Asynchronous motor star-delta-phase ukufarawa zuwa ƙasa yana ɗaya daga cikin hanyoyin gama garidon warware excesshida farkon halin yanzu namota. Lokacin da aka kunna motar, statoriska mai siffar tauraro kuma ta gangara zuwafara. Bayan farawa, iskar stator shinean haɗa shi cikin motsin cikakken matsi na triangle.Wannan nau'in tauraro farawa, hanyar farawa ta star-deltaAyyukan triangle na iya rage farawahalin yanzu da tasirinsa akan grid na wutar lantarki.