Designation:E1802−12StandardTestMethodsforWetInsulationIntegrityTestingofPhotovoltaicModules1ThisstandardisissuedunderthefixeddesignationE1802;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thesetestmethodsprovideprocedurestodeterminetheinsulationresistanceofaphotovoltaic(PV)module,i.e.theelectricalresistancebetweenthemodule’sinternalelectricalcomponentsanditsexposed,electricallyconductive,non-currentcarryingpartsandsurfaces.1.2Theinsulationintegrityproceduresareacombinationofwetinsulationresistanceandwetdielectricvoltagewithstandtestprocedures.1.3TheseproceduresaresimilartoandreferencetheinsulationintegritytestproceduresdescribedinTestMethodsE1462,withthedifferencebeingthatthephotovoltaicmoduleundertestisimmersedinawettingsolutionduringtheprocedures.1.4Thesetestmethodsdonotestablishpassorfaillevels.Thedeterminationofacceptableorunacceptableresultsisbeyondthescopeofthesetestmethods.1.5ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.6Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.Forspecificprecautionarystatements,seeSection6.2.ReferencedDocuments2.1ASTMStandards:2E772TerminologyofSolarEnergyConversionE1462TestMethodsforInsulationIntegrityandGroundPathContinuityofPhotovoltaicModules3.Terminology3.1Definitions—DefinitionsoftermsusedinthistestmethodmaybefoundinTerminologyE772.3.2DefinitionsofTermsSpecifictoThisStandard:3.2.1insulationresistance—theelectricalresistanceofaphotovoltaicmodule’sinsulation,measuredbetweenthepho-tovoltaiccircuitandexposed,electricallyconductivenon-current-carryingpartsandsurfa...
