Can the ATV312 (Altivar 312) drives be used with single phase input power to run 3 phase motors?
Application with single phase line voltage.
Single phase line voltage only
YES, with certain limits.
Download the "Annex for ATV312 Quick Start Guide" for details on SSCR, branch circuit protection and approved single phase input sizing information.
Note the requirement for Line Reactors on many of the part numbers.