Siemens SIRIUS 3RW55 - 3 RW55 Failsafe Soft Starter

Wiring of the 3SK1 safety relay SIL 3 without line contactor
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F2 Fuse
F3 Fuse
Q21 Contactor
Q22 Contactor
S3 Start button
S4 EMERGENCY STOP
K1 3SK1111 safety relay
A.4 3RW55 Failsafe soft starter
Requirements
• 3RW55 Failsafe soft starter
Example circuits
A.4 3RW55 Failsafe soft starter
SIRIUS 3RW55 and 3RW55 Failsafe Soft Starters
Equipment Manual, 02/2022, A5E35630887002A/RS-AF/006 343