ACSR madugu ko aluminum madugu karfe ƙarfafa ana amfani dashi a matsayin dandali watsa sama da kuma matsayin firamare da sakandare rarraba na USB. Zaɓuɓɓuka na waje sune aluminum mai tsafta, waɗanda aka zaɓa don kyakkyawan halayen sa, ƙarancin nauyi, ƙarancin farashi, juriya ga lalata da ingantaccen juriyar damuwa na inji. Ƙarfe na tsakiya shine ƙarfe don ƙarin ƙarfi don taimakawa wajen tallafawa nauyin jagoran. Karfe yana da ƙarfi fiye da aluminium wanda ke ba da damar ƙara ƙarfin injin da za a yi amfani da shi akan madugu. Karfe kuma yana da ƙananan naƙasasshen na roba da nakasar da ba ta dace ba (cirewa elongation) saboda lodin injina (misali iska da ƙanƙara) da ƙarancin haɓakar haɓakar thermal a ƙarƙashin loading na yanzu. Waɗannan kaddarorin suna ba da damar ACSR don sag ƙasa da duk masu gudanar da aluminium. Kamar yadda ta International Electrotechnical Commission (IEC) da CSA Group (tsohon Canadianan Standards Association ko CSA) suna yarjejeniya, ACSR an sanya A1/S1A.
Aluminium alloy da zafin da ake amfani da shi don igiyoyi na waje a Amurka da Kanada yawanci 1350-H19 kuma sauran wurare shine 1370-H19, kowanne yana da abun ciki na aluminum 99.5+%. An ayyana zafin aluminium ta hanyar sigar aluminium, wanda a cikin yanayin H19 yana da ƙarfi. Don tsawaita rayuwar sabis na igiyoyin ƙarfe da ake amfani da su don core conductor yawanci galvanized, ko mai rufi da zinc don hana lalata. Diamita na igiyoyin da aka yi amfani da su don duka aluminium da na ƙarfe na ƙarfe sun bambanta don masu gudanarwa na ACSR daban-daban.
Kebul na ACSR har yanzu ya dogara da ƙarfin ƙarfin aluminum; Karfe ne kawai ke ƙarfafa shi. Saboda haka, zafinsa na ci gaba da aiki yana iyakance zuwa 75 ° C (167 ° F), yanayin zafin da aluminum zai fara raguwa da laushi cikin lokaci. Don yanayin da ake buƙatar mafi girman yanayin aiki, ana iya amfani da aluminium-conductor karfe-supported (ACSS)
Kwanciyar madugu ana ƙaddara ta yatsu huɗu masu tsayi; Hanyar "dama" ko "hagu" na shimfida yana ƙayyade idan ya dace da jagoran yatsa daga hannun dama ko hagu bi da bi. Aluminum na sama (AAC, AAAC, ACAR) da ACSR masu gudanarwa a cikin Amurka ana kera su koyaushe tare da saman madubin waje tare da shimfiɗar hannun dama. Komawa zuwa tsakiya, kowane Layer yana da madaidaicin layuka. Wasu nau'ikan madugu (misali madugu saman jan ƙarfe, OPGW, ƙarfe EHS) sun bambanta kuma sun kwanta na hagu akan madubin waje. Wasu ƙasashen Kudancin Amurka sun ƙididdige gefen hagu don layin madugu na waje a kan ACSR, don haka waɗanda ke da rauni daban da waɗanda aka yi amfani da su a Amurka.
ACSR kerarre ta mu iya saduwa da ASTM, AS, BS, CSA, DIN, IEC, NFC da dai sauransu misali.
Lokacin aikawa: Satumba-09-2024