欢迎来到天天文库
浏览记录
ID:11598615
大小:180.00 KB
页数:4页
时间:2018-07-12
《铜芯绝缘导线长期连续负荷允许载流量表》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、500伏铜芯绝缘导线长期连续负荷允许载流量表橡皮绝缘导线多根同穿在一塑料绝缘导线多根同穿在一根导线明线芯结构根管内时管内时导线敷设允许负荷载流量(A)允许负荷载流量(A)截面单芯成品30ºC30ºC30ºC(mm²)股直径外经橡塑穿金属管穿塑料管穿金属管穿金属管数(mm)(mm)皮料2根3根4根2根3根4根2根3根4根2根3根4根1.011.134.42018141311121110131210111091.511.374.625201917161615131816151514122.511.765.03330262322232119242221222018412.2
2、45.54239353128312824332926292623612.736.254514640364036324438353834301071.337.879706456505549436153475246411671.688.81039880726571645677686167615325191.2810.61351281069484948475100898089807035191.5111.81681591311141031171039212410798112988750191.8113.821520116314412815013111515413612114
3、012310970491.3317.326624820118016218216314519217115417315613895841.2020.83223042412201972242011822342101872151921731201331.0821.7374350280252229260234212266248215248224201150372.2422.0440402318290262299271248299276252285262234185504458359331299336308280355317280331289261注:导电线芯最高允许温度+65º
4、C0.6/1KV聚氯乙烯绝缘及护套铠装电力电缆在空气中和地下敷设长期连续负荷载流量适用电缆型号:VV22、VLV22导电线芯最高允许工作温度:70℃,周围环境温度:30℃土壤温度:25℃,土壤热阻系数:1.2℃m/w长期连续负荷允许载流量(A)在空气中在地下截面四芯及3+1四芯及一芯二芯三芯一芯二芯三芯mm²芯3+1芯铝铜芯铝芯铜芯铝芯铜芯铝芯铜芯铝芯铜芯铝芯铜芯铝芯铜芯铝芯铜芯芯4--372932242923--4535382936276--483740323929--5643473746361082646752574552401017877596550614716
5、1118591707760705413210410279876681622514311112292102809473175132125971098410682351751381431111229511992212164148115130100134103502231751801381541221491152602011811401601231631257027621221717019114818414130723822017019515019615195334260--233180226174371286--229176234181120387297--2702072
6、60201424339--262201267206150445345--313244301231483375--299229301231185509398--360281345266541419--334257338261240615477--424334--636493--386298--300700541--477371--721557--445350--400832641------828647------500970747------955743------6301124875------1093849------80013461039------128498
7、7------0.6/1KV聚氯乙烯绝缘及护套电力电缆在空气中和地下敷设长期连续负荷载流量适用电缆型号:VV,VLV导电线芯最高允许工作温度:70℃,周围环境温度:30℃土壤温度:25℃,土壤热阻系数:1.2℃m/w长期连续负荷允许载流量(A)在空气中在地下截面四芯及3+1四芯及一芯二芯三芯一芯二芯三芯mm²芯3+1芯铝铜芯铝芯铜芯铝芯铜芯铝芯铜芯铝芯铜芯铝芯铜芯铝芯铜芯铝芯铜芯芯-1.524-20-17-34-27-222.532252821231846353528302344534362931242822614747363931372865643
此文档下载收益归作者所有