| 通用代号 | U70BP/146H | U70BP/146H | U70BP/146H | | 其他型号 | FC70P/146 | LXHP5-70 | LXHP6-70 | | ( mm )公称直径 D | 255 | 280 | 320 | | ( mm )结构高度 H | 146 | 146 | 146 | | ( mm )公称爬电距离 L | 400 | 450 | 550 | | ( mm )联接型式 | 16 | 16 | 16 | | ( kN )机械破坏负荷 | 70 | 70 | 70 | | ( kN )逐个拉伸负荷试验 | 35 | 35 | 35 | | ( kV )工频湿耐受电压 | 45 | 45 | 45 | | ( kV )雷电冲击耐受电压 | 110 | 125 | 140 | | ( P.U )冲击击穿电压 | 2.8 | 2.8 | 2.8 | | ( kV )工频击穿电压 | 130 | 130 | 130 | | ( μV )无线电干扰 ( 10kV,1MHz) | 50 | 50 | 50 | | ( kV )可见电晕 脚 / 帽 | 18/22 | 18/22 | 18/22 | | 工频电弧试验 | 0.12s/20kA | 0.12s/20kA | 0.12s/20kA | | ( kg )绝缘子单片净重 | 4.6 | 5.8 | 9.2 |
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