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ASTM_F_496_-_14a.pdf

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1、Designation:F49614aStandard Specification forIn-Service Care of Insulating Gloves and Sleeves1This standard is issued under the fixed designation F496;the number immediately following the designation indicates the year of originaladoption or,in the case of revision,the year of last revision.Anumber

2、in parentheses indicates the year of last reapproval.Asuperscriptepsilon()indicates an editorial change since the last revision or reapproval.1.Scope1.1 This specification covers the in-service care,inspection,testing,and use voltage of insulating gloves and sleeves forprotection from electrical sho

3、ck.1.2 The values stated in SI units are to be regarded as thestandard.See IEEE/ASTM SI-10.1.3 The following safety hazards caveat pertains only to thetest method portion,Sections 6 and 7,of this specification.Thisstandard does not purport to address all of the safety concerns,if any,associated with

4、 its use.It is the responsibility of the userof this standard to establish appropriate safety and healthpractices and determine the applicability of regulatory limita-tions prior to use.For a specific warning statement,see 7.2.2.Referenced Documents2.1 ASTM Standards:2D120 Specification for Rubber I

5、nsulating GlovesD1051 Specification for Rubber Insulating SleevesD2865 Practice for Calibration of Standards and Equipmentfor Electrical Insulating Materials TestingF696 Specification for Leather Protectors for Rubber Insu-lating Gloves and MittensF819 Terminology Relating to Electrical Protective E

6、quip-ment for WorkersF1236 Guide for Visual Inspection of Electrical ProtectiveRubber Products2.2 ANSI Standards:C 39.5 Safety Requirements for Electrical and ElectronicMeasuring and Controlling Instrumentation3IEEE/ASTM SI-10 Standard for Use of the InternationalSystem of Units(SI):The Modern Metri

7、c System23.Significance and Use3.1 Compliance with this specification should continue toprovide personnel with insulating gloves and sleeves of knownand acceptable quality after initial acceptance in accordancewith Specifications D120 and D1051.The specifications hereinare to be considered as minimu

8、m requirements.3.2 A margin of safety shall be provided between themaximum use voltage and the voltage at which the gloves andsleeves are retested.The relationship between retest voltageand maximum use voltage at which the gloves and sleeves shallbe used is shown in Table 1.3.2.1 When work is not be

9、ing performed on energizedconductors or equipment,or both,any contact with energizedconductors or equipment,or both,would be limited to thephase-to-ground potential.If gloves are the only protectionused in such operations,the phase-to-ground voltage to whichthe gloves may be exposed shall be limited

10、 to the maximumuse voltage of that class glove as listed in Table 1.3.3 The user of these types of protective equipment shall beknowledgeable of and instructed in the correct and safeinspection and use of such equipment.4.Terminology4.1 Definitions:4.1.1 ozonea very active form of oxygen that may be

11、produced by corona,arcing,or ultraviolet rays.4.1.2 For definitions of other terms,refer to TerminologyF819.5.Classification5.1 Gloves and sleeves covered under this specification aredesignated as Type I or Type II;Class 00,Class 0,Class 1,Class 2,Class 3,or Class 4.5.1.1 Type I,nonresistant to ozon

12、e,made from a high-gradecis-1,4-polyisoprene rubber compound of natural or syntheticorigin,properly vulcanized.5.1.2 Type II,ozone resistant,made of any elastomer orcombination of elastomeric compounds.5.1.3 The electrical properties correspond to those shown inTable 1.The class designations are tho

13、se specified in Specifi-cations D120 and D1051.1This 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.Current edition approved Nov.1,2014.Published December

14、2014.Originallyapproved in 1977.Last previous edition approved in 2014 as F496 14.DOI:10.1520/F0496-14A.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,refer to the standards Doc

15、ument Summary page onthe ASTM website.3Available from American National Standards Institute(ANSI),25 W.43rd St.,4th Floor,New York,NY 10036,http:/www.ansi.org.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 6.Inspection and Testing at an

16、Electrical Testing Facility6.1 The recommended sequence of inspection and testing ofgloves and sleeves at an electrical testing facility is:6.1.1 Check-in,washing,and preliminary inspection,6.1.2 Repair,6.1.3 Electrical test,6.1.4 Drying,6.1.5 Final inspection,6.1.6 Record-keeping and marking,and6.1.7 Powdering,pairing,and packing for storage or ship-ment.6.2 When gloves and sleeves are received at an electricaltest facility,they should be checked in as soon as practicable toeliminate any folds,

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