1、Designation:F100302(Reapproved 2012)1An 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
2、 year of last revision.A number in parentheses indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.1NOTEReapproved with editorial changes in October 2012.1.Scope1.1 This specification covers searchlights for motor life-boats
3、.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:Thisstandard does not purport to address all of the safe
4、ty concernsassociated with its use.It is the responsibility of the user of thisstandard to establish appropriate safety and health practicesand determine the applicability of regulatory limitations priorto use.2.Referenced Documents2.1 ASTM Standards:2B117 Practice for Operating Salt Spray(Fog)Appar
5、atus2.2 Military Standard:MIL-STD-105D Sampling Procedures and Tables for In-spection by Attributes33.Descriptions of Terms Specific to This Standard3.1 lota manufacturers production run for a specific typeof searchlight.3.2 order batchsize of a specific contract or purchaseorder taken from the lot.
6、3.3 production testingtesting performed during a lot runof specific searchlights.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 specificat
7、ion.4.1.2 The searchlight shall be constructed of brass,copper-alloy,an 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 thermoplast
8、icor thermosetting material so molded as to produce a dense solidstructure,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 f
9、reemovement of at least 60 above and 45 below the horizontal,and be able 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 li
10、ghtcolored object at night at 55 ft(16.8 m).The searchlight shallproject 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 h
11、ave 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 be of theincandescent,quartz,or other type which would allow forinstant start.The la
12、mps shall be rated for 12 V.5.6 Each searchlight shall be watertight.The searchlightshall show no leakage of water following the test methodprescribed in 7.1.5.7 Each searchlight shall be wired with a 6-ft(2-m)lengthof rubber jacketed hard service flexible cord,unless otherwisespecified in 8.3.The c
13、onductor size shall be no less than 16AWG.The cable entry into the searchlight shall be sealed with1This 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 Oct.1,201
14、2.Published November 2012.Originallyapproved in 1986.Last previous edition approved in 2007 as F1003-02(2007).DOI:10.1520/F1003-02R12E01.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer Service at serviceastm.org.For Annual Book of ASTMStandards volume infor
15、mation,refer to the standards Document Summary page onthe ASTM website.3Available from Standardization Documents Order Desk,Bldg.4 Section D,700Robbins Ave.,Philadelphia,PA 19111-5098,Attn:NPODS.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United Sta
16、tes1 a watertight bushing and packing gland.A suitable clampingdevice shall be installed in the area where the cables enter thegland to prevent any force being exerted on the gland orconnections.The free end of this cord shall be dead-endedunless otherwise specified in 8.3.5.8 Each searchlight shall be provided with a handle orhandgrip to allow for ease of maneuvering the light intovarious positions.6.Workmanship,Finish,and Appearance6.1 Searchlights shall be of sturdy construction,and freefrom