Siemens SIRIUS 3RW55 - A.3.3 3 RW55 Soft Starter in Inline Circuit with Soft Starting and Stopping and Additional Creep Speed Function

Example circuits
A.3 Special applications
SIRIUS 3RW55 soft starter
Manual, 08/2018, A5E35630887002A/RS-AB/002
217
A.3.3
3RW55 soft starter in inline circuit with soft starting and stopping and additional
creep speed function
Note
Do not use the cre
ep speed function in continuous operation The motor can heat up to an
inadmissible extent during continuous operation at creep speed.
Requirements
● Parameterization required
For more information, see Chapter Creep speed (Page 115).
Procedure
1. Set the function of the digital inputs:
– DI1 Motor CW PS1
– DI2: Motor CCW PS1
– DI3: Creep speed
– DI4: Reset (factory setting)
2. Set the creep speed parameters in parameter set 1.