Converter States - Siemens SINAMICS G120XA Operating Instructions Manual

Advanced commissioning
6.2 Drive control
Function description
Figure 6-2
The sequence control defines the transition from one of the converter states S1 ... S5b to
another converter state.
Table 6-1
The motor is switched off
Current does not flow in the motor and the motor
does not generate any torque
S1
S2
S3
128
Sequence control of the converter when the motor is switched on and off

Converter states

The OFF3 command is active.
You must deactivate the OFF3 command
and activate the ON command again in
order to make the converter exit the state.
The converter waits for a new command
to switch on the motor.
The converter waits for "Enable opera‐
tion". The "Enable operation" command is
always active in the converter factory set‐
ting.
The motor is switched on
Current flows in the motor and the motor generates
a torque
S4 The motor is switched on.
S5b The motor is still switched on. The con‐
verter brakes the motor with the OFF3
ramp-down time.
Operating Instructions, 03/2019, FW V1.0, A5E44751205B AB
SINAMICS G120XA converter