ASTM_F_2715_-_09_2015.pdf

Designation:F271509(Reapproved 2015)Standard Specification forTemporary Protective Equipotential Bond Mat To Be Usedon De-Energized Equipment1This standard is issued under the fixed designation F2715;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 indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope1.1 This specification covers the manufacture and testing ofthe temporary protective equipotential bond mat used on oraround de-energized electrical equipment.1.2 It is common practice for users of protective equipmentto prepare complete instructions and regulations to govern indetail the correct use and maintenance of such equipment.1.3 The use and maintenance of this equipment is beyondthe scope of this specification.1.4 It is recognized that the use of temporary protectiveequipotential bond mats requires additional equipment forinstallation and use,typically temporary connecting jumperassemblies.2.Referenced Documents2.1 ASTM Standards:2B33 Specification for Tin-Coated Soft or Annealed CopperWire for Electrical PurposesD2261 Test Method for Tearing Strength of Fabrics by theTongue(Single Rip)Procedure(Constant-Rate-of-Extension Tensile Testing Machine)2.2 Other Standards:Fed Std 191/5100 Strength and Elongation,Breaking ofWoven Cloth;Grab MethodFed Std 191/5874 Temperature,Low;Effect on Coated ClothFed Std MVSS302 Flammability of Interior MaterialsA-A-59551 Wire,Electrical,Copper Un-insulated3.Terminology3.1 Definitions:3.1.1 bonding,nthe mechanical interconnection of con-ductive parts to maintain a common electrical potential.3.1.2 Equipotential Grounding System,n temporarygrounding system placed in such locations and arranged insuch a manner as to minimize the likelihood of workers beingexposed to hazardous differences in electrical potential.3.1.3 carrier,nthe main body of the equipotential bondmat on which the flat braid conductor is sewn.4.Classification4.1 Equipotential bond mats covered under this specifica-tion shall be designated as Type I or Type II;Style 1 or Style2;Grid Conductor 1 to 24 and Carrier Material I or II.4.1.1 Type I,capable of being cascaded(joined together).4.1.2 Type II,without capability of being cascaded.4.1.3 Style 1,exposed conductor termination.4.1.4 Style 2,jacketed conductor termination.4.1.5 Grid Conductor,1 to 6,in accordance with the normalflat width,or equivalent,of the flat braid conductors combina-tion that makes up the grid conductor and perimeter conductorof the carrier,as shown in Table 1.4.1.6 Carrier material I,slip resistant.4.1.7 Carrier material II,without slip resistance.5.Ordering Information5.1 Orders for equipotential bond mats under this specifica-tion shall include the ASTM designation and the followinginformation:5.1.1 Quantity,5.1.2 Type,5.1.3 Style,5.1.4 Grid Conductor,5.1.5 Carrier Material,5.1.6 Size,specified in length and width dimensions,notingany specific configuration requirements;rectangular,L shape,rectangular shape with access hole in middle,etc.5.2 The listing of types,styles,grid conductors,carriermaterial and size is not intended to mean that all shallnecessarily be available from the manufacturers;it signifiesonly that,if made they shall conform to the details of thisspecification.1This specification is under the jurisdiction of ASTM Committee F18 onElectrical Protective Equipment for Workers and is the direct responsibility ofSubcommittee F18.45 on Mechanical Apparatus.Current edition approved April 1,2015.Published May 2015.Originallyappoved in 2008.Last previous edition approved in 2009 as F2715-09.DOI:10.1520/F2715-09R15.2For 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.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 6.Manufacture and Marking6.1 Each equipotential bond mat shall be marked clearly andpermanently with the name of the manufacturer or supplier,ASTM F2715,serial number,type,and style.7.Chemical and Physical Requirements7.1 Equipotential bond mats samples selected in accordancewith Section 10 shall conform to the physical and chemicalrequirements as specified in this section.7.2 Carrier Strength:7.2.1 Tensile(Grab)Carrier material shall be capable of atensile(grab)of 1828 2037 N(411 458 lbf)in accordancewith Fed Std 191/5100.7.2.2 Tongue Tear Carrier material shall be capable oftongue tear of 485 516 N(109 116 lbf)in accordance withTest Methods D2261.7.2.3 Cold Flexure Carrier material shall be capable of alow cold crack of-40 C(-40 F)in accordance with Fed Std191/5874-19787.3 Flat braid conductor shall comply with A-A-59551 andSpecification B33 requirements and have the properties con-ta