最新导线载流量表

1、铜铜排排、铝铝排排载载流流量量（A A）表表导体尺寸单条双条hb（mmmm）平方竖放平方404384402.4-505528.8553.6-606728761.61127.2808934.4976.81556.880101141.61192174010081233.61287.21838.4100101382.41442.42046.412581500.815642180125101671.21741.62404注： 1.根据电流大小，以上铜排与铝排载流量已考虑温度系数（0.8）影响。2、上表为铝排载流量，同截面铜排载流量为表中铝导体载流量的1.27倍举例：31.5MVA主变10kV侧最大电流

2、值为1818.7A，如选择铝排，则铝排载流量应为1818.7/0.8=2274A,查上表选择三条四条竖放平方竖放平方竖放-1237.61492.81688.8-1704.81992.82247.22290.43053.61898.42219.22491.22533.63377.62012.82346.42648.82687.23583.22236.82544.82862.42897.63863.22385.627003050.43077.64103.22625.629803355.233804506.4铜铜排排、铝铝排排载载流流量量（A A）表表双条1.根据电流大小，以上铜排与铝排载流量已考虑

3、温度系数（0.8）影响。2、上表为铝排载流量，同截面铜排载流量为表中铝导体载流量的1.27倍31.5MVA主变10kV侧最大电流值为1818.7A，如选择铝排，则铝排载流量应为1818.7/0.8=2274A,查上表选择1.根据电流大小，以上铜排与铝排载流量已考虑温度系数（0.8）影响。BV、BLV、BVR电线载流量截面（mm2）0.81.01.52.5长期连续负荷允许载流量（A)铜芯16.019.024.032.0铝芯-18.025.0注：1.根据电流大小，按上表选择相母线。2.零(N)母线按相母线截面的一半选取(但16mm2)。3.由于受元件进出线端口宽度的限制或母排不易满足规定的电气间隙

4、时，可用对应塑胶线代替。4.06.010.016.025.035.050.070.042.055.075.0105.0138.0170.0215.0265.032.042.059.080.0105.0130.0165.0205.0BV、BLV、BVR电线载流量1.根据电流大小，按上表选择相母线。2.零(N)母线按相母线截面的一半选取(但16mm2)。3.由于受元件进出线端口宽度的限制或母排不易满足规定的电气间隙时，可用对应塑胶线代替。95.0120.0150.0185.0325.0375.0430.0490.0250.0285.0325.0380.0BV、BLV、BVR电线载流量1.根据电流大

5、小，按上表选择相母线。2.零(N)母线按相母线截面的一半选取(但16mm2)。3.由于受元件进出线端口宽度的限制或母排不易满足规定的电气间隙时，可用对应塑胶线代替。LGJ钢芯铝绞线规格及长期允许载流量，允许输送容量（考虑环境温度影响，导线最高允许温度80度，40度环温，温度系数0.81）标称截面（mm2）长期允许载流量（A)允许输送容量（MVA），电压等级（kV）500kV220kV110kV108674.4832.7716.391610893.5341.1520.5825138119.5152.5926.2935183158.4869.7334.8750265229.50100.9850.4

6、970352304.84134.1367.0795352304.84134.1367.07120401347.28152.8076.40150452391.44172.2486.12185531459.86202.3410187233.58116.79300755653.85287.69143.85400840727.46320.08160.04240*212201056.55464.88232.44300*214201229.76541.09270.55400*216901463.58643.98321.99500*219321673.16736.19368.106

7、00*221801887.94830.69415.35240*318301584.83697.32348.66300*321301844.63811.64405.82400*325352195.37965.96482.98500*328982509.741104.29552.14240*424402113.10929.76464.88300*428402459.511082.19541.09400*433802927.171287.95643.9835kV10kV5.211.496.551.878.372.3911.093.1716.064.5921.346.1021.346.1024.316

8、.9527.407.8332.199.2037.1610.6245.7713.0850.9214.5573.9621.1386.0824.60102.4529.27117.1233.46132.1637.76110.9431.70129.1236.89153.6843.91175.6850.19147.9242.26172.1749.19204.9058.54LGJ钢芯铝绞线规格及长期允许载流量，允许输送容量（考虑环境温度影响，导线最高允许温度80度，40度环温，温度系数0.81）允许输送容量（MVA），电压等级（kV）10kV绝缘架空导线技术参数标称截面（mm2）长期允许载流量（A)允许输送

9、容量（MVA）JKLYJJKLGYJJKLYJ1077-1.3316100-1.73251351352.34351601602.77501951953.38702452454.24953003005.201203503506.061504004006.931854604607.972405505509.53300-3JKLGYJ101.732051-101.732051-101.7320512.34101.7320512.77101.7320513.38101.7320514.24101.7320515.20101.7320516.06101.7320516.93101.7320517.971

10、01.7320519.53101.732051-101.73205110kV绝缘架空导线技术参数允许输送容量（MVA）标称截面（mm2）长期允许载流量（A)单芯（三角形排列）单芯（平行排列）三芯空气中（环境温度40度）251401651203517020514050105245165702603052109531537025512036043029015041049033018547056037524055566543530064076549540074589056550085510306406309801190-标称截面（mm2）长期允许载流量（A)单芯（三角形排列）单芯（平行排列）三芯土壤

11、中（水分迁移p=3.0，环境温度25度）2512013512035140160140501701901657020523520095245280235120275315265150310355300185350400335240405460385300455520430400515595465500585680545630655770-允许输送容量（MVA）单芯（三角形排列）单芯（平行排列）三芯2.422.862.082.943.552.421.824.242.864.505.283.645.466.414.426.247.455.027.108.495.728.149.706.509.611

12、1.527.5311.0913.258.5712.9015.429.7914.8117.8411.0916.9720.61#VALUE!允许输送容量（MVA）单芯（三角形排列）单芯（平行排列）三芯2.082.342.082.422.772.422.943.292.863.554.073.464.244.854.074.765.464.595.376.155.206.066.935.807.017.976.677.889.017.458.9210.318.0510.1311.789.4411.3413.34#VALUE!标称截面（mm2）长期允许载流量（A)允许输送容量（MVA）单芯（三角形排列

13、）三芯单芯（三角形排列）空气中（环境温度40度）25-#VALUE!35-#VALUE!5022018913.347027024416.379533029520.0112037533122.7315042537725.76185485-29.40240560-33.95300650-39.40400760-46.07500875-53.046301000-60.62标称截面（mm2）长期允许载流量（A)允许输送容量（MVA）单芯（三角形排列）三芯单芯（三角形排列）土壤中（水分迁移p=3.0，环境温度25度）25-#VALUE!35-#VALUE!5017516810.617021522313.039525527015.4612029030717.5815032034419.40185360-21.82240420-25.46300470-28.49400525-31.835