Nkọwa dị mkpirikpi:

DC fuses maka nchebe nke ukwuu na sistemu fotovoltaic nke anyanwụ, usoro fuses a dabara adaba maka sekit nwere voltaji DC akara ruo 1000V yana akara ugbu a ruo 30A. A na-ejikọta ha n'usoro na ihe yiri ya na fotovoltaic panels na batrị iji nye nchebe nkwụsị nke dị mkpirikpi maka ịcha na usoro ntụgharị; N'otu oge, maka fotovoltaic osisi ike, ihe nrụnye inverter rectification sistemu, na mkpụmkpụ-circuit mmebi mebiri emebi; Na n'ihi na ngwa ngwa na-agbasa nchebe nke ịwa elu ugbu a na mkpụmkpụ-circuit kpatara overvoltage na fotovoltaic ike ọgbọ usoro, na a gosiri na-agbasa ikike nke 20KA. Ụlọ ọrụ anyị na-eme ule dị mkpa ugbu a iji meziwanye ikike imebi ngwaahịa ahụ. Ngwaahịa a na-akwado nkwado nke ọkọlọtọ International Electrotechnical Commission IEC60269.