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16IOWASTRAYVOLTAGEGUIDETESTINGPROCEDURESDescriptionofPhaseIandPhaseIITestingProcedures3IfnotcompletedasapartofPhaseI.PhaseIProtocolThisisaninitialscreeningorstrayvoltageataarmdonebyconductinga24-hourtest.Itisusedtodeterminestrayvoltagelevelsatanimalcontactlocations.Itisalsousedtoassessthebasiccharacteristicsothearmselectricalsystemandtheutilitydistributionsysteminthevicinityothearm.APhaseIinvestigationwouldincludetheollowingSpotvoltagechecksaredoneatarepresentativenumberoanimalcontactlocationstoidentiywhereanimalsmaybeexposedtovoltage.Spotchecksalsoidentiytheareaswithhighervoltagereadingsandwhereextendedtimeanimalcontactvoltagerecordingshouldbedone.Voltagemeasurementsaremonitoredwitharecordingvoltagemeteroraminimumoatleasttwomilkingsorapproximately24hours.Anominal500-Ohmresistorisusedorextendedanimalcontactmonitoringinordertoaccuratelymeasurethevoltagelivestockmayeel.Therecorderisalsomonitoringvoltagelevelsontheutilityelectricalsystematthetransormerandthearmelectricalsystematalivestockbuildingonthearm.Detailedreportsdataandexplanations.ProvidingacopyotheProperFarmWiringSummary.Seepage8PhaseIIProtocolAcomprehensiveteststrategydesignedbytheWisconsinPSCandusedtodetermineallsourcesoanimalcontactvoltagebothromon-armandof-armsources.Therearevespecictests1theloadboxtest2thesecondaryneutralvoltagedroptest3thesignaturetest4theprimaryproletestand5the24-hourtest.3Thesetestsorothertestsmaybeperormedasnecessarytogiveacompleteaccountotheelectricalactivityonthearm.LoadBoxTestLBtestPurposeThistestisusedtodeterminetheextenttowhichtheprimarysystemcontributestostraycurrentorvoltageatanimalcontactpoints.DescriptionThistestisusedtohelpdeterminetheamountoutilitycontributiontoanyanimalcontactvoltagecurrentexclusiveoanycontributionromon-armsources.Inthistestallarmloadsaredisconnectedromtheelectricalsystem.Theprimarytransormerhasa240-Voltresistiveloadboxo18to25kWinsizeconnectedtoit.Variouscurrentsandvoltagesaremeasuredtodetermineitheutilitysystemhastheabilitytocontribute1milliAmpocurrentormoretotheanimalcontactareaunderthatmaximumproxyloado18to25kW.SeeAppendixAPage20forasampleform.