uwa electrical safety procedure - staff.uwa.edu.au · uwa: designing, assembling and inspecting ......

UWAElectricalSafetyProcedure

Whoitappliesto

TherequirementsofWAlegislationareapplicable toacademicpersonnel (e.g.lecturersandresearchers),students ofvariouslevels,personnel thatsupportacademicactivities(e.g.technicians),contractors (andtheirpersonnel)engagedbyUWAandCampusManagementpersonnel inrespectofelectricalactivitieswhichtheycarryoutaspartof–

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• laboratoryactivitiesand/orresearchwork;

• thedesign,assembly/construction ormanufactureofelectricalequipmentforlaboratoryand/orresearchwork;

• thepurchaseand/ormodificationorrepairofelectricalequipmentforoffice,laboratoryand/orresearchwork;

• Inspection,auditandcertificationwork.

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• HVandLVelectricalinstallationswitching(thatis,operationalwork);

• HVandLVelectricalinstalling(thatis,fixedwiring)work;

• ELV,communicationsandinformationsystemscablingwork.

Note:HVreferstoavoltage>1000voltsacor1500voltsdcLVreferstoavoltageexceedingELVbutlessthanHVELVreferstoavoltage<50voltsacor120voltsripplefreedc;

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ManagementofelectricalequipmentsafetybyBusinessUnits

Onlycompetentpersons shallbeusedbyaBusinessUnitinundertakingelectricalworkonitselectricalequipment.Thisincludesworkonequipmentthatconnectstothecommunicationsandextralowvoltagecablesystem.

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PrivatelyownedelectricalequipmentuseinBusinessUnits

Theownerofprivatelyownedelectricalequipment tobeusedinaBusinessUnit isresponsibleforensuringthatitcomplieswiththeappropriateAustralian/Internationalelectricalmanufacturingstandardsandthattheequipmentismaintainedinasafeconditionbytheuser.Theequipmentshouldbesuitablefor230voltsnominalacat50HertzanduseonlyAustralianpattern3pinor2pinplugsandhavenecessaryAustralianapprovalcertificationandcompliancelabelsincludingCE,ACMA“C” tickwiththeAustralianNnumber etc.asrelevant

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Howtoidentifyyourequipment

AllprivatelyownedelectricalequipmentthatisbeingusedatUWAmusthaveanidentificationlabelattachedtoit.

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RegulatoryComplianceMarks

Australian/NewZealand

European

ThelabelmusthaveaRegulatoryComplianceMark,thismarkindicatesthatthedevicecomplieswithAustralianandNewZealandsafetystandards.

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ElectricalEquipmentDesignCertification

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Designcertification isaprocesstoconfirmequipmentcomplieswithrelevantAustralianandorACMAsafetystandards. Allnewequipmentdesigned ormodified atUWAisrequiredtoundergothedesigncertificationprocess. Existingequipment(priortotheadoptionofthisProcedure)willonlyberequiredtoundergothecertificationprocess ifandwhenitisrepaired ormodified.

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Equipmentdesignersareencouraged tovettheirnewdesignswithacompetentperson ofCategory3A,asthispersonwillbetheholderofaspecialpermitforelectricalworkonelectricalequipment,beforeconstructionbegins

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Whatequipmentisrequiredtobecertified

Allin-housenewlydesignedand/orbuiltelectricalequipmentthatmeetsoneormoreofthefollowing:

• Consumespoweraboveextralowvoltage(>50Vacor>120Vdc);

• Generatesvoltagesaboveextralowvoltageswhiledeliveringcurrentsabove1mA;and

• Generateshighvoltages(>1,000Vacor>1,500Vdc);

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• Allrepaired ormodified equipment,meetingoneormoreoftheconditions,wheretheworkundertakenmayhaveaffectedthesafetyofthatequipment;

• Allpreviously in- housedesignedequipmentmeetingoneormoreoftheconditions,undergoing repairs ormodifications;and

• AllelectricalequipmententeringUWAwithquestionabledesign issuesorforwardedbyacompetentperson

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Howequipmentiscertified

Equipment iscertifiedasbeingincompliancewithrelevantAustralian orACMAStandards.

ParticularattentionshouldbepaidtotherequirementsofAS3100– “Approvalandtestspecification– Generalrequirementsforelectricalequipment”.Otherstandardswhicharespecifictotheprescribed itemmustalsobeconsidered.

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Forexample,muchoftheUniversityin-housedesigned researchequipmentwouldrequireconsiderationofAS61010.1– “Safetyrequirementsforelectricalequipmentformeasurement,controlandlaboratoryuse–Part1:Generalrequirements”.

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IftheequipmentgeneratesorusessubstantialRF(radiofrequency)powerthenAS1188–“Radiotransmittersandsimilarequipment–Safepractices”willneedtobeconsidered.

Similarly, laserswillneedconsiderationofAS2211.

Communications equipmentwillneedconsiderationofAS/NZS60950.1,AS/ACIFS008andAS/ACIFS009

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Whoperformsthecertification

Certificationistobeundertakenbyacompetentperson

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CompetentPersons

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TheBusinessUnit(BU)approvesallcompetentpersons.Thenominatedemployeewillbeknownasacategory3A,3B or4 competentperson.Thenominatedemployeemustmeettherequirementsforthecategorytheyareapplyingfor.

TheBUmaintainsalistofallappointedcompetentpersons andalsoforwardsthislisttoCampusManagement.

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Category3A

Technicallyqualifiedtechnician-typeemployeewhoistheholderofaspecialelectricalpermitforelectricalworktodesign,assemble,modify,test,repairandinspectLVelectricalequipmenttoAustralianStandards,toassesselectricalequipmentriskandtoundertakeroutineinspection, testing,taggingandregisteringofelectricalequipment incompliancewithAS/NZS3760.

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• Holdsspecialelectricalpermit(UniversityTechnician’sElectricalWorker’sPermit)issuedbytheElectricalLicensingBoardforelectricalworktodesign,assemblemodify,test,repairandinspectLVelectricalequipment.

• Holderwillhaveworkedonequipmentcontaininglowvoltageelectricalcomponentsforatleast6years,supportedbyformaltraining inelectrical,electronicorcontrolsystemstechnologyoraqualification inoneoftheotherphysical sciences.

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• CompletionofElectricalCordandPlug courseataregisteredTrainingOrganisation.

• CompletionofaPortableApplianceTesting(PAT)courseataregisteredTrainingOrganisation.

• CompletionoftheUWAin-housecoursetitled“ElectricalequipmentandAppliancesatUWA:Designing,assemblingandinspectingforelectricalsafety”.

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Category3B

TrainedUWAemployee(notalicensedelectricianorspecialpermitholder),approvedbyaBusinessUnittoassistaCategory1,2A,or3A UWAemployedcompetentperson todesign,assemble,modify,testandrepairLVelectricalequipmenttoAustralianStandards(i.e.,worksunderdirectsupervisionofalicenceorpermitholderforanyelectricalwork).Note:DirectsupervisionmeansthatthesupervisingCategory2Aor3AcompetentpersoniswithinsightoforwithinaudiblerangeofanyLVelectricalworkbeingdonebythepersonbeingsupervised.

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• CompletionofElectricalCordandPlug courseataregisteredTrainingOrganisation.

• CompletionofaPortableApplianceTesting(PAT) courseataregisteredTrainingOrganisation.

• CompletionoftheUWAin-housecoursetitled“ElectricalequipmentandAppliancesatUWA:Designing,assemblingandinspectingforelectricalsafety”.

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Category41) TrainedUWAemployee(notaspecialpermitholder)

approvedbyaBusinessUnittoassesselectricalequipmentriskandtoundertakeroutineinspection,testing,taggingandregisteringofelectricalequipmentincompliancewithAS/NZS3760.

2) TestingcontractoremployedbyaBusinessUnittoassesselectricalequipmentriskandtoundertakeroutineinspection,testing,taggingandregisteringelectricalequipmentincompliancewithAS/NZS3760

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• CompletionofElectricalCordandPlug courseataregisteredTrainingOrganisation.

• CompletionofaPortableApplianceTesting(PAT) courseataregisteredTrainingOrganisation

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Competentpersons arerequiredtosuccessfullycompleteotherrelevanttrainingcourseseveryfouryearsanditisrecommendedthattheyalsocompleteresuscitationtrainingatappropriateintervalsnotlongerthan3years

Training

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AdditionalInformation

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TheBusinessUnitshallensurethatallusersofelectricalequipment areadequately informedonelectricalsafetyandareawareoftheirresponsibilities underthisProcedure.Usersshouldbeawareofthebasicelectricalsafetyfeaturesoftheequipmentandhowtooperateitsafely.

http://www.safety.uwa.edu.au/__data/assets/pdf_file/0005/2289416/Electrical-Safety-and-Electrical-Work-Procedure-v3-1.pdf

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Thepamphlet“ElectricalSafety– AUserGuidetothesafeuseofelectricalequipmentonUWApremises” isavailableontheUWASafety,HealthandWellbeingwebpageandasaprintedcopyinallworkareas.

http://www.safety.uwa.edu.au/__data/assets/pdf_file/0008/1684646/UWA-Electrical-safety-pamphlet-2014-v15.pdf

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AllworkonelectricalequipmentatUWAshallonlybeundertakenbyapprovedcompetentpersons

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TestingAndTagging

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AnewPATTestingandTaggingprocedurewillshortlybeintroduced. Itwillnowencompassnewprocedures:

1. Accessibility2. Unserviceableequipment3. Assessingrepairedormodified

unserviceable equipment4. Serviceableequipment5. TestingandTaggingTeam

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AccessibilityTheTestingandTaggingTechnicianmayrefusetocarryoutPAT testingif:

• Anyworkareaorequipmentthatisnoteasilyaccessible.

• Theworkareaisuntidy• Thecabling isuntidy

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UnserviceableEquipment

AllequipmentthatfailPAT testingwilldeclaredunserviceable andwillhavethefollowingOUTOFSERVICE(OS)labelattached.

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• PortableequipmentthatfailthePAT testingprocedurewillberemovedfromitslocationandquarantineduntilitisrepaired ormodified.

• Experimentalandnon-portableequipmentthatfailthePAT testingprocedurewillhavetheOS labelattachedandleftinsitu.

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• TheOS labelwillhavetheequipment'sdefect(s)reasonwrittenonit.Thedefect(s)mustbeaddressedbeforetheequipmentisre-assessed.

• TheequipmentcanbeonlyusedonceithasbeendeclaredserviceableandtheOS labelhasbeenremoved.

• OnlytheTestingandTaggingTechnician thathassignedtheOS labelcanremoveitfromtheequipment.

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AssessingRepairedorModifiedUnserviceableEquipment

AllequipmentthathasfailedthePAT testingprocedureandhasbeenrepairedormodified,mustbeassessedagainsttheUWAElectricalSafetyProcedure byancategorised (3A/3B)competentperson,beforeitisdeclaredserviceable.

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ServiceableEquipment

• Allunserviceableequipmentthathasbeenrepaired ormodified andhaspassedtheassessmentprocess,mustbePAT testedagainbyaTestingandTaggingTechnician priortobeingdeclaredserviceable

• TheOS labelcanonlythenberemovedifitpassesthisPAT test.

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UnserviceableEquipmentEquipmentthathasfailedaPAT testandisnon-repairableorbeyondeconomicalrepaircanbe:

1. Usedasspareparts2. Disposedof

TheOS labelmuststayattachedtotheequipmentatalltimesforoption1andcanberemovedatthepointofdisposalforoption2.AlogofalldisposedequipmentwillbekeptbytheTestingandTaggingTeam,alongwiththeOS label.

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TestingAndTaggingTeam

TheteamconsistsofTestingandTaggingtechnicianswhoarealsoapprovedcompetentpersons.

• OnlyaTestingandTaggingTechniciancancarryoutaPAT test.

• OnlytheTestingandTaggingTechnician thathassignedtheOS labelcanremoveitfromtheequipment.

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RecordKeepingComputerisedrecordsarekeptofallPAT testedequipmentandequipment:

• declaredunserviceable duringaPAT test• repairedormodifiedafterfailingaPAT test• disposedofafterfailingaPAT test• keptforsparesafterfailingaPAT test

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