Siemens SIRIUS 3RW55 - Page 298

Motor rotation contrary to the line phase direction
/
4
/
/
3(
4
)
0
/
4
4
/
/
3(
)
0
00
777
8
9
:8
9
:
89:89:
777
//////
Q1 Motor starter protector
F3 aR partial-range fuse for protection of semiconductors (e.g. SITOR 3NE3/4 or 3NC)
F3* gR full-range fuse for protection of semiconductors (e.g. SITOR 3NE1)
Q11 3RW55 or 3RW55 Failsafe soft starter
Q21 Main or line contactor for galvanic isolation
M1 Motor
PE Protective conductor
Example circuits
A.1 Main circuit connection
SIRIUS 3RW55 and 3RW55 Failsafe Soft Starters
298 Equipment Manual, 02/2022, A5E35630887002A/RS-AF/006