电线电缆载流量表()

1、载流量对照表铜芯线载流量表（1）铝芯线载流量表（2）导线截(mm?)载流量(25度）断路器(mmI2)载流是截面倍数1.2.10162535507095121910151824201.32252.4240555075631010101312171621205007026259532315123735015434940018243.2.51.载流量1423324860901012152123303037367.断路器规1016253250638010121620250315格（A）2040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

2、线=In*1.7In为设备额定电流I断=I线/1.2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/m0.950.850.7VVYJVVVYJVVVYJVVVYJV11.5mm2202530.8626.7326.7326.731616131830.86131330.8622.5mm2283518.918.918.918.9233518.9182218.9183018.934mm2385011.7611.7611.7611.76343811.76

3、233411.76284011.7646mm248607.867.867.867.8640557.8632407.8635557.86510mm265854.674.044.044.0555754.6745554.6748804.67616mm2901102.952.552.562.55701082.960752.665652.6725mm21151501.871.621.621.631001401.9801001.6861051.6835mm21451801.351.171.171.191251751.31051301.21081301.2950mm21702301.010.870.880.

4、914521011301600.871381650.871070mm22202850.710.610.620.651902650.71652100.611752100.611195mm22603500.520.450.450.52303300.522002600.452202600.4512120mm23004100.430.370.380.422704100.422353000.362553000.3613150mm23504800.360.320.330.373104700.352753500.33403600.314185mm24105400.30.260.280.333605700.2

5、93204100.254004150.2515240mm24806400.250.220.240.294306500.243904850.214704950.2116300mm25607400.220.20.210.285007000.214505600.195005800.1917400mm26508800.20.170.20.266008200.1918500mm275010000.190.160.180.2519630mm288011000.180.150.170.2520800mm2110013000.170.150.170.24211000mm2130014000.160.140.1

6、60.240.6/1kv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25C1000/m土壤热阻系数1。2C.m/w标称截面mm2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1.52420173427222.532252821231846353528302344534362931246147473639316564347363931755858454938108061665156431058180626852161068389697659138106105828969251431111

7、179110278180138133104107833517513314311112294218169164127131101502231701801381541222651962011591591237026520721717019114831023924418619515095329254238182233180369283280210231178120382297273211270207416323320238262201150445339325242313244474364355272300231185519392370298360281530408407322337262240609

8、47242933461747439030130070554647737670053045135540083264182062950096575392971063011388010681340800135104122938930.6/1kv3+1芯或4芯聚氯乙烯绝缘及护套电力电缆的载流量2适用型号vv.vLv导电线芯最高工温度70°C空气温度30C。土壤温度25C土壤热阻系数1。2Cm/w标称截面mm2在空气中在地下标称截面mm2在空气中在地下铜铝铜铝铜铝铜铝4282237287017813619414863828463695218168231177105140614712025319

9、5263204166853806115029822830323325927110682185344263340263351158913010124039029139729850144111161124300438342448356二0.6/1kv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70C。空气温30C。土壤温度25C土壤热阻系数；1.2C标称截在空气中在地下面mm2一芯二芯三芯一芯二芯三芯铜铝铜铝铜铝铜铝铜铝铜铝43729322445353829648374032564347371082646752574510178775965501611185

10、917077601321041027987662514311112292102801751321259710984251751381431111229521216414811513010050223175180138154122260201181140160123702762122171701911483072382201701951509533426024018523318037128627820822917612038729727821527020742433932022926220115044534531925431324448337536127029922918550939836829

11、2360281541419405310334257240615477424334636493386298300700541477371721557445350400832641838647500970747955743630112487510938498001346103912849870.6/1kv3+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vvvlv22,22导电线芯最高准许工作温度70°C空气温度30C,土壤温度25C土壤热阻系数；1。2C标称截面mm2在空气中在地下标称截面mm2在空气中在地下铜铝铜铝铜铝铜铝42923362770184141196151639294

12、636952261742341811052406147120260201267206167054816215030123130123125947310682185345266338261351199213410324039029438929050149115163125300447345440340三，0.6/1kv3+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,VV,VLV,导电线芯最高工作温度70C22222,空气温度30C，土壤温度25C土壤热阻系数；1。2C标称截面mm2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1.515202.52116282142

13、621342725213326637254533362544321046365643453454411660477255584570532582649575806295743510884123961078212194501341001511131329814911070165124181136162122180135952031562161652001522121611202361832461922301802411871502812142872192752082802121853282463342513182363242412403672683742753522533602613004183

14、30428341401314412325四，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,YJY,YjV,YJV223233，42，43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mm2在土壤中在空气中mm2在土壤中在空气中25160142240540550351871753006016465022020640068075770276260500772857953303206308619701203703618009601103150410471100010391237185456475120011171321五，0.6/l

15、kv.-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°C空气温度30C,土壤温度25C土壤热阻系数；1.2C标称截面mm2非铠装铠装在空气中在地下在空气中在地下一芯二芯三芯一芯二芯三芯一芯二芯三芯一芯二芯三芯铜铜铜铜铜铜铜铜铜铜铜铜1.53126224435282.54136305945384.0584640786050464057486.072605096746360517160101028572134102871058572129

16、988316136114971771341141421169816813011125183150131230170137183156130225160131352241501562792101682241831562711891625028518319733925720428523019733223120470339230244397312250353277245392281249954212782984723582964283072984643552931204893053465324103354953553455244003551505703504016074543845694084006

17、08438382185664416461678512431651471457662502427240745474549760499768542764494300902611896577896610882569400995678990642991670987638500113510891130102263013521257135012398001637146516331440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+2，4+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；90°C空气温度；3

18、0C土壤温度；25C土壤热阻系数；1.2C标称截面mm23+1。或，4芯3+2，或，4+1，或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2.52226202642835283427346364636463242105160516046551668786979607025911049310482963511412911713110812250142158147160128144701741891801901591749521522622223120021112025026125726223424515029229829529527428018

19、5337338340334315321240372382376371343352300438456441435422436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,YJV,22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mm2在土壤中在空气中mm2在土壤中在空气中251611422405385503518817530060064750221207400681785702872605007708579533132063086297012036

20、73608009571103150400412100010401237185456475120011481319八，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mm2在土壤中在空气中mm2在土壤中在空气中251601422405405573518717530060064850227206400682755702782605007728569533132063086197012038036080096011031504124

21、17100010091237185457480120010391321九，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,JLVYJLY22,22,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mm2在土壤中在空气中mm2在土壤中在空气中25129125240417441351401383004695085018216940053058770207207500601687952492486306978021202892908007719271503213411000867104018536037512009171127十，单

22、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,YJLV,YJLY22,22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mm2在土壤中在空气中mm2在土壤中在空气中251301272404204403514113930046750850183167400532587702062005006006879525024963069680071202902908007709261503203401000867103818536137612009171121十一，单芯铝导体交联聚氯乙烯绝缘电力电缆栽流量

23、适用型号，YJLV,YJLY,YJLVYJLY22,22,电压等级，8。7/10，8。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mm2在土壤中在空气中mm2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,Y

24、JY,YJVYJY22,22电压等级6/6KV电压等级6/6KV标称截面三芯标称截面三芯mm2在土壤中在空气中mm22在土壤中在空气中电压等级，3。25150136240530520351841673006005945022120040070259252500953202996301203603418001504133951000185485433612006/6KV十三，三芯铜导体交联聚乙烯绝缘电力电缆载流量，号，YJV,YJY,Y适用型JV22,YJY228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mm2在土壤

25、中在空气中mm2在土壤中在空气中2515013724053252035184168300605593502202007026025295323298120364340150414395185459436十四，三芯铜导体交联绝缘电力电缆载流量适用型号，YJV,YJY,YJV,YJY22,22,电压等级，8。7/10KV,8.7/15KV,十五，三芯铝导体交联聚乙烯绝缘电力电缆载流量，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mm2在土壤中在空气中mm2在土壤中在空气中25151137120364359351841681504163

26、90502232001854564477026925024053252095325299300600584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mm2在土壤中在空气中mm2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,YJLY2222电压等级，3.6/6KV适用型号，YJLV,YJLY,YJLV22,YJLY22,电压等级，6/6KV,6/1

27、0KV,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mm2在土壤中在空气中mm2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，YJLV，YJLY2222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mm2在土壤中在空气中mm2在土壤中

28、在空气中2511610812027326035132134150320305501751491853573397020818724041040095247219300465460十八，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；30C导体材料铜铝截面，mm2聚氯乙烯聚乙烯聚氯乙烯聚乙烯(PVC)(PE)(PVC)(PE)16102104798125138142107111351701751321365020921616216870266275207214953323442

29、57267120384400299311150442459342356185515536399416240615641476497十九，10KV,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mm2一芯三芯铝铜铝铜1693115871122510413210012935127161120155501551901481917019525118023295238300220284120274350250323150318400280361185350462320412240410550376

30、480二十，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mm2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0.7516601.019601.52418602.53225604423260655426010755960161058060251381056035170130605021516560702652056095325250601203752856015043032560185490380602，500V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；25C标称截面mm2长期连续