How much torque can the ATV71 drive provide continuously to the motor at zero speed?
Issue:
How much torque can the ATV71 provide continuously to the motor at 0 speed?
Product Line:
Altivar 71 series drives.
Environment:
All models, All serial numbers.
Reason:
Drive needs to be able to suspend a load in a hoisting application without the use of a mechanical brake. The drive must hold the load suspended continuously without slippage.
Resolution:
The ATV71 series drive can provide up to 150% of rated motor torque at zero speed. Please note that an incremental encoder must be used and the drive must be in FVC (Flux Vector Control) Mode.
How much torque can the ATV71 provide continuously to the motor at 0 speed?
Product Line:
Altivar 71 series drives.
Environment:
All models, All serial numbers.
Reason:
Drive needs to be able to suspend a load in a hoisting application without the use of a mechanical brake. The drive must hold the load suspended continuously without slippage.
Resolution:
The ATV71 series drive can provide up to 150% of rated motor torque at zero speed. Please note that an incremental encoder must be used and the drive must be in FVC (Flux Vector Control) Mode.
Released for: Schneider Electric Canada
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