| 物理尺寸(mm) |
P3-412JCA
|
P3-500JCA
|
P3-625JCA
|
P3-750JCA
|
P3-875JCA
|
| 中心导体标称直径 |
2.26
|
2.77
|
3.48
|
4.24
|
4.93
|
| 绝缘体标称外径 |
9.19
|
11.43
|
14.30
|
17.22
|
20.24
|
| 外导体标称外径 |
10.46
|
12.70
|
15.88
|
19.05
|
22.23
|
| 外套标称外径 |
11.99
|
14.22
|
17.40
|
20.83
|
24.00
|
| 吊线钢索标称直径 |
2.77
|
2.77
|
2.77
|
4.78/6.35
|
6.35
|
| |
|
|
|
|
|
| 机械特性(粘合/标准) |
| 最小弯曲半径(含外套)(cm) |
*/17.80
|
8.90/15.20
|
11.40/17.80
|
15.20/20.30
|
17.80/22.90
|
| 最大拉力(kgf) |
68
|
136
|
216
|
306
|
397
|
| 吊线钢索最大折断强度(kgf) |
816
|
816
|
816
|
1769/3016
|
3016
|
| |
|
|
|
|
|
| 电特性 |
| 电客(nf/km) |
50±3.0
|
50±3.0
|
50±3.0
|
50±3.0
|
50±3.0
|
| 标称阻抗(ohm) |
75±2.0
|
75±2.0
|
75±2.0
|
75±2.0
|
75±2.0
|
| 标称传播速度(%) |
87%
|
87%
|
87%
|
87%
|
87%
|
| |
|
|
|
|
|
| 最大直流电阻(ohms/km)(20℃) |
| 内导体(覆铜铝中心导体) |
6.33
|
4.40
|
2.76
|
1.87
|
1.38
|
| 外导体 |
1.64
|
1.24
|
0.75
|
0.68
|
0.43
|
| 全程电阻 |
7.97
|
5.64
|
3.51
|
2.55
|
1.81
|
| |
|
|
|
|
|
| 衰减(最大dB/100m)(20℃) |
| 频率 5 |
0.66
|
0.52
|
0.43
|
0.36 |
0.30
|
| 30 |
1.65
|
1.31
|
1.05
|
0.85 |
0.75
|
| 50 |
2.07
|
1.71
|
1.38
|
1.15 |
0.98
|
| 83 |
2.20
|
2.17
|
1.87
|
1.51 |
1.35
|
| 211 |
4.43
|
3.58
|
3.02
|
2.43 |
2.17
|
| 300 |
5.35
|
4.30
|
3.54
|
2.92 |
2.56
|
| 450 |
6.73
|
5.35
|
4.43
|
3.67 |
3.18
|
| 550 |
7.39
|
5.97
|
4.92
|
4.07 |
3.54
|
| 750 |
8.70
|
7.09
|
5.84
|
4.86 |
4.23
|
| 865 |
9.32
|
7.68
|
6.33
|
5.28 |
4.63
|
| 1000 |
10.01
|
8.27
|
6.79
|
5.71 |
5.02
|
| |
|
|
|
|
|
|