Mechanical Engineering)* Institution of Agricultural Engineers, Inc
5、orporated Ministry of Agriculture, Fisheries and Food* National Farmers Union* National Institute of Agricultural Engineering* Royal Welsh Agricultural Society The Government departments and scientific and industrial organizations marked with an asterisk in the above list, together with the followin
6、g, were directly represented on the committee entrusted with the preparation of this British Standard: British Internal Combustion Engine Manufacturers Department of Agriculture and Fisheries for Scotland Forestry Commission National Union of Agricultural and Allied Workers Society of Motor Manufact
7、urers and Traders Limited Amendments issued since publication Amd. No.Date of issueComments Licensed Copy: sheffieldun sheffieldun, na, Mon Dec 04 14:22:27 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS 5389:1976 BSI 09-1999i Contents Page Cooperating organizationsInside front cover Forewordii 1Scope
8、 and field of application1 2Definitions1 3Apparatus1 4Test conditions1 5Test procedure1 Licensed Copy: sheffieldun sheffieldun, na, Mon Dec 04 14:22:27 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS 5389:1976 ii BSI 09-1999 Foreword This British Standard has been prepared under the authority of the A
9、gricultural Machinery and Implements Standards Committee and is identical with ISO 3737:1976 “Agricultural tractors and self-propelled machines Test method for enclosure pressurization systems”, prepared by Technical Committee ISO/TC 23 “Tractors and machinery for agriculture and forestry” of the In
10、ternational Organization for Standardization. For the purposes of this British Standard the text of ISO 3737 should be modified as follows. Terminology. The words “British Standard” should replace “International Standard” in clause 1. A British Standard does not purport to include all the necessary
11、provisions of a contract. Users of British Standards are responsible for their correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. Summary of pages This document comprises a front cover, an inside front cover, pages i and ii, page 1 and
12、a back cover. This standard has been updated (see copyright date) and may have had amendments incorporated. This will be indicated in the amendment table on the inside front cover. Licensed Copy: sheffieldun sheffieldun, na, Mon Dec 04 14:22:27 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS 5389:1976
13、 BSI 09-19991 1 Scope and field of application This International Standard specifies a test procedure for measuring the performance of operator enclosure pressurization systems on agricultural tractors and self-propelled machines. 2 Definitions 2.1 pressurization the pressure differential between th
14、e static pressure inside and outside the operator enclosure, expressed as the height of a column of water or in pascals (Pa) 2.2 pressurization system the means used to pressurize the operator enclosure and including any components which will influence the performance of the system. Blowers, filters
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