Siemens SIRIUS 3RW52 - Page 229

Example circuits
A.2 Control circuit connection
SIRIUS 3RW52 Soft Starter
Equipment Manual, 04/2020, A5E35630451002A/RS-AE/005
229
Wiring of control circuit for controlling a line contactor
The example shows the 3RW52 soft starter in the inline circuit.
F1
Fuse
S1
Switch: Start/stop
S2
Pushbutton: Reset > 4 s
Q1
Motor starter protector
Q11
3RW52 soft starter
Q21
Line contactor
M1
Motor
P1
Indicator light
P3
Indicator light
PE
Protective conductor