ASTM E1975-2009 Standard Specification for Shelter Electrical Equipment S-280 G《S-280 G 电气设备外罩的标准规范》.pdf
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1、Designation: E1975 09Standard Specification forShelter, Electrical, Equipment S-280/G1This standard is issued under the fixed designation E1975; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revision. A number in
2、 parentheses indicates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.This standard has been approved for use by agencies of the Department of Defense.1. Scope1.1 This specification covers one type of lightweight fieldand mobi
3、le shelter designed for transport by cargo truck, fixedor rotary winged aircraft, by rail, and ship, as Shelter, ElectricalEquipment S-280/G (see 15.5).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 followi
4、ng safety hazards caveat refers only to thetest methods described in this specification. This standard doesnot purport to address the safety concerns, if any, associatedwith its use. It is the responsibility of the user of the standardto establish appropriate safety and health practices anddetermine
5、 the applicability of regulatory limitations prior touse.2. Referenced Documents2.1 ASTM Standards:2C273 Test Method for Shear Properties of Sandwich CoreMaterialsD1621 Test Method for Compressive Properties Of RigidCellular PlasticsD1622 Test Method for Apparent Density of Rigid CellularPlasticsD28
6、42 Test Method for Water Absorption of Rigid CellularPlasticsE864 Practice for Surface Preparation of Aluminum Alloysto Be Adhesively Bonded in Honeycomb Shelter PanelsE1730 Specification for Rigid Foam for Use in StructuralSandwich Panel CoresE1749 Terminology Relating to Rigid Wall RelocatableShel
7、tersE1773 Practice for Sealing Rigid Wall Tactical Shelterswith Polysulfide Based SealantsE1794 Specification for Adhesive for Bonding Foam CoredSandwich Panels (200F Elevated Humidity Service), TypeII PanelsE1801 Practice for Adhesive Bonding of Aluminum Fac-ings in Foam and Beam Type SheltersE1851
8、 Test Method for Electromagnetic Shielding Effec-tiveness of Durable Rigid Wall Relocatable StructuresE1925 Specification for Engineering and Design Criteria forRigid Wall Relocatable Structures2.2 Commercial Standards:3SAE AMS-W-6858 Welding, Resistance: Spot and SeamSAEAMS-STD-1595 Qualification o
9、fAircraft, Missile, andAerospace Fusion Welders2.3 Federal Air Regulation (FAR):4FAR 25.853 Compartment Interior2.4 Military Standards:MIL-F-14072 Finishes for Ground Electronic Equipment5MIL-DTL-55507 Shelter, Electrical Equipment, (With orWithout Equipment), Packaging of5MIL-STD-202 Electronic and
10、 Electrical Component Parts5MIL-STD-252 Wired Equipment, Classification of Visualand Mechanical Defects for Equipment, Electronic,Wired, and Other Devices5MIL-STD-810 Environmental Engineering Considerationsand Laboratory Tests5MIL-STD-1916 DOD Preferred Methods for Acceptance ofProduct6MIL-STD-2219
11、 Fusion Welding for Aerospace Applica-tions6MIL-M-13231 Marking of Electronic Items52.5 Drawings:6SC-D-36423 Hold Down AssemblySC-D-36424 Cable Assembly1This specification is under the jurisdiction of ASTM Committee E06 onPerformance of Buildings and is the direct responsibility of Subcommittee E06.
12、53on Materials and Processes for Durable Rigid Wall Relocatable Structures.Current edition approved Nov. 1, 2009. Published December 2009. Originallyapproved in 1998. Last previous edition approved in 2006 as E1975 06. DOI:10.1520/E1975-09.2For referenced ASTM standards, visit the ASTM website, www.
13、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 AMS Publications, Society of Automotive Engineers, SAEInternational (SAE), 400 Commonwealth Dr., Warrenda
14、le, PA 15096-0001, http:/www.sae.org.4Available from Flight Standards Service, Federal Aviation Administration(FAA), 800 Independence Ave., SW, Washington, DC 20591, http:/www.faa.gov.5Available from Standardization Documents Order Desk, DODSSP, Bldg. 4,Section D, 700 Robbins Ave., Philadelphia, PA
15、19111-5098, http:/dodssp.daps.dla.mil.6Available from US Army Natick Soldier Center, ATTN: AMSRD-NSC-CP-CS,Kansas Street, Natick, MA 01760-5018.1Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.SC-C-200154 KeeperSM-D-450462 Panel Assem
16、bly, Emergency ExitSM-C-450466 Air FilterSM-C-555515 Shock MountSM-B-563756 SealerSC-D-595509 Cover, Emergency ExitSC-B-595564 Core Material-Urethane, LightSC-B-595565 Core Material-Urethane, HeavySM-D-615264 Intake Louver AssemblyDL-SC-A-621051 Modification Kit, Radio Frequency Inter-ference, MK-10
17、79/GSM-D-781242 Door Fixture (S-280) Construction TightnessTestSM-D-781243 Drain Fixture (S-280) Construction Tight-ness TestSM-D-781244 S-280 Construction Tightness TestDL-SM-B-947080 Shelter, Electrical Equipment S-280C/GSM-D-947080 Shelter, Electrical Equipment S-280C/GSM-D-947081 Panel Assembly,
18、 FrontSM-D-947082 Panel Assembly, RearSM-D-947083 Panel Assembly, RoofSM-D-947084 Panel Assembly, FloorSM-D-947085 Panel Assembly, SideSM-D-947141 Corner, Lifting Eye (Machining)SM-D-947142 Corner, Towing Eye (Machining)SM-D-947143 Casting, Lifting and Towing EyeSM-D-947160 Door Jamb AssemblySM-D-94
19、7166 Door AssemblySM-B-947179 Bonding ProcedureSM-B-947180 Cleaning ProcedureSM-D-947181 Flatness and Squareness MeasurementsSM-B-947184 AdhesiveSM-D-947186 Test Weight InstallationSM-C-947230 Shock MountSM-D-947235 Mounting Bracket, SkidSM-C-947237 Shock MountSM-D-947238 Skid Assembly17-1-3274 Shel
20、ter, Electrical Equipment, S-280C/G(Shielded)3. Terminology3.1 Definitions:3.1.1 delaminationsfor the purpose of this specification, adelamination is defined as the condition that exists within ashelter section or panel when two surfaces that once werebonded together are no longer bonded together. D
21、elaminationsmay occur between any two bonded surfaces, examples in-clude: separations between thermal barriers and members,between thermal barriers and skins, between members andcore, or between skins and core. They may be the result of apoor quality bond or they could occur due to misuse or severeh
22、andling of the panels or the shelter after bonding. Testrequirements of this specification shall not be construed asmisuse or severe handling as these terms apply to the definitionof delaminations (see 5.4).3.1.2 examinationexamination consists of simple, gener-ally nondestructive determinations of
23、compliance, without theuse of special testing equipment.3.1.3 inspectioninspection is the examination or testing,or both, of supplies to determine compliance with the appli-cable requirements. Sampling is an element of inspection.3.1.4 testingtesting consists of determinations of compli-ance, using
24、technical means.3.1.5 voidsfor the purpose of this specification, a void isdefined as any unauthorized separation or space within ashelter panel or section, that is, any separation or space that isin conflict with the drawings or other contractual requirements.Voids range from gaps as wide as the sp
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