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

Example circuits
A.3 Special applications
A.3.4.2

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

F2
F3
Q21
Q22
S3
S4
K1
A.3.5

Contactor for emergency start

Requirements
• Soft starting is not possible.
198
Fuse
Fuse
Contactor
Contactor
Start button
Emergency stop
3SK1111 safety relay
Equipment Manual, 09/2020, A5E37108631002A/RS-AC/003
SIRIUS 3RW51 Soft Starter