SS1 application with circuit breaker and F-PLC
①
First channel (blue): Circuit breaker (3WL) armature + armature auxiliary contactor
②
Second channel (red): Firing pulse circuit, SAFETY circuit
③
Safety components (yellow)
④
Contact blocks for field excitation (gray): Line contactor field + field auxiliary contactor (also as the field contactor is
usually controlled as well)
Figure 13-8
SS1 application with circuit breaker and F-PLC
SINAMICS DCM Control Module
Operating Instructions, 12/2018, A5E34888669A
Functional safety
13.5 Application examples
677