5芯电缆外径及载流量

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1、（PVC）VV—0.6/1KV的载流量（A）三芯电缆（负荷导体）θn=70ºC标称截面(铜芯)mm2空气中埋地标称截面mm2二芯电缆载流量I(二芯)=k×I(三芯)方式外径E方式—梯架(支架)梯架上单层无间距C方式—沿墙(井下)不穿管B2方式—穿管沿墙(含电缆槽盒)D方式—穿管埋地D方式—直埋不穿管无间距基准托架数：3≥9根/托架基准电缆净距(＞2D)基准电缆根数5基准放射式电缆根数4芯数30ºC35ºC40ºC30ºC25ºC40ºC30ºC35ºC40ºC20ºC30ºC35ºC25ºC30ºCECB2233+1451.518.

2、5121117.518.615158818161510101.51.191.111.1010.410.82.525161524252120111024212014132.51.201.131.1511.211.74342221323428271514312826181741.181.131.1112.112.716.36432826414336341918393533222161.191.121.1213.914.717.6106039375760504626245246443028101.171.111.1315.516.3211

3、68053497680666235326760563836161.181.121.1117.318.72425101666296102848045428677724946251.191.171.1318.222.128.535126837711912610499565210392875955351.171.161.1219.623.631.8501531019314415312511867621221091027065501.181.171.1322.426.1701961291191841951601498478151134127

4、8681701.181.161.1325.229e952381571452232361941791019317915915010296951.181.161.1228.633.2T1.000.940.871.001.060.871.000.940.871.000.890.840.950.89并列—0.70———0.60/5根——0.60/4根热阻———1.00/=2.5K·m/w1.00依据C9列30.6580.609C3列61.060.87C3列50.5640.522C3列70.890.840.570.534依据GB/T16895

5、.15—2002VV—0.6/1KV电缆载流量（多芯）方式：E、C、B2、DA2（XLPE/EPR）0.6/1KV铜芯交联聚乙烯或乙丙橡胶绝缘电缆的载流量（A）三芯电缆（负荷导体）θn=90ºC标称截面(铜芯)mm2空气中埋地截面(铜芯)mm2二芯电缆载流量I(二芯)=k×I(三芯)方式穿管管径（非铠装）E方式—梯架(支架)梯架上单层无间距C方式—沿墙(井下)不穿管B2方式—穿管沿墙(含电缆槽盒)D方式—穿管埋地D方式—直埋不穿管无间距基准托架数：3≥9根/托架基准电缆净距(＞2D)基准电缆根数5基准放射式电缆根数4芯数30ºC35

6、ºC40ºC30ºC25ºC40ºC30ºC35ºC40ºC20ºC30ºC35ºC25ºC30ºCECB2233+1451.523151522232019.511.210.622202013121.51.131.091.132.532222030312726151429272617162.51.131.101.154422827404236352019373433212141.171.131.146543634525447442524464341262661.171.121.1610755048717465603533615754

7、3534101.151.131.1516100676496100878046447973704644161.151.111.14251278581119124108105605710194905856251.171.161.133515810610114715313412874701221131097068351.171.161.145019212912217918616315489841441341288380501.171.171.147024616515722923820819411210617816615810399701.

8、171.171.1495298200190278289253233134127211196188122118951.181.181.141203462332203223352932681541462402232141381341201