Frame and what the suffix means
The ABB ACS880-01-087A-3 belongs to the ACS880 series in the Drives / Motor Drives catalog line, listed under brand abb. The full ordering code ACS880-01-087A-3 must be carried intact when sourcing. At 4.72 kg the unit is light enough for a single installer to handle during a swap-in on an already wired cabinet. Plan the backplate or cabinet-floor mount around that single-figure mass.
Where this drive class sits in a panel
The ACS880-01-087A-3 is part of the Motor Drives line within the Drives category, suited to cabinet-mount placement in industrial control panels. Locate it close to the motor to keep motor cable runs short and EMC exposure on the load side low.