WEG Motors for Inverter Applications说明书用户手册.pdf
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MOTORSFORINVERTER
APPLICATIONS
Transformingenergy
intosolution
WEGINVERTERDUTYMOTORS
Thevariablefrequencydriveapplication,besidesfacilitatingthevariablespeedmotoroperation,italsoprovidessomeimplicationstothemotor.
WEGInverterDutyMotors,especiallydesignedforthisapplication,haveaspecialwiretowithstandthevoltagespikesproducedbythevariablefrequencydrive.
Furthermore,WEGoffersasoptional:specialinsulatedbearings(frame225S/Mandup),forcedventilationkit,specialshaftpreparedforencoder,etc.Duetothat,
reactorsoranyfilterdevicesbetweeninverterandmotorforinsulationsystemprotectionarenotnormallyrequired.
BesidesInverterDutyMotors,WEGalsoofferstoyouacompletelineoffrequencyinverters.
WEG,thecompletesolutionsforallyourneeds!
PRODUCTPACKAGESELECTIONBYAPPLICATION
InverterDutyMotorshavealargerangeofapplications,asinpulpandpaperindustry,chemicalplants,steelplants,refineries,asfollows:
Applications:
•ConstanttorqueËspeedratio2:1
Ex:grinders,conveyors,mixers.
•VariabletorqueËspeedratio10:1
Ex:fans,pumps.
TEFC(Totally