Wiring of the 3SK1 safety relay SIL 3 with line contactor
F2
F3
Q11
Q21
Q22
S3
S4
K1
SIRIUS 3RW52 Soft Starter
Equipment Manual, 04/2020, A5E35630451002A/RS-AE/005
Fuse
Fuse
Line contactor
Contactor
Contactor
Start button
EMERGENCY STOP
3SK1111 safety relay
Example circuits
A.3 Special applications
245