ABB NOCH 滤波器选型手册.pdf

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1、ABBIndustryOyInstruction3AFExxxxxxDrives&Productsdudtfilterselectionguide.DOCDept.DateMadebyChecked/AcceptedbyRevisionPageEJQ29.12.1998MarkoMattiLaitinenE1/12Ven?l?inenACS600DU/DTFILTERSELECTIONGUIDEOutputvoltageofACS6002Peakvoltageanddu/dtatthemotorterminals2Vo

2、ltagevaweform3Applicablemotorsaccordingtotheservicelifeoftheinsulationsystem5Randomwoundmotors5Formwoundmotors5du/dtfilters6Theenclosureclassofthefilters6AguideforaddingthefilteroptiontoanAcknowledgementofOrder6Notesoninstallationofdu/dtfilterKITs7Standardapplic

3、ations7Otherapplications9Pull-outtorquewithdu/dtfilter11EMC12CE12Bearingcurrents12APPENDIX1:du/dtFilterInstallationGuide12Effective:29.12.98Supersedes:03.04.98ABBIndustryOyInstruction3AFExxxxxxDrives&Productsdudtfilterselectionguide.DOCDept.DateMadebyChecked/Acc

4、eptedbyRevisionPageEJQ29.12.1998MarkoMattiLaitinenE2/12Ven?l?inenOutputvoltageofACS600Peakvoltageanddu/dtatthemotorterminalsTheoutputvoltagewaveformofaninvertercreatesvoltagespikesatthemotorterminalsinexcesstodc-busvoltage.Thecombinationofthesevoltagespikesandhi

5、ghdu/dt-valueofIGBTinverteroutputmeansadditionalstressestomotorinsulation.Thismayshortenthelifeofthemotor.Inthegraphsbelowthepeakvalue?LLandtherateofchangedu/dtofthevoltagemesuredatthemotorterminalsareseenasafunctionofthemotorcablelength.?LLisscaledtonominalline

6、-to-linevoltageULLnom.Thescaleofdu/dtiskV/ms.ThevaluesofthegraphsaretypicalvaluesmeasuredforACS600feedinganominalload(Udc?1.35*ULLnom)toaratedmotor.Incaseofregeneratingorbrakingthevalueof?LLisappr.20%higher.Thevaluesseeninthefirstgrapharemesuredwithoutanyoutputf

7、iltering.Inthesecondgraphthevaluesaremeasuredwiththedu/dtfilteravailableforACS600.Withoutoutputfiltering43.532.5ÛL/ULLnom2du/dt[kV/us]1.510.500100200300400l/mGraph1.?LL/ULLnomanddu/dtatthemotorterminalswithoutoutputfilteringasafunctionofmotorcablelength.Effectiv

8、e:29.12.98Supersedes:03.04.98ABBIndustryOyInstruction3AFExxxxxxDrives&Productsdudtfilterselectionguide.DOCDept.DateMadebyChecked/AcceptedbyRevisionPageEJQ29.12.1998Ma