Siemens SINAMICS G120 Operating Instructions Manual page 148
Low voltage inverters
built-in units with cu250s-2 control units and
encoder evaluation
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Also See for SINAMICS G120:
- List manual (1256 pages) ,
- Manual (732 pages) ,
- Operating instructions manual (550 pages)
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Commissioning
5.4 Quick commissioning with a PC
● [3]: Setting only for steady-state operation with slow speed changes. We recommend
setting [1] if load surges in operation cannot be ruled out.
● [5]: Applications with high breakaway torque
Motor identification:
● [1]: Recommended setting. Measure the motor data at standstill and with the motor rotating.
The inverter switches off the motor after the motor data identification has been completed.
● [2]: Measure the motor data at standstill. The inverter switches off the motor after the motor
data identification has been completed.
Recommended setting for the following cases:
– You have selected "Speed control" as control mode, however the motor cannot freely
– You have set "V/f control" as control mode.
● [3]: Measure the motor data while the motor is rotating. The inverter switches off the motor
after the motor data identification has been completed.
● [11]: The same setting as [1]. The motor accelerates to the currently set setpoint after the
motor data identification.
● [12]: The same setting as [2]. The motor accelerates to the currently set setpoint after the
motor data identification.
Calculating the motor parameters: Select "Complete calculation".
146
rotate, e.g. for mechanically limited traversing sections.
Configuring encoders (Page 147)
Converter with the CU250S-2 Control Units
Operating Instructions, 04/2018, FW V4.7 SP10, A5E31759476B AG
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