Siemens SIMATIC ET 200SP Manual page 76

BaseUnits for motor starters
4.3 BU30-MS2 - BaseUnit with 500 V AC infeed
Block diagram
The figure below shows the block diagram of the BaseUnit with 500 V AC infeed.
①
②
③
④
⑤
⑥
⑦
⑧
⑨
⑩
⑪
⑫
⑬
Figure 4-4
76
Backplane bus
Motor starter module
Connected power buses 24 V DC, M
Interrupted AUX bus
Interrupted busbars for the infeed system L1(L), L2(N), L3, PE
Infeed terminal for protective ground PE
Infeed terminal L3
Infeed terminal L2(N)
Infeed terminal L1(L)
Terminal for protective ground PE
Terminal T3
Terminal T2
Terminal T1
Block diagram BaseUnit with 500 V AC infeed
BaseUnits (6ES7193-6BP.../3RK1908-0AP00...)
Manual, 12/2016, A5E03727049-AG