电线电缆载流量表

1、载流量对照表导线截 面积（mm211.52.54610162535507095120150185载流量（25 度）192432425575105138170215265325375430490断导线截面 规格（A（mm210201.525 2.540450163160)253516)2%250543151203501504( 185)0240铜芯线载流量表（1）铝芯线载流量表（2）载流是截面倍数9876543.532.521.5载流量9142332486090101215212330303736（A）03007.00005断路器规61016253250638010121620250315格(

2、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=1 n*1.7In 为设备额定电流I断=1线/1.2 I线为线径所承受的电流，I断为断路器额定电流I* 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)电压降品字型电紧挨一字间距一字两芯载流量(A)电压降三心载流量(A)电压降四心载流量(A)电压降”V/m压降型电型电mV/mmV/mmV/mmV/M压降压降mV/mmV/m0.95 0.85 0.7VVYJVVVYJVVVYJVVVYJV!11.5mm2202530.86 :26.73 26

3、.73 26.731616131830.86131330.8622.5mm2283518.918.918.918.9233518.9182218.9183018.934mm2385011.7611.76 11.76 11.76343811.76233411.76284011.7646mm 248607.867.867.867.8640557.8632407.8635557.86510mm265854.674.044.044.0555754.6745554.6748804.67616mm2901102.952.552.562.55701082.960752.665652.6725mm211515

4、01.871.621.621.631001401.9801001.6861051.6835mm21451801.351.171.171.191251751.31051301.21081301.2950mm21702301.010.870.880.914521011301600.871381650.871070mm22202850.710.610.620.651902650.71652100.611752100.611195mm22603500.520.450.450.52303300.522002600.452202600.4512120mm23004100.430.370.380.42270

5、4100.422353000.362553000.3613150mm23504800.360.320.330.373104700.352753500.33403600.314185mm24105400.30.260.280.333605700.293204100.254004150.2515240mm24806400.250.220.240.294306500.243904850.214704950.21163OOmm25607400.220.20.210.285007000.214505600.195005800.1917400mm26508800.20.170.20.266008200.1

6、918500mm275010000.190.160.180.2519630mm288011000.180.150.170.2520800mm2110013000.170.150.170.242i，I000mm2130014000.160.140.160.240.6/1kv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 E土攘温度25 C土壤热阻系数 1。2 °C .m/w1000/m标称截面2 mm在空气中在地下-H-一心-H-心二芯-H-一心-H-心二心铜铝铜铝铜铝铜铝铜铝铜铝1.524-20-17-34-27-22-2.

7、532252821231846353528302344534362931246147473639316564347363931755858454938108061665156431058180626852161068389697659138106105828969251431111179110278180138133104107833517513314311112294218169164127131101502231701801381541222651962011591591237026520721717019114831023924418619515095329254238182233180

8、369283280210231178120382297273211270207416323320238262201150445339325242313244474364355272300231185519392370298360281530408407322337262240609472-429334617474-390301300705546-477376700530 -451355400832641-820629-500965753-929710-630113880-106813-40800135104-122938-930.6/1kv3+1芯或4芯聚氯乙烯绝缘及护套电力电缆的载流量2 适

9、用型号vv.vLv导电线芯最高工温度70 E空气温度30 E。土壤温度25 E土壤热阻系数1。2 °C m/w42822372870178136194148638284636952181682311771051406147120253195263204166853806115029822830323325927110682185344263340263351158913010124039029139729850144111161124300438342448356二0.6/1kv聚氯乙烯绝缘及护套电力电缆载流量适用型号VV22 VLV22导导电线芯最高准许工作温度70C。空气温30C

10、。土壤温度25C土壤热阻系数；1.2 C标称截面2 mm在空气中在地下-H-一心-H-二心二芯H-R一心二心二心铜铝铜铝铜铝铜铝铜铝铜铝4-37293224-453538296-48374032-5643473710826467525745101787759655016111859170776013210410279876625143111122921028017513212597109842517513814311112295212164148115130100502231751801381541222602011811401601237027621221717019114830723822

11、017019515095334260240185233180371286278208229176120387297278215270207424339320229262201150445345319254313244483375361270299229185509398368292360281541419405310334257240615477-424334636493-386298300700541-477371721557-445350400832641-838647-500970747-955743-6301124875-1093849-80013461039-1284987-0.6/

12、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” VIV22导电线芯最高准许工作温度 70 r空气温度30C, , 土壤温度25r土壤热阻系数；1。2r标称截面2 mm在空气中在地下标称截面mm在空气中在地下铜铝铜铝铜铝铜铝42923362770184141196151639294636952261742341811052406147120260201267206167054816215030123130123125947310682185345266338261351199213410324039029438929050149115163125300447345440

13、340三，0. 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70C2,空气温度30E，土壤温度25T土壤热阻系数；1。2C标称截面mm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. 521162821-426213427252133266372545333625443210463656434534544116604772555845705325826495758062957435108841239610782121945013410015111313298149110701651241

14、8113616212218013595203156216165200152212161120236183246192230180241187150281214287219275208280212185328246334251318236324241240367268374275352253360261300418330428341401314412325四,单芯铜导体交联聚乙烯绝缘电力电缆载流量适用型号，YJV,YJV 22” YJY,YjV 32,YJV 33, 42,43电缆电压等级，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

15、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,YJY,包括钢带凯装导体最高准许工作温度90 E空气温度30C, , 土壤温度25C土壤热阻系数；1.2

16、 C标称截非铠装铠装在空气中在地下在空气中在地下面-H-一心二二-H-一心二二-H-一心二二-H-一心二二2 mm-H-H-芯、芯、-H-H-芯、芯、-H-H-芯、芯、-H-H-芯、芯、铜铜 铜铜铜 铜铜 铜 铜铜铜 铜1. 53126224435282. 54136305945384. 0584640786050-4640-57486. 0726050967463-6051-71601010285721341028710585721299883161361149717713411414211698168130111251831501312301701371831561302251601313

17、5224150156279210168224183156271189162502851831973392572042852301973322312047033923024439731225035327724539228124995421278298472358296428307298464355293120489305346532410335495355345524400355150570350401607454384569408400608438382185664416461678512431651471457662502427240745474549760-499768-542764-49

18、4300902-611896-577896-610882-569400995-678990-642991-670987-6385001135-1089-1130-1022-6301352-1257-1350-1239-8001637-1465-1633-1440-注；表中计算值为铜芯载流量。铝芯载流量为铜芯的1/1 0 29倍六，3+1, 3+2, 4+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；90C空气温度；30 E土壤温度；25 E土壤热阻系数；1.2 C标称截面mrm3+1。或，4 芯3+2，或，4+1，或 5 心非铠

19、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2.52226-20264283528342734636463646324210516051604655166878697960702591104931048296351141291171311081225014215814716012814470174189180190159174952152262222312002111202502612572622342451502922982952952742801853373383403343153212403723823763713433523004384564

20、41435422436七，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,YJV22,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22mmmm在土壤中在空气中在土壤中在空气中25161142240538550351881753006006475022120740068178570287260500770857953313206308629701203673608009571103150400412100010401237185456475120011481319八，单芯铜导体交联聚氯乙烯绝缘电力电缆栽流量,适

21、用型号，yjv,yjy,yjv22,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22mmmm在土壤中在空气中在土壤中在空气中25160142240540557351871753006006485022720640068275570278260500772856953313206308619701203803608009601103150412417100010091237185457480120010391321九，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,JLV

22、22,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22mmmm在土壤中在空气中在土壤中在空气中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,YJLV22,YJLY22电压等级，6/6KV,6/10KV,电压等级6/6kv

23、,6/10,kv电压等级6/6kv,6/10kv标称截面2 mm单芯标称截面2 mm单芯在土壤中在空气中在土壤中在空气中251301272404204403514113930046750850183167400532587702062005006006879525024963069680012029029080077092615032034010008671038185361376120091711217十一，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,YJLV22,YJLY22,电压等级，8。7/10, 8。7/15，电压等级8.7/10KV,.8.7/15KV电

24、压等级8.7/10KV.,8.7/15KV标称截面2 mm单芯标称截面2 mm单芯在土壤中在空气中在土壤中在空气中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,YJV22,YJY22电压等级6/6KV电压等级6/6KV标称截面三芯标称截面三芯222 mmmm在土壤中在空气中在土壤中在空气中

25、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 ，丫JY,丫 JV22,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标称截面二芯标称截面二芯22mmmm在土壤中在空气中在土壤中在空气中251501372405325203518416830060559350220200

26、7026025295323298120364340150414395185459436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22mmmm在土壤中在空气中在土壤中在空气中2515113712036435935184168150416390十四，三芯铜导体交联绝缘电力电缆载流量,适用型号，YJV,YJY,YJV22,，丫JY22,电压等级，&7/10KV,8.7/15KV,十五，502232001854564477026925024053252095325299300600584三芯铝 导体交 联聚乙 烯绝缘 电力电缆载

27、流量,适用型号，YJLV,YJLY,YJLV22,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22mmmm在土壤中在空气中在土壤中在空气中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,YJLV 22, YJLYz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2 mm三芯标称截面

28、2 mm三芯在土壤中在空气中在土壤中在空气中2511010224040439835129133300462457501741597021018795239223120277265150325305185357337十七，三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2 mm在土壤中在空气中2 mm在土壤中在空气中25116108120273260351321341503203055017514

29、91853573397020818724041040095247219300465460十八，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 r导体材料铜铝截面，mm聚氯乙烯聚乙烯聚氯乙烯聚乙烯(PVC)(PE)(PVC)(PE)16102104798125138142107111351701751321365020921616216870266275207214953323442572671203844002993111504424593423561855155363994

30、16240615641476497十九，10KV,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，JKYJ,JKLYJ(JKY,JKLY),导体长期工作温度90C，空气环境温度30C标称截面mmH-R一心三心铝铜铝铜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mm长期连续负何准许载流量A相应电线表面温度C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；65C周围环境