标称截面
铝/钢
m㎡ |
结构,根数/直径
㎜ |
计算截面
m㎡ |
外径
㎜ |
电流电阻20℃
不大于Ω/km |
计算
拉断力
kN |
单位长度
质量
Kg/km |
交货长度不小于
m | ||||
铝 |
钢 |
铝 |
钢 |
总计 |
NRLH58 |
NRLH60 | |||||
1000/45 |
72/4.21 |
7/2.80 |
1002.3 |
43.1 |
1045.4 |
42.08 |
0.03035 |
0.02933 |
209.26 |
3100.3 |
600 |
1120/50 |
72/4.45 |
19/1.78 |
1119.8 |
47.3 |
1167.1 |
44.5 |
0.02716 |
0.02626 |
219.93 |
3464.9 |
600 |
1120/90 |
84/4.12 |
19/2.47 |
1119.9 |
91.0 |
1210.9 |
45.31 |
0.02718 |
0.02628 |
268.41 |
3811.5 |
600 |
1250/50 |
72/4.71 |
19/1.88 |
1249.2 |
52.7 |
1301.9 |
47.00 |
0.02435 |
0.02354 |
251.58 |
3867.1 |
600 |
1250/100 |
84/4.35 |
19/2.61 |
1248.4 |
101.7 |
1350.0 |
47.85 |
0.02438 |
0.02357 |
305.64 |
4253.9 |
600 |
1400/120 |
84/4.60 |
19/2.80 |
1396.0 |
117.0 |
1513.0 |
50.80 |
0.02071 |
0.02002 |
338.55 |
4821.0 |
500 |
1400/135 |
88/4.50 |
19/3.00 |
1399.6 |
134.3 |
1542.9 |
51.00 |
0.02067 |
0.01998 |
358.84 |
4962.0 |
500 |
1440/120 |
84/4.67 |
19/2.80 |
1438.8 |
117.0 |
1555.8 |
51.36 |
0.02114 |
0.02043 |
344.88 |
4928.0 |
500 |
1440/135 |
88/4.60 |
19/3.00 |
1462.5 |
134.3 |
1596.8 |
51.80 |
0.02107 |
0.02037 |
368.09 |
5224.0 |
500 |