overvoltage times
power frequence recovery voltage 工频恢复电压 overvoltage times 过电压倍数 capability of switching no-load transformer 分合空载变压器能力 ..
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过电压倍数
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再根据系统确定的操作过电压倍数及电气绝缘强度(空气间隙)来确定在人不宜到达地方的交叉跨越距离;
We decide the cross and span clearance by over-voltage times and electrical insulation strength (air spacing) from the system major in places that the public not easy to arrive.
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