Ukumuncwa komnyango we-Fire door electromagnetic door suction ye-electromagnetic door suction esetshenziswa eminyango ezenzakalelayo. Inomsebenzi wokugcina umnyango womlilo ngokuvamile uvulekile futhi uvale ngokuzenzakalelayo uma kuba nomlilo. Kunezinhlobo eziningi zokudonsa kweminyango, izinhlobo ezahlukene zokudonsa iminyango zifakwe ngezindlela ezahlukene, futhi izinhlobo ezisebenzayo zeminyango yomlilo nazo zihlukile.