Drive selection note — 3ABD00058678-D
The ABB 3ABD00058678-D is an ACH531-series low-voltage AC wall-mounted drive for HVAC applications, rated at 37 kW normal-use output power and 73 A output current on a three-phase 380...500 V supply. Frame size R4, IP20 open-type enclosure. Frequency range 47.5...63 Hz covers both 50 Hz and 60 Hz mains.
The 73 A normal-use current (In) is the figure to size branch protection and cabling against. Light-overload duty is rated at 68.4 A (IlD). Both power ratings converge at 37 kW.