The discharging properties of air gap in natural ambience with different conditions under power frequency voltage and lightning impulse 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。
The discharging curves for power frequency voltage and lightning impulse voltage are measured and its fluctuation range caused by variation of air condition is found.
该式能把工频电压和雷电冲击电压下空气隙的放电曲线箍在特定的范围内。
Operating voltage can seriously influence the over-voltage, arising from the transformer under the lightning impulse .
工作电压会严重地影响变压器遭受雷击时产生的过电压。
Rated lightning impulse withstand voltage: L175KV;
额定雷电冲击耐受电压L175KV；
Rated lightning impulse withstand voltage: L175KV;
额定雷电冲击耐受电压L175KV；
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