Amabhethri okugcina elanga ayingxenye ebalulekile yezinhlelo zamandla elanga, ukuvumela abasebenzisi ukuthi bagcine amandla ngokweqile akhiqizwa ngamapaneli elanga ukuze asetshenziswe kamuva. Lawa mabhethri adlala indima ebalulekile ekuqinisekiseni ukutholakala kwamandla okungaguquguquki nokuthembekile, ikakhulukazi ngezikhathi lapho ukukhanya kwelanga kungatholakali. Enye yezinzuzo ezibalulekile zamabhethri okugcina elanga ukuthi enza abasebenzisi bakhulise amandla abo