施耐德变频器英文说明书

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1、ATV31HVariablespeeddrivesInstallationmanualProgrammingmanualforasynchronousmotorsV1.7Installationmanual________________________________________________________________AProgrammingmanual______________________________________________________________BContentsDriveref

2、erences______________________________________________________________________________________________2Mounting____________________________________________________________________________________________________4Wiring_______________________________________________

3、_______________________________________________________8ANOTE:PleasealsorefertotheProgrammingManual.Whenthedriveispoweredup,thepowercomponentsandsomeofthecontrolcomponentsareconnectedtothelinesupply.Itisextremelydangeroustotouchthem.Thedrivecovermustbekeptclosed.I

4、ngeneral,thedrivepowersupplymustbedisconnectedbeforeanyoperationoneithertheelectricalormechanicalpartsoftheinstallationormachine.AftertheATVhasbeenswitchedoffandthedisplayhasdisappearedcompletely,waitfor10minutesbeforeworkingontheequipment.Thisisthetimerequiredfor

5、thecapacitorstodischarge.Themotorcanbestoppedduringoperationbyinhibitingstartcommandsorthespeedreferencewhilethedriveremainspoweredup.Ifpersonnelsafetyrequirespreventionofsuddenrestarts,thiselectroniclockingsystemisnotsufficient:fitacut-offonthepowercircuit..Thedr

6、iveisfittedwithsafetydeviceswhich,intheeventofafault,canshutdownthedriveandconsequentlythemotor.Themotoritselfmaybestoppedbyamechanicalblockage.Finally,voltagevariations,especiallylinesupplyfailures,canalsocauseshutdowns.Ifthecauseoftheshutdowndisappears,thereisar

7、iskofrestartingwhichmayendangercertainmachinesorinstallations,especiallythosewhichmustconformtosafetyregulations.Inthiscasetheusermusttakeprecautionsagainstthepossibilityofrestarts,inparticularbyusingalowspeeddetectortocutoffpowertothedriveifthemotorperformsanunpr

8、ogrammedshutdown.Thedrivemustbeinstalledandsetupinaccordancewithbothinternationalandnationalstandards.Bringingthedeviceintoconformityistheresponsibility