Siemens SINAMICS G220 - Motor Control with 3 Commands

14.11.1.4 Motor control with 3 commands
Overview
The converter o󹪜ers various methods for starting and stopping the motor and reversing its
direction of rotation using 3 signals.
Description of function
Three-wire control, enable/clockwise/counter-clockwise rotation
The "Enable" command is a precondition for starting the motor. Commands "ON clockwise
rotation" and "ON counter-clockwise rotation" start the motor and also select a direction of
rotation. Canceling the enable stops the motor (OFF1).
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Figure14-171 Three-wire control, enable/clockwise/counter-clockwise rotation
Table 14-84 Function table
Enable / OFF1 ON clockwise rota‐
tion
ON counter-clock‐
wise rotation
Function
0 0 or 1 0 or 1 The motor stops.
The converter brakes the motor to a
standstill.
1 0→1 0 The motor starts.
The converter accelerates the motor
in the "clockwise" direction.
1 0 0→1 The motor starts.
The converter accelerates the motor
in the "counter-clockwise" direction.
1 1 1 The motor stops.
The converter brakes the motor to a
standstill.
Functions
14.11Drive functions
SINAMICS G220 converter
574 Operating Instructions, 04/2024, FW V6.2, A5E51781573B AB