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1、500伏銅芯絕緣導(dǎo)線長期連續(xù)負(fù)荷允許載流量表 導(dǎo)線截面(mm2)線芯結(jié)構(gòu)導(dǎo)線明敷設(shè)橡皮絕緣導(dǎo)線多根同穿在一根管內(nèi)時允許負(fù)荷載流量(A)塑料絕緣導(dǎo)線多根同穿在一根管內(nèi)時允許負(fù)荷載流量(A)股數(shù)單芯直徑(mm)成品外經(jīng)(mm)30oC30oC30oC橡皮塑料穿金屬管穿塑料管穿金屬管穿金屬管2根3根4根2根3根4根2根3根4根2根3根4根1.011.134.42018141311121110131210111091.511.374.625201917161615131816151514122.511.765.03330262322232119242221222018412.245.
2、54239353128312824332926292623612.736.254514640364036324438353834301071.337.879706456505549436153475246411671.688.81039880726571645677686167615325191.2810.61351281069484948475100898089807035191.5111.81681591311141031171039212410798112988750191.8113.82152011631441281501311151541361211401231097
3、0491.3317.326624820118016218216314519217115417315613895841.2020.83223042412201972242011822342101872151921731201331.0821.7374350280252229260234212266248215248224201150372.2422.0440402318290262299271248299276252285262234185 504458359331299336308280355317280331289261注:導(dǎo)電線芯最高允許溫度+65oC 0.6/1KV聚
4、氯乙烯絕緣及護(hù)套鎧裝電力電纜在空氣中和地下敷設(shè)長期連續(xù)負(fù)荷載流量 適用電纜型號:VV22、VLV22導(dǎo)電線芯最高允許工作溫度:70℃,周圍環(huán)境溫度:30℃土壤溫度:25℃,土壤熱阻系數(shù):1.2℃m/w截面mm2長期連續(xù)負(fù)荷允許載流量(A)在空氣中在地下一芯二芯三芯四芯及3+1芯一芯二芯三芯四芯及3+1芯銅芯鋁芯銅芯鋁芯銅芯鋁芯銅芯鋁芯銅芯鋁芯銅芯鋁芯銅芯鋁芯銅芯鋁芯4--372932242923--4535382936276--483740323929--56434737463610826467525745524010178775965506147161118591707760
5、705413210410279876681622514311112292102809473175132125971098410682351751381431111229511992212164148115130100134103502231751801381541221491152602011811401601231631257027621221717019114818414130723822017019515019615195334260--233180226174371286--229176234181120387297--270207260201424339--26220
6、1267206150445345--313244301231483375--299229301231185509398--360281345266541419--334257338261240615477--424334--636493--386298--300700541--477371--721557--445350--400832641------828647------500970747------955743------6301124875------1093849------80013461039------1284987------0.6/1KV聚氯乙烯絕緣及護(hù)套
7、電力電纜在空氣中和地下敷設(shè)長期連續(xù)負(fù)荷載流量 適用電纜型號:VV,VLV導(dǎo)電線芯最高允許工作溫度:70℃,周圍環(huán)境溫度:30℃土壤溫度:25℃,土壤熱阻系數(shù):1.2℃m/w截面mm2長期連續(xù)負(fù)荷允許載流量(A)在空氣中在地下一芯二芯三芯四芯及3+1芯一芯二芯三芯四芯及3+1芯銅芯鋁芯銅芯鋁芯銅芯鋁芯銅芯鋁芯銅芯鋁芯銅芯鋁芯銅芯鋁芯銅芯鋁芯1.524-20-17- 34-27-22-???? 2.5322528212318 463535283023 445343629312428226