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Rexroth Frequency Converter EFC x610
Series
Functions and Parameters
Fig. 12-38: Automatic torque boot with square V/f curve
For further adjustment of the voltage boost, set parameter C2.22 'Automatic tor-
que boost factor'. Its default value 50 % means no adjustment. The calculation
equation is shown as below:
[Voltage boost] = √3 x 0.5 x I
x R
x [C2.22]
1
1
R
: stator resistance
1
I
: stator current
1
Bosch Rexroth AG R912005854_Edition 09
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