Run-Down - Siemens SIRIUS 3RW55 Manual

Functions

7.3 Run-down

7.3 Run-down
7.3.1 Types of soft stop
Stopping function of the soft starter
Just like starting, stopping can also be adapted to the application:
You can set various types of stopping:
● Coasting down (Page 97)
● Torque control (Page 98)
● Pump stop (Page 100)
● DC braking with external braking contactor (Page 102)
● Dynamic DC braking without contactor (Page 104)
● Voltage ramp (Page 106)
● Alternative stopping (Page 107)
Diagram
①
②
③
t
1
96
n
DC braking
n
free ramp-down
n
torque controlled ramp-down
Stop command on soft starter
SIRIUS 3RW55 soft starter
Manual, 08/2018, A5E35630887002A/RS-AB/002