Siemens SIRIUS 3RW51 Equipment Manual page 201

Soft starters and solid-state switching devices
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S
n1
Q1
Q11
Q21
Q22
P1
P2
M1
PE
SIRIUS 3RW51 Soft Starter
Equipment Manual, 09/2020, A5E37108631002A/RS-AC/003
Start / stop (direct-on-line starting)
Motor starter protector
Soft starter
Direct-on-line starting contactor
External bypass contactor
Indicator light, fault
Indicator light
Motor
Protective conductor
Example circuits
A.3 Special applications
201

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