U70BP/146-1玻璃绝缘子U70BP/146-1型号品号机械***负荷kN不小于打击破坏负荷N.cm不小于1h机电负荷试验值kN公称结构高度H绝缘件公称直径D***小公称爬电距离雷电全波冲击耐受电压（峰值）kv，不小于工频电压（有效值）kv，不小于单件重量kgmm1min湿耐受击穿LXY-70LXY1-70132202707056556552.552.512714625525532032010010040401301303.773.78LXY-10013320110067875.0146255320100401304.10LXY-12013420512067890.0146255320100401304.20LXY3-1601350131601017120.0155280380105421306.20LXY3-2101362022101017157.5170280390105421306.70LXY-2401362062401017180.0170280390105421306.80LXY3-3001372013001017225.0195320485110)