Operating voltage can seriously influence the over-voltage, arising from the transformer under the lightningimpulse .
工作电压会严重地影响变压器遭受雷击时产生的过电压。
2
The discharging properties of air gap in natural ambience with different conditions under power frequency voltage and lightningimpulse voltage are studied.
通过对该避雷器进行大量的雷电冲击放电试验,确定了间隙距离和安装位置。
3
There is not direct mathematical relations among virtual front time, virtual tail time and theoretical front time, theoretical tail time of lightningimpulse.