fy11_sh-22297-11_ElectricalSafetyCaseStudies.pdfVIP专享VIP免费原创优质

ElectricalSafetyCaseStudy#1A30-year-oldmaleelectricaltechnicianwashelpingacompanyservicerepresentativetestthevoltage-regulatingunitonanewrollingmill.Whiletheelectricaltechnicianwenttogettheequipmentservicemanual,theservicerepresentativeopenedthepanelcoverofthevoltageregulator’scontrolcabinetinpreparationtotracethelow-voltage(120V)wiringinquestion(thewiringwasnotcolor-coded).TheservicerepresentativewasnotusingPPE.Theservicerepresentativeclimbedontoanearbycabinetinordertoviewthewires.Thetechnicianreturnedandbeganworkinginsidethecontrolcabinet,nearexposed,energizedelectricalconductors.Thetechniciantuggedatthelow-voltagewireswhiletheservicerepresentativetriedtoidentifythemfromabove.Suddenly,therepresentativeheardthevictimmakingagurglingsoundandlookeddowntoseethevictimshakingasthoughhewerebeingshocked.Cardiopulmonaryresuscitation(CPR)wasadministeredtothevictimabout10minuteslater.Hewaspronounceddeadalmost2hourslaterasaresultofhiscontactwithanenergizedelectricalconductor.Listtheproceduresandstepsthatshouldhaveimplementedtopreventthisaccident.____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________Whatpersonalprotectiveequipmentshouldhavebeenused?____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________WorkerwasperformingtestingonthecircuitwithoutPPE.Whatshouldhavebeendonebeforethecoverwasremoved?ElectricalSafetyCaseStudy#2Aworkerwasattemptingtocorrectanelectricalprobleminvolvingtwonon-operationallamps.Heexaminedthecircuitintheareawherehethoughttheproblemwaslocated.Hehadnotshutoffthepoweratthecircuitbreakerpanelanddidnottestthewirestoseeiftheywerelive.Hewaselectrocutedwhenhegrabbedthetwolivewireswithhislefthand.Hecollapsedtothefloorandwasfounddead.__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________Whatproceduresshouldhavebeenputinplacetopreventthisaccident?____________________________________________________________________________________________________________________________________________________________________________Describethestepsintheprocedures_____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________...