Ik/kA | >100 | >80 | >60 | >40 | >20 |
规程法 | 7.3 | 12.3 | 20.8 | 35.1 | 59.2 |
IEEE推荐 | 4.5 | 7.8 | 15.2 | 34 | 75.7 |
实测值 | 0.35 | 1.8 | 3.89 | 16.4 | 67.2 |