Siemens SIRIUS 3RW50 Manual page 212

Example circuits
A.2 Control current connection
Wiring of control circuit for controlling a line contactor
F1
S1
S2
Q1
Q11
Q21
M1
P1
P3
PE
212
Fuse
Switch
Pushbutton: Reset > 4 s
Motor starter protector
3RW50 soft starter
Line contactor
Motor
Indicator light
Indicator light
Protective conductor
SIRIUS 3RW50 soft starter
Manual, 09/2019, A5E35628455002A/RS-AA/001