Ma ka laina naʻauao kaʻa hoʻomaka mana keena he huahana hana kiʻekiʻe i hoʻomohala kūikawā no ka hoʻomaka ʻana, hoʻomaha a me ka pale ʻana i nā motika squirrel-cage ʻekolu-phase asynchronous motors, me ka mea hoʻokele kaapuni i kūkulu ʻia (koho), nā hana piha, hana maʻalahi.