ABB it has a large family of contacters: tripolar contacters and overload relays for engine startup and power switching (AF, minicontactors, AS), tetrapolars for switching the power (AF and minicontactors), auxiliary for the switching of auxiliary circuits (AS and minicontactors), for the switching of capacitors (UA.RA), CC.
Reference 1SBN010110R1001 specifically, is a block of auxiliary contacts.
Its features are: Number of contacts normally closed: 1, Current of nominal operation Ie to CA-15, 230 V: 4A, Execution of electrical connection: Dry connection, Model: Upper assembly