Ko te kōwae utu tātari he waahanga nui o te utu hiko urupare me te taputapu tātari.He mea nui ki te whakapai ake i te mana o te punaha hiko me te whakaheke i nga oro.Ko te kōwae he pūnga pūnga iahiko, reactors, contactors, fuses, hono busbars, waea, ...
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