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1、导体直径 mm MYJV22MYJV32MYJV42MYJV22MYJV323 255.84 3.49642.947.752.127394147335 X6.85 3.49645.450.254.632214709350 X7.95 3.49647.652.456.837725313370 X9.6 3.49651.956.760.945856288395 X11.3 3.49655.760.764.9570575713120 X12.7 3.49659.26468.2659665393150 X14.1 3.49663.267.671.4768497553185 X15.8 3.496677
2、1.475.28919111173240X18.2 3.49672.578.4807108871426433002X.3 3.49678.984.686.9131441670导体直径 mm MYJV22MYJV32MYJV42MYJV22MYXV323255.84 4.5964852.857.232064789335 X6.85 4.59650.355.359.736745361350 X7.95 4.59653.157.961.942536015370 X9.6 4.59657.2626652317118395 X11.3 4.59661.165.969.9619982163120 X12.
3、7 4.59664.969.771.9720493473150 X14.1 4.59668.374.676.98207113413185 X15.8 4.59672.278.580.89587128983240 X18.2 4.59678.78587.11167315281330020.3 4.59685.590.492.71468117717土 壤温度(C101520253035载流量修正系数 1.11 1.07 1.0410.960.92空 气温度(C25303540455055载流量修正系数 1.14 1.09 1.0510.950.890.84绝缘同心度不少于%电缆参考外径mm电缆近似
4、重量kg/k标称截面mm 2绝缘厚度mm绝缘同心度不少于电缆参考外径mm 6-10kV煤矿用阻燃电力电缆技术参数6/10kV煤矿用交联聚乙烯绝缘钢带(钢丝铠装阻燃电力电缆技术参数表8.7/10kV煤矿用交联聚乙烯绝缘阻燃电力电缆技术参数表载流量的修正系数电缆近似重量kg/k标称截面mm2绝缘厚度mm B、不同空气温度下载流量的修正系数:1、不同环境温度下载流量的修正系数A、不同土壤温度下载流量的修正系数电压截面范围kVmm 2 0.81 1.2 1.526/6(6/10 185 95411.06 1.20.940.830.8(8.7/15 501501.060.940.880.791.070.
5、930.860.771.0510.950.90.82敷设深度(m0.60.81 1.2 1.52载流量修正系数 1.04 1.0210.980.950.9526/35 2、不同土壤热阻系数下载流量的修正系数3、不同敷设深度下载流量的修正系数: 土壤热阻系数(C .m/W 120 C导体最大直流电阻 MYJV42Q / km空气中土壤中56630.72712012563010.52414015570150.38716518080440.26821022094400.193255265105070.153290300117660.124330340132450.0991375380155490.0754435435181570.06014954852 导体最大直流电阻 MYJV42Q / km空气中土壤中64500.72712012570970.52414015577620.38716518089780.268210220101910.193255265113920.153290300125970.124330340142200.0991375380166740.0754435435192430.0601495485量 kg/km电缆载流量(A数量 kg/km电缆载流量(A