Siemens SENTRON VL Series System Manual page 36

3WL air circuit breakers
3.2 COM15 module and BSS module
The figure below shows the wiring if contacts are installed with voltages not equal to 24 V
DC.
● Coupling relays must be used.
● If F1 is not used for switching off, the connection points X5:11 / X5:12 must be connected
for F2 to F4.
Figure 3-5
36
Wiring of COM15 at voltage not equal to 24 V DC
3WL/3VL circuit breakers with communication capability - PROFIBUS
System Manual, 03/2011, A5E01051353-02