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What is the speed accuracy of Altivar 71 drive in open loop & closed loop.

The speed accuracy is +/- 10 % of nominal slip for a torque variation of 0.2 Tn to Tn in open loop. 
and  +/- 0.01% of nominal speed for a torque variation of 0.2 Tn to Tn in closed-loop mode with encoder feedback.

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