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T curr lim type Thisparametersdeterminesthebehaviourofthedriveincurrentlimitcondition.
Tlim+/- TheactivepositivetorquelimitisTcurrentlimandtheactive
negativetorquelimitisTcurrentlim-.
Tlimmot/gen Withthisselection3conditionsarepossible:
1-Ifthemotorspeed>+1%ofMotor max speedtheactive
positivetorquelimitisT current lim+andtheactivenegative
torquelimitisTcurrentlim-.
2-Ifthemotorspeed<-1%ofMotor max speedtheactive
positivetorquelimitisT current lim-andtheactivenegative
torquelimitisTcurrentlim+.
3-If-1%ofMotor max speed<motorspeed<+1%of
Motor max speedtheactivepositivetorquelimitisT current
lim+andtheactivenegativetorquelimitisTcurrentlim+.
speed
torque
T current lim +
T current lim -Tcurrent lim -
T current lim +
speed
torque
T current lim +
T current lim -
T current lim -
T current lim +
+1% of Motor max speed-1% of Motor max speed
T current lim SymmetricalcurrentlimitforbothcurrentdirectionsforTPD32-EV...4Bconverters.
DenedasapercentageoftheFull load currparameter.Themaximumvaluedepends
ontheEnable overloadparameter.
Enable overload Disabled T current limit 100%max
Enable overload Enabled T current limit 200%max
IftheTcurrentlimitparameterischanged,theParameterT current lim +andT current
lim -parametersaresettothesamevalue.Ifboththeseparametersaresubsequently
changed,thelastchangeisvalid.
T current lim + Settingofthedrivecurrentlimitforthepositivecurrentdirection(clockwisedriveand
counter-clockwisebrake).EnteredasapercentageoftheFull load curr value.The
maximumvaluedependsonthevalueofthe Enable overload parameter.
Enable overload Disabled T current lim+ 100%max
Enable overload Enabled T current lim+ 200%max
T current lim - Settingofthedrivecurrentlimitforthenegativecurrentdirection(counterclockwise
driveandclockwisebrake).EnteredasapercentageoftheFull load curr parameter.
ThemaximumvaluedependsonthevalueoftheEnable overloadparameter.This
parameterisnotactivefortheTPD32-EV...4Bconverters.
Enable overload Disabled T current lim- 100%max
Enable overload Enabled T current lim- 200%max
Curr limit state Statusmessage,indicatingwhetherthedriveisworkingwiththesetcurrentlimitornot.
High Driveworkingatthecurrentlimit.“I
Limit
”LEDlightsup.
Low Drivenotworkingatthecurrentlimit.