Siemens SIRIUS 3RF Series

SIRIUS 3RU2/3RB3 overload relays
5.2 Product description
SIRIUS Innovations
492 System Manual, 01/2011, A8E56203870002-03
Auxiliary contacts
3RB30/3RB31 solid-state overload relays are equipped with an NO contact for the "tripped"
message and an NC contact for disconnecting the contactor.