The light-overload rating (68 A / 37 kW) sits between the two, useful for variable-torque loads with occasional peak demands. All three are IEC-rated; pick the duty class that matches your load profile, not just the highest kW number.
Construction and compliance
Wall-mounted in an IP21 / NEMA Type 1 enclosure, frame size R4. The WEEE category is 4 (Large Equipment), which means end-of-life recycling obligations apply in EU jurisdictions. No specific RoHS, REACH, or UL marks are listed in the spec record, but ABB typically provides declarations on request for active drives — confirm with your compliance team if certs are required for your install.