最新电线电缆载流量表大全.pdf
载流量对照表铜芯线载流量表（1）铝芯线载流量表（2）注注导线截面1积 （mm2）载 流 量19（25 度）断路器规格（A）101.52.5461016253550709512015018524203225424055507563105100138125170160215200265250325315375350430490400线径选择一般为设备额定电流的 1.7 倍，由于断路器需要保护线路，所以断路器的额定电流应小于导线所能承受的电流I 线=In*1.7In 为设备额定电流I 断=I 线/1.2I 线为线径所承受的电流，I 断为断路器额定电流导线截面（mm2）载流是截面倍数载流量 （A） 9断路器规格（A）611.52.54610162535507095120150185240及 以上2.521.791410231620832257483240660505906343.53100123150210237.580100125160200300300370408250350In I 断 I 线裸导线的许用电流可提高 50%紧挨间距品字电压一字一字电压电压电压序铜电线 单芯载流量型电两芯载三心载四心载降型电型电降降降号型号(A)压降流量(A)流量(A)流量(A)mV/m压降压降mV/mmV/mmV/mmV/MmV/mmV/m0.95 0.85 0.7VVYJVVV YJVVV YJVVV YJV11.5mm22022.5mm22834mm23846mm 2482530.86 26.73 26.73 26.7316161318 30.86 1313 30.863518.918.918.918.9233518.9182218.9183018.95011.76 11.76 11.76 11.763438 11.76 2334 11.76 2840 11.76607.867.867.867.8640557.8632407.8635557.86510mm265854.674.044.044.0555754.6745554.6748804.67616mm2901102.952.552.562.5570 1082.960752.665652.6725mm21151501.871.621.621.63 100 1401.980 1001.686 1051.6835mm21451801.351.171.171.19 125 1751.3105 1301.2108 1301.2950mm21702301.010.870.880.9145 2101130 160 0.87 138 165 0.871070mm22202850.710.610.620.65 190 2650.7165 210 0.61 175 210 0.611195mm22603500.520.450.450.5230 330 0.52 200 260 0.45 220 260 0.4512120mm23004100.430.370.380.42 270 410 0.42 235 300 0.36 255 300 0.3613150mm23504800.360.320.330.37 310 470 0.35 275 3500.3340 3600.314185mm24105400.30.260.280.33 360 570 0.29 320 410 0.25 400 415 0.2515240mm24806400.250.220.240.29 430 650 0.24 390 485 0.21 470 495 0.2116300mm25607400.220.20.210.28 500 700 0.21 450 560 0.19 500 580 0.1917400mm26508800.20.170.20.26 600 820 0.1918500mm27501000 0.190.160.180.2519630mm28801100 0.180.150.170.2520800mm2 1100 13000.170.150.170.2421 1000mm2 1300 14000.160.140.160.24( U 压降)计算公式=I 总电流R 总电阻(I 总电流)计算公式=P 功率/ /U 电压/ /cos 功率因素 0.80.85(R 总电阻)计算公式= 导体电阻率*L 线长/ /线截面积( 铜芯电缆电阻)：0.0174 每米( 铝芯电缆电阻)：0.0283 每米一、塑料绝绝电线在空气中穿管敷设的载流量（包括阻燃，耐火，不燃烧型）1，500V 单芯聚氯乙烯绝缘电线在空气中敷设长期连续负荷准许载流量，标称截面 mm207510152546101625355070长期连续负何准许载流量A铜芯16192432425575105138170215265铝芯-182532425980105130165205相应电线表面温度60606060606060606060606095120150185325375430490250285325380606060602，500V 单芯聚氯乙烯绝缘电线穿管时在空气中敷设长期连续负荷准许载流量，适用型号，BV,BLV导体线芯最高准许工温度；65周围环境温度；25标称截面mm2101525461016253550709512015018514192635476582107133165205250290330380长期连续负荷准许载流量A穿二根电线铜芯-15202735496380100125155190220250285铝芯1317243141577395115145183225260300340穿三根电线铜芯-1318243244567090110143170195225255铝芯1116222837506585105130165200230265300穿四根电线铜芯-1215222838506580100127152172200230113,，500V 单芯聚氯乙烯绝缘电线穿塑管时在空敷设长期连续负荷准许载流量，适用型号，BV,BLV ,慢电线芯最高准许工作温度；65 周围环境温度；25表称截面mm210152546101625351216243141567295120长期连续负荷准许载流量A穿二根电线铜芯-1318243142557390铝芯1115212836496585105穿三根电线铜芯-11516222738496580铝芯101319253244577593穿四根电线铜芯-1014192533445770铝芯铝芯507095120150185150185230270305355114145175200230265132167205240275310102130158180207235117148185215250280901151401601852124，聚氯乙烯绝缘软线，丁晴聚氯乙烯复合物绝缘软线，聚氯乙烯绝缘聚氯乙烯护套电缆在空气中敷设，长连许负荷准许载流量，适用型号；RV.,RVV ,RVB,RVS,RFB,RFS,BVV ,BLVV ,导电线芯最高准许工作温度；65周围环境温度；25标称截面mm2012020304050751152254610长期连续负荷准许载流量A一芯电线铜芯579111251619242832425557铝芯-253443594557859512515192226364765二芯电线铜芯铝芯-2026335134567911141720263252三芯电线铜芯铝芯-16222540二、0.6/1kv 聚氯乙烯绝缘电力电缆载流量阻燃耐火型亦参照此表适用型号 vv.vLv导电线芯最高工作温度 70空气温度 30土攘温度 25土壤热阻系数 1。 2.m/w1000/m标称截面21.52.546101625在空气中一芯铜2432455680106143铝-2534436183111202836476689117二芯铜铝-212936516991172331395676102三芯铜铝-18243143597834466175105138180一芯铜铝-354758811061382735475880105133在地下二芯铜铝-2836456282104223039496889107三芯铜-233138526983铝35507095120150185240300400500630800175223265329382445519609705832965135133170207254297339392472546641753143180217238273325370-111138170182211242298-122154191233270313360429477-94122148180207244281334376-218265310369416474530617700820929169196239283323364408474530629710164201244280320355407-127159186210238272322-131159195231262300337390451-101123150178201231262301355-1134880106081312239381049-三、0.6/1kv 3+1 芯或 4 芯聚氯乙烯绝缘及护套电力电缆的载流量2适用型号 vv.vLv导电线芯最高工温度 70空气温度 30。土壤温度 25土壤热阻系数 1。2m/w标称截面2461016253550在空气中铜2838516892115144铝222840537189111在地下铜37466180106130161铝2836476182101124标称截面mm27095120150185240300在空气中铜178218253298344390438铝136168195228263291342194231263303340397448在地下铜铝148177204233263298356四、0.6/1kv 聚氯乙烯绝缘及护套电力电缆载流量适用型号 vv22VLV22导导电线芯最高准许工作温度 70。空气温 30。土壤温度 25土壤热阻系数；1.2标称截面mm246101625255070在空气中一芯铜-82111143175223276铝-在地下三芯铜32405777102122154191铝243245608095122148-101132175212260307一芯铜铝-78104132164201238455677102125148181220二芯铜铝354359799711514017038476587109130160195三芯铜铝2937506684100123150二芯铜37486791122143180217铝2937527092111138170-648511113817521295120150185240300400500630800334387445509615700832970112413462602973453984775416417478751039240278319368-185215254292-233270313360424477-180207244281334371-37142448354163672183895510931284286339375419493557647743849987278320361405-208229270310-229262299334386445-176201229257298350-五、0.6/1kv3+1 芯或 4 芯聚氯乙烯绝缘及护套电力电缆载流量适用型号 vv22,vlv22导电线芯最高准许工作温度 70空气温度 30， ，土壤温度 25土壤热阻系数；1。2标称截面mm2461016253550在空气中铜2939527094119149铝232940547392115在地下铜36466181106134163铝2736476282103125标称截面mm27095120150185240300在空气中铜184226260301345390447铝141174201231266294345在地下铜196234267301338389440铝151181206231261290340六、0.6/1kv3+2 芯 4+1 芯 5 芯聚氯乙烯绝缘电力电缆载流量1， ，适用型号 VV,VLV ,VV22,VLV22,导电线芯最高工作温度 702，空气温度 30，土壤温度 25土壤热阻系数；1。2标称截面mm2非铠装在空中铜铝-1621253647648410012415618315212637466082108134165203236在地下铜20283445567295123151181216246铝-21273343557596113136165192在空气中铜-2536455880107132162200230铝-21253445628298122152180铠装在地下铜-3344547095121149180212241铝-26324153749411013516118715254610162535507095120150185240300281328367418214246268330287334374428219251275341275318352401208236253314280324360412212241261325七、0.6/1kv.-1.8/3kv硅烷交联聚乙烯绝缘电力电缆载流量，该产品的阻燃，耐火产品的载流量参照此计算徝选择适用型号；YJV,YJLV ,YJY,包括钢带凯装导体最高准许工作温度 90空气温度 30， ，土壤温度 25土壤热阻系数；1.2非铠装标称截面mm2一芯铠装在地下在空气中三芯一芯二芯三芯一芯在空气中二芯三芯一芯在地下二芯三芯二芯铜1525406010162535507095120150185240300400500630800314158721021361832242853394214895706647459029951135铜2636466085114150150183230278305350416474-铜223040507297131156197244298346401461549611678-铜44597896134177230279339397472532607678760896990108912571465铜35456074102134170210257312358410454512-铜2838506387114137168204250296335384431499577642-铜-105142183224285353428495569651768896991113013501633铜-466085116156183230277307355408471-铜-40517298130156197245298345400457542610670-铜-129168225271332392464524608662764882987102212391440铜-577198130160189231281355400438502-铜-486083111131162204249293355382427494569638-13521637注；表中计算值为铜芯载流量。铝芯载流量为铜芯的 1/1.29 倍八、0.6/1kv.-1.8/3kv硅烷交联聚乙烯绝缘电力电缆载流量，该产品的阻燃，耐火产品的载流量参照此计算徝选择3+1，3+2，4+1，4 芯，5 芯电缆载流量，适用型号；yjlv,yjly(包括钢带，铠装)导体最高准许工作温度；90空气温度；30土壤温度；25土壤热阻系数；1.23+1。 。或，4 芯标称截面mm23+2，或，4+1，或 5 心非铠装在空气中在地下非铠装在空气中在地下铠装在空气气在地下铠装在空气中在地下铝2.54610162535507095120150185240300222836516891114142174215250292337372438铝2635466078104129158189226261298338382456铝-2836516993117147180222257295340376441铝-34466079104131160190231262295334371435铝202732466082108128159200234274315343422铝263442557096122144174211245280321352436铝铝注，表中给出计算值是铝芯载流量，铜芯栽流量为铝芯的 1.29 倍，九、单芯铜导体交联聚乙烯绝缘电力电缆载流量适用型号，YJV,YJV22,YJY,YjV32,YJV33， ，42， ， ，43电缆电压等级 3.6/6kv电压等级标称截面mm225355070951201501853.6/6kv单芯在土壤中160187220276330370410456在空气中142175206260320361471475电压等级标称截面mm22403004005006308001000120036/6kv单芯在土壤中54060168077286196010391117在空气中550646757857970110312371321十、单芯铜导体交联聚氯乙烯绝缘电力电缆载流量，适用型号，YJV,YJY,YJV22,电压等级，6/6,6/10kv电压等级标称截面mm225355070951201501856/6,6/10kv单芯在土壤中161188221287331367400456在空气中142175207260320360412475电压等级标称截面mm2240300400500630800100012006/6,6/10kv单芯在土壤中53860068177086295710401148在空气中550647785857970110312371319十一、单芯铜导体交联聚氯乙烯绝缘电力电缆栽流量，适用型号，yjv,yjy,yjv22,电压等级，8.7/10， ，8.7/15kv电压等级标称截面mm2253550709512015018587/10，8。7/15kv单芯在土壤中160187227278331380412457在空气中142175206260320360417480电压等级标称截面mm2240300400500630800100012008.7/10,8.7/15kv单芯在土壤中54060068277286196010091039在空气中557648755856970110312371321十二、单芯铝导体交联聚氯乙烯绝缘电力电缆载流量，适用型号，YJLV ,YJLY,JLV22,YJLY22,电压等级，3.6/6kv,电压等级标称截面mm225355070951201501853.6/6kv单芯在土壤中129140182207249289321360在空气中125138169207248290341375电压等级标称截面mm2240300400500630800100012003.6/6kv单芯在土壤中417469530601697771867917在空气中44150858768780292710401127十三、单芯铝导体交联聚氯乙烯绝缘电力电缆载流量，适用型号，YJLV ,YJLY,YJLV22,YJLY22电压等级，6/6KV,6/10KV,电压等级标称截面mm225355070951201501856/6kv,6/10,kv单芯在土壤中130141183206250290320361在空气中127139167200249290340376电压等级标称截面mm2240300400500630800100012006/6kv,6/10kv单芯在土壤中420467532600696770867917在空气中440508587687800926103811217十四、单芯铝导体交联聚氯乙烯绝缘电力电缆栽流量，适用型号，YJLV ,YJLY,YJLV22,YJLY22,电压等级，8.7/10，8.7/15，电压等级标称截面mm225355070951201501858.7/10KV,.8.7/15KV单芯在土壤中130142181205248289320361在空气中125138169205246291342381电压等级标称截面mm2240300400500630800100012008.7/10KV.,8.7/15KV单芯在土壤中420469531600697772867917在空气中44750758668780292610411128十五、三芯铜导体交联聚乙烯绝电力电缆载流量，适用型号，YJV,YJY,YJV22,YJY22电压等级，3.6/6KV电压等级标称截面mm225355070951201501856/6KV三芯在土壤中150184221259320360413485在空气中1361672002522993413954336电压等级标称截面mm22240300400500630800100012006/6KV三芯在土壤中530600在空气中520594十六、三芯铜导体交联聚乙烯绝缘电力电缆载流量，适用型号,YJV,YJY,YJV22,YJY22电压等级，6/6KV,6/10KV电压等级标称截面mm22535507095电压等级标称截面mm225355070951201501858.7/10KV,8.7/15KV三芯在土壤中151184223269325三芯在土壤中150184220260323364414459在空气中137168200252298340395436在空气中137168200250299电压等级标称截面mm2120150185240300电压等级标称截面mm22403008.7/10KV,8.7/15KV三芯在土壤中364416456532600三芯在土壤中5326058十七、三芯铝导体交联聚乙烯绝缘电力电缆载流量，适用型号，YJLV,YJL Y,YJLV22,YJLY22电压等级，3.6/6KV电压等级标称截面mm225355070951201501853.6/6KV三芯在土壤中112130173209247275321350在空气中106132158185226263301335电压等级标称截面mm22403003.6/6KV三芯在土壤中400460在空气中394455在空气中520593在空气中3593904475205846/6KV,6/10KV6/6KV,6/10KV十八、三芯铝导体交联聚乙浠绝缘电力电缆载流量，适用型号，YJLV,YJL Y,YJLV22,YJLY22,电压等级，6/6KV,6/10KV,电压等级标称截面mm26/6KV,6/10KV三芯在土壤中在空气中电压等级标称截面mm26/6KV,6/10KV三芯在土壤中在空气中2535507095120150185110129174210239277325357102133159187223265305337240300404462398457十九、三芯铝导体交联聚乙烯绝缘电力电缆载流量，适用型号，YJLV，YJLY，YJLV22，YJLY22电压等级，8.7/10KV,8.7/15KV,电压等级标称截面mm225355070958.7/10KV,8.7/15KV三芯在土壤中116132175208247在空气中108134149187219电压等级标称截面mm21201501852403008.7/10KV,8.7/15KV三芯在土壤中273320357410465在空气中260305339400460二十、架空绝缘电缆栽流量，1，1KV 及以下架空绝缘电缆在空气中敷设时栽流量，适用型号，JKV,JKLV ,JKY,JKLY,导电线芯最高准许温度 70，周围环境温度；30导体材料截面，mm2162535507095120150185240聚氯乙烯(PVC)102138170209266332384442515615铜聚乙烯(PE)104142175216275344400459536641聚氯乙烯(PVC)79107132162207257299342399476铝聚乙烯(PE)81111136168214267311356416497二十一、10KV,35KV ,交联聚氯乙烯绝缘架空电缆在空气中的载流量，适用型号，JKYJ,JKLYJ(JKY,JKLY),导体长期工作温度 90，空气环境温度 30标称截面 mm21625一芯铝93104铜115132铝87100三芯铜11212935507095120150185240127155195238274318350410161190251300350400462550120148180220250280320376155191232284323361412480
