BVVB型、BLVVB型、RVVB型(V/V)型号截面积/mm导体种类参考外径/mm°时最大单位长度直流电阻/(欧/km)°时最小单位长度绝缘电阻/M欧km)°C空气敷设载流量/A成品参考质量/(kg/km)BVVB型铜芯x..x...x..x...x..x...x..x...x..x...x..x...x..x...x..x......x..x....x..x...x..x...x..x...x..x...x..x...x..x...x..x.....BLVVB型铝芯x..x...x..x...x..x......x..x...x..x..x..x.....BVVB型铜芯 x..x...x..x...x..x...VV、VLV型聚***乙烯绝缘钢带铠装聚***乙烯护套电力电缆(./.KV)型号及芯数标称截面面积/mm平方参考外径/mm载流量推荐值/A成品参考质量/(KG/Km)空气中敷设埋地敷设铜芯铝芯铜芯铝芯铜芯铝芯VVVLV单芯...........VVVLV芯x..x....x...
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