Identifying Motor Data - Siemens SINAMICS G120 Original Instructions Manual
Sinamics g120 inverter with cu230p-2 control
units
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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 Basic commissioning
5.4.2.5
Identifying motor data
Preconditions
● In the basic commissioning, you have selected the motor identification (MOT ID). In this
case, after the basic commissioning has been completed, the converter issues the alarm
A07991.
● The motor has cooled down to the ambient temperature.
If the motor is too hot, the motor data identification will provide incorrect values and the
closed-loop speed control will become unstable.
Risk of injury or material damage as a result of machine movements when switching on the
motor
Switching on the motor for identification purposes may result in hazardous machine
movements.
Secure dangerous machine parts before starting motor data identification:
• Before switching on, check that no parts are loose on the machine or can be spun out.
• Before switching on, ensure that nobody is working on the machine or located within its
• Secure the machine's work area against unintended access.
• Lower hanging/suspended loads to the floor.
90
DANGER
working area.
Inverter with CU230P-2 Control Units
Operating Instructions, 11/2013, FW V4.6.6, A5E02430659B AG
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