Wiring Of The 3Sk1 Safety Relay Sil 3 With Line Contactor - Siemens SIRIUS 3RW51 Equipment Manual

Q21
Q22
Q23
P1
P2
M1
PE
A.3.4.1

Wiring of the 3SK1 safety relay SIL 3 with line contactor

F2
F3
Q11
Q21
Q22
S3
S4
K1
SIRIUS 3RW51 Soft Starter
Equipment Manual, 09/2020, A5E37108631002A/RS-AC/003
Contactor
Contactor
External bypass contactor
Indicator light: Fault
Indicator light: Emergency stop
Motor
Protective conductor
Fuse
Fuse
Line contactor
Contactor
Contactor
Start button
Emergency stop
3SK1111 safety relay
Example circuits
A.3 Special applications
197