丹佛斯变频器 f机架拆装指南

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1、SERVICEINSTRUCTIONSFORF-FRAMEDRIVES®ThisinstructionsheetisforthefieldserviceofVLTF-Framefrequencyconverters.Section1.Coverplates(Optionscabinet,rectifiercabinet,invertercabinet)Section2.AClinefuses(fuse-onlyoption,locatedinrectifiercabinet)Section3.AClinefuses(inoptionscabinet)Sect

2、ion4.DClinkfusesSection5.HeatsinkfansSection6.RectifiermoduleSection7.InvertermoduleSection8.FantransformersSection9.DClinkinductor!WarningPotentiallylethalvoltagesarepresentinsidethesystemenclosure.High-voltagedcispresentevenwithoutACutility-powerconnected.Donotenterthesystemenclo

3、-sureunlesstrainedandauthorizedtodoso.FORYOURSAFETY1.DONOTtouchelectricalpartsofafrequencyconverterwhenAClineisconnected.AfterAClineisdisconnectedwait40minutesbeforetouchinganycomponents.2.Whenrepairorinspectionismade,AClinemustbedisconnected.3.STOPkeyoncontrolpaneldoesnotdisconnec

4、ttheACline.4.Duringoperationandwhileprogrammingparameters,motormaystartwithoutwarning.GENERALTORQUETIGHTENINGVALUESForfasteninghardwaredescribedinthisServiceIn-struction,thetorquevaluesinthetablebelowareused.ThesevaluesarenotintendedforSCR,diode,orIGBTfasteners.Seetheinstructionsin

5、cludedwiththosereplacementpartsforcorrectvalues.Table1.TorqueValuesShaftSizeDriverSizeTorqueTorque(Nm)(in-lbs)M4T-20/7mm1.010M5T-25/8mm2.320M6T-30/10mm4.035M8T-40/13mm9.685M10T-50/17mm19.2170InstructionNo:175RXXXX112007PAGE1DRAFTCOPYFORREVIEWSection1.SafetyCoversEachcabinethassafet

6、ycoversinstalledtoprotectagainstaccidentalcontactwithen-ergizedparts.Thesecoversmustberemovedtoperformserviceonthefrequencyconverter.Thecoverscanberemovedbyremovingthenuts(M5)thatholdthecoverson.SeeFigures1,2and3forsafetycoverlocations.Thecoversmustbereinstalledpriortore-energizing

7、thefrequencyconverter.Figure1.OptionscabinetwithsafetyFigure2.Rectifiercabinetwithsafetycoversinstalled.coversinstalled.InstructionNo:175RXXXX112007PAGE2DRAFTCOPYFORREVIEWSection1.SafetyCoversFigure1.Rectifiercabinetwithsafetycoversinstalled.Figure3.Invertercabinetwithsafetycoversi

8、nstalled.InstructionNo:175