You will find that this relay is a Phase Sequence Relay, keeping three phase systems running in the correct order.
Siemens 3Tx7111-3Dc03c Plug-In, Plug-In Relay, Square, 12 A, 8, Pin
The Omron brand resonates well, and that matters when reliability affects your design outcomes.
I like that the brand is Crydom, a nice touch for a reliable relay.
It's a nice touch seeing Omron stamped clearly, making identification quick during maintenance.