1、Designation:D105114aStandard Specification forRubber Insulating Sleeves1This standard is issued under the fixed designation D1051;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 parentheses indic
2、ates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope1.1 This specification covers manufacturing and testing ofrubber insulating sleeves for protection of workers fromelectrical shock.1.2 Two types of sleeves are provided a
3、nd are designated asType I,nonresistant to ozone,and Type II,resistant to ozone.1.3 Fiveclassesofsleeves,differinginelectricalcharacteristics,are provided and are designated as Class 0,Class 1,Class 2,Class 3,and Class 4.1.4 Two styles of sleeves,differing in configuration,areprovided and are design
4、ated as Style A,straight taper,andStyle B,curved elbow.1.5 The values stated in SI units are to be regarded as thestandard.See IEEE/ASTM SI 10.1.6 The following safety hazards caveat pertains only to thetest methods portion,Sections 16 19,of this specification:This standard does not purport to addre
5、ss all of the safetyconcerns,if any,associated with its use.It is the responsibilityof the user of this standard to establish appropriate safety andhealth practices and determine the applicability of regulatorylimitations prior to use.Specific safety hazards statements aregiven in 18.2.2.Referenced
6、Documents2.1 ASTM Standards:2D149 Test Method for Dielectric Breakdown Voltage andDielectric Strength of Solid Electrical Insulating Materialsat Commercial Power FrequenciesD297 Test Methods for Rubber ProductsChemical Analy-sisD412 Test Methods for Vulcanized Rubber and Thermoplas-tic ElastomersTen
7、sionD570 Test Method for Water Absorption of PlasticsD573 Test Method for RubberDeterioration in an AirOvenD624 Test Method for Tear Strength of Conventional Vul-canized Rubber and Thermoplastic ElastomersD1415 Test Method for Rubber PropertyInternationalHardnessD2240 Test Method for Rubber Property
8、Durometer Hard-nessD2865 Practice for Calibration of Standards and Equipmentfor Electrical Insulating Materials TestingF819 Terminology Relating to Electrical Protective Equip-ment for WorkersIEEE/ASTM SI 10 American National Standard for MetricPractice3.Terminology3.1 Definitions:3.1.1 color splash
9、a splash,smear,or streak of contrastingcolor evident on the inside or outside of the sleeves that wasdeposited during the dripping operation and is vulcanized intothe sleeve as part of the homogeneous compound.3.1.2 halogenation treatmentexposure of the entire sleevesurface area to a halogen for the
10、 purpose of reducing surfacefriction.3.1.3 userthe employer or entity purchasing the equip-ment to be utilized by workers for their protection;in theabsence of such an employer or entity,the individual purchas-ing and utilizing the protective equipment.3.1.4 For definitions of other terms,refer to T
11、erminologyF819.4.Significance and Use4.1 This specification covers the minimum electrical,chemical,and physical properties guaranteed by the manufac-turer and the detailed procedures by which such properties areto be determined.The purchaser at his option may perform orhave performed any of these te
12、sts in order to verify theguarantee.Claims for failure to meet the specification aresubject to verification by the manufacturer.4.2 Sleeves are used for personal protection;therefore,when authorizing their use,a margin of safety shall be allowedbetween the maximum voltage on which they are used and
13、the1This specification is under the jurisdiction of ASTM Committee F18 onElectrical Protective Equipment for Workers and is the direct responsibility ofSubcommittee F18.15 on Worker Personal Equipment.This standard replacesANSIStandard J6.5,which is no longer available.Current edition approved Nov.1
14、,2014.Published December 2014.Originallyapproved in 1949.Last previous edition approved in 2014 as D1051 14.DOI:10.1520/D1051-14A.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,
15、refer to the standards Document Summary page onthe ASTM website.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 proof-test voltage at which they are tested.The relationshipbetween proof-test voltage and the maximum voltage at whichthe sle
16、eves shall be used is shown in Table 1.4.3 Work practices vary from user to user,dependent uponmany factors.These may include but are not limited to,operating system voltages,construction design,work proce-dure techniques,weather conditions,and so forth.Therefore,except for the restrictions set forth in this specification becauseof design limitations,the use and maintenance of this equip-ment is beyond the scope of this specification.4.4 It is common practice and the responsibility of the userof
