Nyali zosaphulika zadzidzidzi ndizofunikira kuti anthu asamuke kapena kuthandizira ntchito zozimitsa moto ndi zopulumutsa.. Zowunikira zapaderazi zimasiyana mosiyanasiyana, m'magulu kutengera zinthu zingapo zosiyana:
Mtundu wa Emergency Power Supply:
Magetsi awa amapezeka mumagetsi odzipangira okha, mphamvu yapakati, ndi mitundu ya mphamvu yeniyeni.
Gulu la Cholinga:
Atha kugawidwa m'magulu owunikira, magetsi onse owunikira, ndi kuphatikiza nyali zowunikira-zizindikiro.
Operational Mode Classification:
Izi zikuphatikizapo mitundu yopangidwa kuti igwire ntchito mosalekeza ndi mitundu yosapitirira, kugwiritsidwa ntchito malinga ndi zofunikira.
Njira Yogwirira Ntchito Zadzidzidzi:
Magetsi awa nthawi zambiri amagawidwa kukhala odziyimira pawokha, ulamuliro wapakati, ndi mitundu yolamulira yokhazikika.
Bukuli likufuna kuthandiza kumvetsetsa mitundu yosiyanasiyana ya magetsi osaphulika mwadzidzidzi.