电力电气测试仪器设备

ElectricalTestingInstrumentsfromADWELInternationalLtd.Power.Electricity.HighVoltage.HEADOFFICEADWELINTERNATIONALLTD.50IronsideCrescent,Unit6Toronto,Ontario,CanadaM1X1G4Telephone:[phone]TollFree:[phone]Fax:(416)[e-mail],GreenhillCrescentWatfordBusinessParkWatford,HertsWD18QUUnitedKingdomTelephone:[phone]Fax:+44-(0)[e-mail]:Avolatilecombination––onethatcommandsthehighestrespectfromthosewhoworkwithiteverydayonthejob.AdwelInternationalLtd.,understandstheinherentdanger.Forovertwodecades,ourgoalhasbeentodesignandmanufacturetechnologicallyadvancedelectricaltestingequipmentservingmajorelectricalutilities,leadingindustriesandgovernmenttestlaboratoriesworldwide.Weknowyourprimaryconcernisthesafeandproperoperationofyourpowerapparatus.That’swhyweofferexceptionalaccuracyandprecisioninacompletelineofstandardandcustom-builtresistancetesters,transformer-ratiometers,capacitancebridges,highvoltagetestsetsandmore.Ourproductshavebeenprovenruggedanddependableunderstrictlaboratorytestingandunderextremeconditionsinthefieldwhereperformancereallycounts.Rugged.Dependable.Precise.AvaliantcombinationfromAdwelInternationalLtd.Windingresistancetestinga1200MVATransformer.Thiscouldhavebeenavoidedwithproperpreventativemaintenance.TransformerRatiometerModelDXR-2000C••••••CurrentTransformerTestSetModelCTX-2000••••••DigitalWindingResistanceReporter™ModelDWR-10Areliableinstrumentforaccuratelymeasuringandsavingthousandsofwindingresistancemeasurements•Detectslooseconnectionsandpoortap-changercontacts•Alarge,colorLCDscreenforenteringequipmentdetailsandpresentingresults,invariouslanguages•Anenormousstoragecapacityfortestresults•Arobustpowersupplyforfasttestingoflargepowertransformers•A40characterwidebuilt-inprinter•Remotetap-changeroperation•CompatiblewithMicrosoftExcel®andMicrosoftWord®*•USB&RS-232DescriptionTheDWRREPORTERcanmeasureandsavemorethan10,000high-resolutiontestresultsalongwithtransformernameplatedata.Withitsexpansivememory,itsbright45/8”x31/2”LCDscreenandtheattractivereportsfromits40-character-widebuilt-inprinter,theDWRisthenewstandardintestequipmentfortheTransmissionandDistributionIndustry.TheDWRcanstorehundredsoffiles.Eachfilecancontainavirtuallyunlimitednumberofresistancemeasurementswithtapandwindingdetailsofeach,andseveralfieldsofinformationaboutthetransformer,itslocationandtheoperator’sname.Thefilemanagermakesiteasytolocate,open,viewandprintpastresults.•••••••AlsoavailablefromETI•Highcurrentprimaryinjectiontestsetsupto60,000A•Highvoltagetestsets-DCupto350kV;ACupto150kV•CustomBuiltPowerSupplies10AContactResistanceTestSet.(CRS-10D)MediumCurrentTestSetModelHC-12K/4-480150kVSurgeArrestorTester25kVESRShoeTester5kVAutomatedInsulationResistanceTesterModelTeraOhmAnultra-highrange(5KV)insulationresistancetestinstrumentforevaluatinginsulationquality•UltrahighInsulationResistancemeasurementupto5TΩ.•PolarizationIndex(PI)measurementwithprogrammabletimer.•Voltage,FrequencyandCapacitancemeasurement.•Storageof1000testresultsinmemory,thatcanbedownloadedtoaPC•Large,backliteLCDdisplay.•Automaticdischarging•Rechargeablebattery•Built-inchargerDescriptionTheTeraOhmisanultrahighrangeinsulationresistancetestinginstrument.Withanoutputvoltageofupto5500voltsDCtheTeraOhmwillmeasureupto5TΩ(5,000,000MegΩ).Thetestvoltagecanbeselectedinincrementsof50volts.Thedurationofthetestcanbesetbytheoperator.PolarizationIndextestscanalsobeautomaticallyconducted.Attheendofthetestperiod,PIisautomaticallycalculated.Upto1000resultscanbestoredintheinstrument.TheseresultscaneasilyberecalledorcanbetransferredtoaPCusingtheoptionalwindowssoftwareTeraLink+.Thestandardinstrumentissuppliedwithrechargeablebatteries,acalibrationcertificateandasoftsidedcarryingcase.(Micro-ohmmeter)DigitalResistanceReportModelDRR-1001200volt1200VAC•1200VAC••TransformerRatiometerModelDXR-2000Alightweightinstrumentfortheprecisedeterminationoftransformerratios,polarityandexcitationcurrentwithhighaccuracy.•Directdigitalreadoutofratioandexcitationcurrent•Accuracy±0.05%(1turnin2,000)•Animportantinstrumentforpreventivemaintenanceandcommissioning•Built-inswitchingfor3-phasetesting–animportantfeaturefordiagnosticwork•Nolimittotransformersize,powerorconfiguration•Built-incalibrationstandard•ImmunetohighvoltageinterferenceDescriptionTheETIratiometerhasbeendesignedtomeasuretheno-loadratiooftransformersatfluxdensitieslowenoughthattheimpedancedropduetothemagnetizationcurrentmaybeignored.Themanualthreephasepushselectorswitcharrangementgivestheoperatorfullcontroloverthetestsettoselectandshortphasesforspecialtransformers(e.g.,zig-zag,noneutral)Theautomatic3-phaseset-upreducestesttimetoafractionofasinglephaseinstrument.Testsareperformedatlinefrequency.ContactResistanceTestSet(Micro-ohmmeter)ModelCRD-100X2Alinepoweredcompactself-containedinstrumenttomeasureultra-lowresistanceofbreakercontacts,busbar,fuses,cablesplicesandweldingjointswithDChighcurrent.•Importanttoolforpreventivemaintenanceandprod