Siemens SINAMICS G120X - Page 168

Motor cooling:
● SELF: Natural cooling
● FORCED: Forced-air cooling
● LIQUID: Liquid cooling
● NO FAN: Without fan
Select the basic setting for the motor control:
● OP LOOP: Recommended setting for standard applications
● CL LOOP: Recommended setting for applications with short ramp-up and ramp-down times.
● HVY LOAD: Recommended setting for applications with a high break loose torque.
Select the default setting for the interfaces of the converter that is suitable for your application.
Factory interface settings (Page 105)
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Figure 5-9 Minimum and maximum motor speed
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Figure 5-10 Ramp-up and ramp-down time of the motor
Ramp-down time after the OFF3 command
Motor data identification: Select the method which the converter uses to measure the data of
the connected motor:
● OFF: Motor data is not measured.
STIL ROT: Recommended setting: Measure the motor data at standstill and with the motor
rotating.
The converter switches off the motor after the motor data identification has been completed.
● STILL: Default setting: Measure the motor data at standstill.
The converter switches off the motor after the motor data identification has been completed.
Select this setting if the motor cannot rotate freely.
● ROT: Measure the motor data while the motor is rotating.
The converter switches off the motor after the motor data identification has been completed.
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Commissioning
5.4 Quick commissioning using the BOP-2 operator panel
SINAMICS G120X converter
166 Operating Instructions, 06/2019, FW V1.01, A5E44751209B AC