1
| 區(qū)間 | 短路 |
| 63 ≤ U < 220 | 20kA – 1sec |
| 220 ≤ U ≤ 345 | 31,5kA – 1sec |
| 345 ≤ U ≤ 500 | 63kA – 0,5 sec |
| 鋪設(shè)深度 (單位:米) | 1 | 1.2 | 1.3 | 1.5 | 2 | 2.5 | 3 | 3.5 | 4 | 4.5 | 5 |
| 校正系數(shù) | 1.031 | 1.01 | 1 | 0.98 | 0.95 | 0.93 | 0.91 | 0.89 | 0.88 | 0.87 | 0.86 |
| 地面溫度 °C | 10 | 15 | 20 | 25 | 30 | 35 | 40 |
| 校正系數(shù) | 1.07 | 1.04 | 1 | 0.96 | 0.92 | 0.88 | 0.84 |
| 空氣溫度 °C | 10 | 20 | 30 | 40 | 50 | 60 |
| 校正系數(shù) | 1.17 | 1.09 | 1 | 0.9 | 0.8 | 0.68 |
| Proximity effects | 400 | 600 | 800 | 1,000 |
| 1 線纜 | 1 | 1 | 1 | 1 |
| 2 線纜 | 0.79 | 0.83 | 0.87 | 0.89 |
| 3 線纜 | 0.7 | 0.75 | 0.78 | 0.81 |
| 4 線纜 | 0.64 | 0.7 | 0.74 | 0.78 |
