Designation:F2677−08a(Reapproved2013)StandardSpecificationforElectricallyInsulatingAprons1ThisstandardisissuedunderthefixeddesignationF2677;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thisspecificationcoverstheacceptancetestingofelectricallyinsulatingapronsfortheprotectionofworkersfromincidentalcontactwithliveelectricalapparatusorcir-cuits.1.2Theobjectiveofthisspecificationistoprescribefunc-tionandperformancecriteriaforinsulatingapronsthatmeetaminimumlevelofelectricallyinsulatingandphysicalperfor-mancecharacteristics.1.3ThreetypesofapronsareprovidedandaredesignatedasTypeI,non-resistanttoozone,TypeIIandTypeIII,resistanttoozone.1.4Sixclassesofinsulatingaprons,differinginelectricalcharacteristics,areprovidedandaredesignatedasClass00,Class0,Class1,Class2,Class3,andClass4.2.ReferencedDocuments2.1ASTMStandards:2D1048SpecificationforRubberInsulatingBlanketsF819TerminologyRelatingtoElectricalProtectiveEquip-mentforWorkersF1742SpecificationforPVCInsulatingSheetingF2320SpecificationforRubberInsulatingSheeting3.Terminology3.1Definitions:3.1.1exposedarea—theareaoftheelectricallyinsulatingapronthatdoesnotcontainanystitchingorfasteners.3.1.2exposurezone—theareaonthefrontoftheelectrically-insulatedapron1in.fromthefastenersandstitch-ingorborders.3.1.3Fordefinitionsofotherterms,refertoTerminologyF819.4.SignificanceandUse4.1Thisspecificationcoverstheminimumelectrical,chemicalandphysicalproperties,anddesigncharacteristicsforinsulatingapronsandtheproceduresbywhichpropertiesaretobedetermined.Thepurchasermayashis/heroption,performorhaveperformedanyofthesetestsinordertoverifyanymanufacturerclaim.Claimsforfailuretomeetthespecificationaresubjecttoverificationbythemanufacturer.4.2Theinsulatingmaterialsusedinapronsinthisspecifi-cationaredesignedforpersonalprotection;t...
