Siemens SIRIUS 3RW55 - Page 346

Basic con󹪝guration
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① EMERGENCY STOP mushroom pushbutton 3SU1
② Selector switch 3SU1
③ 3RW55 Failsafe soft starter
④ Motor
⑤ Indicator light
ON: The device has no defect.
OFF: The 3RW55 Failsafe soft starter is not ready to start (Page 212).
DI Digital input
F‑DI Failsafe digital input
F‑RQ Failsafe signaling output (output 41, 42; output 4)
Example circuits
A.4 3RW55 Failsafe soft starter
SIRIUS 3RW55 and 3RW55 Failsafe Soft Starters
346 Equipment Manual, 02/2022, A5E35630887002A/RS-AF/006