Siemens SIRIUS 3RW55 Equipment Manual page 312

Example circuits
A.3 Special applications
Wiring for 3RW55 soft starter in standard (inline) circuit and stopping function DC braking with one
braking contactor
F1
F3
Q1
Q11
Q21
Q93
M1
PE
312
Fuse
Fuse
Motor starter protector
3RW55 soft starter
PLC
Braking contactor
Motor
Protective conductor
SIRIUS 3RW55 and 3RW55 Failsafe Soft Starters
Equipment Manual, 02/2022, A5E35630887002A/RS-AF/006