Zowononga derazi zimagwiritsidwa ntchito poteteza ndi kuwongolera mopitilira muyeso mumayendedwe osungira ma batire a solar photovoltaic ndi ma DC, Amapezeka mumayendedwe osiyanasiyana ovoteledwa monga.DC ma frequency breakers omwe amavomereza makonda amapereka ntchito zosokoneza dera, chitetezo chafupipafupi, kusintha, ndi chitetezo, kukulitsa moyo wa zida zamagetsi. Amateteza zida zamagetsi kuti zisawonongeke chifukwa chakuchulukirachulukira, mafupipafupi, kapena zovuta zina zamagetsi.
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