电线电缆载流量表

1、载流量对照表导线截面积（mm 2）11.52.54610162535507095120150185载流量（25 度）192432425575105138170215265325375430490断路器规格（A）102025405063100125160200250315350400导线截面（mm 2）11.52.54610162535507095120150185240铜芯线载流量表（1）铝芯线载流量表（2）载流是截9876543.532.521.5面倍数载流量(A)914233248609010121521233030373603007.50000断路器规610162532506380101

2、21620250315格(A)20400500注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=ln*1.7In为设备额定电流I断=1线/1.2I线为线径所承受的电流断为断路器额定电流ln< I断< I线裸导线的许用电流可提高50%序号铜电线型号单芯载流量(A)电压 降 mV/m品字型电 压降 mV/M紧挨一字型电 压降mV/m间距 一字 型电 压降mV/m两芯载流量(A)电压 降 mV/m三心载流量(A)电压 降 mV/m四心载流量(A)电压 降 mV/m0.950.850.7VVYJVVVYJVVVYJVVVYJV1

3、1.5mm 2202530.8626.7326.7326.731616131830.86131330.8622.5mm 2283518.918.918.918.9233518.9182218.9183018.934mm 2385011.7611.7611.7611.76343811.76233411.76284011.7646mm 248607.867.867.867.8640557.8632407.8635557.86510mm 265854.674.044.044.0555754.6745554.6748804.67616mm 2901102.952.552.562.55701082.96

4、0752.665652.6725mm 21151501.871.621.621.631001401.9801001.6861051.6835mm 21451801.351.171.171.191251751.31051301.21081301.2950mm 21702301.010.870.880.914521011301600.871381650.871070mm 22202850.710.610.620.651902650.71652100.611752100.611195mm 22603500.520.450.450.52303300.522002600.452202600.451212

5、0mm23004100.430.370.380.422704100.422353000.362553000.3613150mm23504800.360.320.330.373104700.352753500.33403600.314185mm24105400.30.260.280.333605700.293204100.254004150.2515240mm24806400.250.220.240.294306500.243904850.214704950.2116 3；00mm5607400.220.20.210.285007000.214505600.195005800.19217400m

6、m26508800.20.170.20.266008200.1918500mm275010000.190.160.180.2519630mm288011000.180.150.170.2520800mm2110013000.170.150.170.24211000mm2130014000.160.140.160.240.6/1kv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 C空气温度30 C土攘温度25 C土壤热阻系数1。2 °C .m/w1000/m标称截面伽2在空气中在地下一芯二芯三芯一芯二芯三芯铜铝铜铝铜铝铜铝铜铝铜铝1.524-

7、20-17-34-27-22-2.5322528212318463535283023445343629312461474736393165643473639317558584549381080616651564310581806268521610683896976591381061058289692514311111791102781801381331041078335175133143111122942181691641271311015022317018013815412226519620115915912370265207217170191148310239244186195150953

8、29254238182233180369283280210231178120382297273211270207416323320238262201150445339325242313244474364355272300231185519392370298360281530408407322337262240609472-429334617474-390301300705546-477376700530-451355400832641-820629-500965753-929710-630113880-106813-40800135104-122938-930.6/1kv3+1 芯或4芯聚氯乙

9、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 °C空气温度30 C。土壤温度25 C土壤热阻系数1。2 C m/w标称截面伽2在空气中在地下标称截面mm 2在空气中在地下铜铝铜铝铜铝铜铝42822372870178136194148638284636952181682311771051406147120253195263204166853806115029822830323325927110682185344263340263351158913010124039029139729850144111161124300438342448356二0.6/1

10、kv聚氯乙烯绝缘及护套电力电缆载流量适用型号 W22VLV22导导电线芯最高准许工作温度70 C。空气温30 C。土壤温度25 C土壤热阻系数；1.2 C标称截面2mm在空气中在地下一芯二芯三芯一芯二芯三芯铜铝铜铝铜铝铜铝铜铝铜铝4-37293224-453538296-48374032-56434737108264675257451017877596550161118591707760132104102798766251431111229210280175132125971098425175138143111122952121641481151301005022317518013815412

11、22602011811401601237027621221717019114830723822017019515095334260240185233180371286278208229176120387297278215270207424339320229262201150445345319254313244483375361270299229185509398368292360281541419405310334257240615477-424334636493-386298300700541-477371721557-445350400832641-838647-500970747-955

12、743-6301124875-1093849-80013461039-1284987-0.6/1kv3+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 C空气温度30 C 土壤温度25 C土壤热阻系数；1。 2 C标称截面2mm在空气中在地下标称截面2mm在空气中在地下铜铝铜铝铜铝铜铝429233627701841411961516392946369522617423418110524061471202602012672061670548162150301231301231259473106821853452663382613511992

13、13410324039029438929050149115163125300447345440340三.0 . 6/1kv3+2 芯4+1芯5芯聚氯乙烯绝缘电力电缆载流量仁适用型号 W,VLV,W22,VLV22,”导电线芯最高工作温度70 C2.空气温度30 C.土壤温度25 C土壤热阻系数；1。 2 C标称截面2mm非铠装铠装在空中在地下在空气中在地下铜铝铜铝铜铝铜铝1 . 515-20-2 . 521162821-4262134272521332663725453336254432104636564345345441166047725558457053258264957580629574

14、351088412396107821219450134100151113132981491107016512418113616212218013595203156216165200152212161120236183246192230180241187150281214287219275208280212185328246334251318236324241240367268374275352253360261300418330428341401314412325四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.

15、3.6/6kv电压等级3.6/6kv电压等级3. 6/6kv标称截面单芯标称截面单芯2 mm在土壤中在空气中2 mm在土壤中在空气中25160142240540550351871753006016465022020640068075770276260500772857953303206308619701203703618009601103150410471100010391237185456475120011171321五.0 . 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1.1-3芯电缆的载流量见表 7适用型号；YJV,YJLV

16、,YJY,包括钢带凯装 导体最高准许工作温度90 C空气温度30 C .土壤温度25 C土壤热阻系数；1.2 C标称截面2mm非铠装铠装在空气中在地下在空气中在地下一芯芯二芯一芯心二心一芯心二心一芯心二心铜铜铜铜铜铜铜铜铜铜铜铜1 . 5312622443528-2 . 5413630594538-4 . 0584640786050-4640-57486 . 0726050967463-6051-7160101028572134102871058572129988316136114971771341141421169816813011125183150131230170137183156130

17、22516013135224150156279210168224183156271189162502851831973392572042852301973322312047033923024439731225035327724539228124995421278298472358296428307298464355293120489305346532410335495355345524400355150570350401607454384569408400608438382185664416461678512431651471457662502427240745474549760-499768

18、-542764-494300902-611896-577896-610882-569400995-678990-642991-670987-6385001135-1089-1130-1022-630135-1257-1350-1239-2800163-1465-1633-1440-7注；表中计算值为铜芯载流量。铝芯载流量为铜芯的1/1。29倍六.3+1.3+2.5+1.4芯.5芯电缆载流量.适用型号；yjv,yjy,yjlv,yjly（包括钢带.铠装）导体最高准许工作温度；90 C空气温度；30 C土壤温度；25 C土壤热阻系数；1.2 C标称截面2mm3+1。或.4 芯3+2.或.4+1.或

19、 5 心非铠装铠装非铠装铠装在空气中在地下在空气气在地下在空气中在地下在空气中在地下铝铝铝铝铝铝铝铝2.52226-20264283528342734636463646324210516051604655166878697960702591104931048296351141291171311081225014215814716012814470174189180190159174952152262222312002111202502612572622342451502922982952952742801853373383403343153212403723823763713433523004

20、38456441435422436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.七.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,YJV2,电压等级.6/6,6/10kv电压等级6/6,6/10kv电压等级6/6,6/10kv标称截面单芯标称截面单芯2 mm在土壤中在空气中2 mm在土壤中在空气中25161142240538550351881753006006475022120740068178570287260500770857953313206308629701203673608009571103150400412100010401237185456475

21、120011481319八.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,yjv 22,电压等级.8。7/10.8。7/15kv电压等级8 . 7/10.8。7/15kv电压等级8.7/10,8.7/15kv标称截面单芯标称截面单芯2mm 2在土壤中在空气中2 mm在土壤中在空气中25160142240540557351871753006006485022720640068275570278260500772856953313206308619701203803608009601103150412417100010091237185457480120010391321九单芯

22、铝导体交联聚氯乙烯绝缘电力电缆载流量适用型号.YJLV,YJLY,JLV2,YJLY22,电压等级.3。6/6kv,电压等级3.6/6kv电压等级3.6/6kv标称截面单芯标称截面单芯2 mm在土壤中在空气中2 mm在土壤中在空气中25129125240417441351401383004695085018216940053058770207207500601687952492486306978021202892908007719271503213411000867104018536037512009171127十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,YJLV2

23、,YJLY2电压等级.6/6KV,6/10KV,电压等级6/6kv,6/10,kv电压等级6/6kv,6/10kv标称截面单芯标称截面单芯2 mm在土壤中在空气中2 mm在土壤中在空气中251301272404204403514113930046750850183167400532587702062005006006879525024963069680012029029080077092615032034010008671038185361376120091711217卜一 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”YJLV2,YJLY22,电压等级.8。 7/10

24、.8 。 7/15.电压等级8.7/10KV,.8.7/15KV电压等级8.7/10KV.,8.7/15KV标称截面单芯标称截面单芯2mm 2在土壤中在空气中2 mm在土壤中在空气中25130125240420447351421383004695075018116940053158670205205500600687952482466306978021202892918007729261503203421000867104118536138112009171128十二三芯铜导体交联聚乙烯绝电力电缆载流量适用型号.YJV,YJY,YJV2,YJY22电压等级6/6KV电压等级6/6KV标称截面三

25、芯标称截面三芯2 mm在土壤中在空气中mm 22在土壤中在空气中2515013624053052035184167300600594502212004007025925250095320299630120360341800150413395100018548543361200电压等级.3。 6/6KV十三三芯铜导体交联聚乙烯绝缘电力电缆载流量适用型号，丫JV,YJY,YJV2,YJY22电压等级.6/6KV,6/10KV电压等级6/6KV,6/10KV电压等级6/6KV,6/10KV标称截面三芯标称截面三芯2 mm在土壤中在空气中2 mm在土壤中在空气中25150137240532520351

26、841683006055935022020070260252953232981203643401504143951854594368十四三芯铜导体交联绝缘电力电缆载流量适用型号.YJV,YJY,YJV2,YJY22,电压等级8.7/10KV,8.7/15KV电压等级8.7/10KV,8.7/15KV标称截面三芯标称截面三芯2mm 2在土壤中在空气中2 mm在土壤中在空气中2515113712036435935184168150416390502232001854564477026925024053252095325299300600584电压等级.8。 7/10KV,8.7/15KV,十五三芯

27、铝导体交联聚乙烯绝缘电力电缆载流量适用型号.YJLV,YJLY,YJLV2,YJLY22电压等级.3.6/6KV电压等级3.6/6KV电压等级3.6/6KV标称截面三芯标称截面三芯2 mm在土壤中在空气中2 mm在土壤中在空气中2511210624040039435130132300460455501731587020918595247226120275263150321301185350335十六三芯铝导体交联聚乙浠绝缘电力电缆载流量适用型号.YJLV,YJLY,YJLV2”YJLY22,电压等级.6/6KV,6/10KV,电压等级6/6KV,6/10KV电压等级6/6KV,6/10KV标称

28、截面三芯标称截面三芯2 mm在土壤中在空气中2 mm在土壤中在空气中25110102240404398351291333004624575017415970210187952392231202772651503253051853573379十七三芯铝导体交联聚乙烯绝缘电力电缆载流量适用型号.YJLV.YJLY.YJLV2.YJLY22电压等级.8。 7/10KV,8.7/15KV,电压等级8.7/10KV,8.7/15KV电压等级8.7/10KV,8.7/15KV标称截面三芯标称截面三芯2mm 2在土壤中在空气中2 mm在土壤中在空气中25116108120273260351321341503

29、20305501751491853573397020818724041040095247219300465460十八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 C 周围环境温度；30 C导体材料铜铝截面.mm 2聚氯乙烯(PVC)聚乙烯(PE)聚氯乙烯(PVC)聚乙烯(PE)16102104798125138142107111351701751321365020921616216870266275207214953323442572671203844002993111504424593423561

30、85515536399416240615641476497十九.10KV,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JKYJJKLYJJKYJKLY导体长期工作温度 90 C 空气环境温度 30 C标称截面mm 2一芯三芯铝铜铝铜1693115871122510413210012935127161120155501551901481917019525118023295238300220284120274350250323150318400280361185350462320412240410550376480二十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长期连续负何准许载流量A相应电线表面温度Cmm 2铜芯铝芯0. 7516-601 . 019-601 . 52418602. 53225604423260655426010755960161058060251381056035170130605021516560702652056095325250601203752856015043032560185490380602.500V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 C周围环境温度；25 C标称截