1、Designation:F100319An American National StandardStandard Specification forSearchlights on Motor Lifeboats1This standard is issued under the fixed designation F1003;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year of last revi
2、sion.A number in parentheses indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope1.1 This specification covers searchlights for motor life-boats.This specification is incorporated in U.S.Coast GuardRegulation 46 CFR 1
3、99.175 for survival craft and rescueequipment.1.2 The values stated in inch-pound units are to be regardedas the standard.The values given in parentheses are forinformation only.1.3 The following precautionary caveat pertains only to thetest method portion,Section 7,of this specification:Thisstandar
4、d does not purport to address all of the safety concerns,if any,associated with its use.It is the responsibility of the userof this standard to establish appropriate safety,health,andenvironmental practices and determine the applicability ofregulatory limitations prior to use.1.4 This international
5、standard was developed in accor-dance with internationally recognized principles on standard-ization established in the Decision on Principles for theDevelopment of International Standards,Guides and Recom-mendations issued by the World Trade Organization TechnicalBarriers to Trade(TBT)Committee.2.R
6、eferenced Documents2.1 ASTM Standards:2B117 Practice for Operating Salt Spray(Fog)Apparatus2.2 ANSI Standards:3ANSI/ASQ Z1.4 Sampling Procedures and Tables for In-spection by Attributes2.3 Code of Federal Regulations(CFR):446 CFR 199 Title 46 CFR,Shipping,Part 199,LifesavingAppliances and Arrangemen
7、ts3.Terminology3.1 Definitions of Terms Specific to This Standard:3.1.1 lot,na manufacturers production run for a specifictype of searchlight.3.1.2 order batch,nsize of a specific contract or purchaseorder taken from the lot.3.1.3 production testing,ntesting performed during a lotrun of specific sea
8、rchlights.4.Materials and Manufacture4.1 Material:4.1.1 All materials used in the construction of these search-lights shall be of a quality suitable for the purpose intended andshall conform to the requirements of this specification.4.1.2 The searchlight shall be constructed of brass,copper-alloy,an
9、 equivalent corrosion-resistant material,or a materialthat when tested in accordance with Practice B117 for 200 h,does not show signs of pitting,cracking,or deterioration.4.1.3 Plastic,when used,shall be of a suitable thermoplasticor thermosetting material so molded as to produce a dense solidstruct
10、ure,uniform in texture,finish,and mechanical properties.5.Requirements5.1 The height of the searchlight from the base to the top ofthe light shall not exceed 19 in.(483 mm).5.2 The housing of the searchlight shall be capable of freemovement of at least 60 above and 45 below the horizontal,and be abl
11、e to rotate 360 in the horizontal plane.There shallbe a means provided to lock the searchlight in any desiredposition without the use of tools(vertically and horizontally).5.3 The searchlight shall be capable of illuminating a lightcolored object at night at 55 ft(16.8 m).The searchlight shall1This
12、specification is under the jurisdiction of ASTM Committee F25 on Shipsand Marine Technology and is the direct responsibility of Subcommittee F25.10 onElectrical.Current edition approved March 1,2019.Published March 2019.Originallyapproved in 1986.Last previous edition approved in 2012 as F1003 02(20
13、12)1.DOI:10.1520/F1003-19.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer Service at serviceastm.org.For Annual Book of ASTMStandards volume information,refer to the standards Document Summary page onthe ASTM website.3Available from American National Standa
14、rds Institute(ANSI),25 W.43rd St.,4th Floor,New York,NY 10036,http:/www.ansi.org.4Available from U.S.Government Printing Office,Superintendent ofDocuments,732 N.Capitol St.,NW,Washington,DC 20401-0001,http:/www.access.gpo.gov.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Consho
15、hocken,PA 19428-2959.United StatesThis international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for theDevelopment of International Standards,Guides and Recommendations issued by the World Trade Organiz
16、ation Technical Barriers to Trade(TBT)Committee.1 project a beam of light of not less than 5.5 ft(1.68 m)indiameter at a distance of 55 ft from the light source.The edgeof the beam shall be a point where the intensity of the light is10%of the maximum intensity.The light source shall have acandlepower rating of no less than 350 000 cd.5.4 The searchlight shall be capable of being operated fornot less than 3 h of continuous use and 6 h of intermittent use.5.5 The lamp used in the searchlight shall
