Ko te whakawhiti au (CT) he momo whakawhiti e whakamahia ana hei ine i te au hurihuri. Ka whakaputahia he au e rite ana ki tōna au tuatahi i roto i te tuarua. Ka whakatikatikahia e te whakawhiti te uara ngaohiko nui ake, te uara iahiko rānei ki tētahi uara paerewa iti e ngāwari ana ki te whakahaere, e whakamahia ana mō ngā taputapu ine me te tuku tiaki. Ka wehea e te whakawhiti te ara iahiko ine, tiaki rānei mai i te ngaohiko teitei o te pūnaha matua. Ko te iahiko tuarua e whakaratohia ana e te whakawhiti iahiko he rite tonu ki te iahiko e rere ana mai i tōna tuatahi.
| Rohe tono | momo | Pikitia hei tohutoro |
| Te ārai i te turuturu | Whakawhiti iahiko raupapa kore/toenga |  |
| Te aroturuki i nāianei o ngā motuka AC, ngā taputapu rama, ngā pūwero hau, me ngā taputapu whakamahana, whakapūngao, me te hauhautanga, te whakahaere hiko, me ngā pūnaha whakahaere aunoa mō ngā whare. | Whakawhiti hiko tuwhera |  |
| Te ine me te tiaki i te au AC o ngā taputapu me ngā mita | Whakawhiti mō ngā pūrua/ngā kaiwhakakotahi/ngā mita pūngao |  |
| Te aroturuki i nāianei o ngā motuka AC, ngā taputapu rama, ngā pūwero hau, me ngā taputapu whakamahana, whakapūngao, me te hauhautanga, te whakahaere hiko, me ngā pūnaha whakahaere aunoa mō ngā whare. | Ngā whakawhiti au mō te tiaki i te motuka |  |
| Mita hiko me ētahi atu inenga pūngao hiko me te tika teitei me ngā whakaritenga hapa ā-wāhanga iti | Ngā whakawhiti au mō ngā mita hiko |  |
| Whakahaere tere auau rerekē, motuka servoMōta DC, taputapu tuku hiko, taputapu tuku hiko pana, taputapu tuku hiko UPS, mīhini whakarewa | Pūoko o nāianei |  |
| Ka whakamahia i roto i te taputapu aroturuki whakamahana ipurangi o ngā taputapu hiko ngaohiko-tiketike i roto i te teihana hiko hei whakawhiti tika i te ia turuturu mA o te pūhiko whakawhiti, te whakawhiti iahiko, te whakawhiti ngaohiko, te pūnga hononga, te aukati uira me ētahi atu taputapu ngaohiko-tiketike. | Whakawhiti au turuturu AC |  |