Part identity and class
The ABB 1SBL181001R8110 is listed as an electrical contactor under the Contactors and Starters category, sitting in the broader Circuit Breakers, Fuses & Protection tree. The part description simply reads as a contactor from ASEA BROWN BOVERI under the ABB brand.
Where this class fits in a panel
An electrical contactor in this ABB family is the switching element inside a motor-starter or power-circuit block — it carries the load current and is driven by a control-circuit coil, with auxiliary contacts reporting state back to the PLC or relay logic.